Testif-i Land Software Changes

Customers with current Testif-i maintenance and support contracts are eligible for free software upgrades when a new version is released. The latest version of software can be obtained from the download area.

Version 2.13 to 2.14

Functionality

Instrument – Tremornet now supported
Noise – add highline filter
Noise – show rejected data for Frequency Domain and Highline Filter
SEG-Y – accommodate record number changing to zero during a record (Force 3 data)
Geophones – add HGT geophone tester
Geophones – add impedance to statistics
Print – remove option to print HTML files
Convert ASCII – add scaling control

Bug Fixes

Filter Frequency – correct scaling factor for pulse time series plot
Frequency Meter – fix scaling issue on lower plot
Camera – colour plot updates at first click when not all channes plotted
Geophone Tester – correct count of failures for GT-508H
Display trace header SEG-Y – when nth record selected don’t display header for first record
General – if “Folder containing data to process” doesn’t exist prompt for new folder
Geophone Tester – improve support for SMT-300
View SEG Header – Extended and External headers for VE464 data can now be read correctly
View Trace Headers – fix bug where module only worked for first record in a file
Time & Frequency – pulse time not correctly calculated if pulse nearer end of record than start

Cosmetic

Convert – append .vfi to existing file extensions in output file
Distortion – failures now includes channel number
Camera – replace cursor controls
Vib Sim Detail – replace cursor controls
Dongle – improve error messages when valid dongle not connected
Concatenate Traces – output record number now increments from highest record number in output file
Pulse Time – automatically set End Frequency to 0.8 of Nyquist frequency if set to 0
Plot trace – colour cursor table values to match cursor colour
Plot trace – reverse sign of time difference between cursors

Version 2.12a to 2.13

Functionality

Vibrator Analysis – track amplitude of reference sweep envelope for target force
Geophone Tester – add support for GT-508 geophone tester
Vibrator Attributes – add support for latest Seismic Source format
Filter Frequency – add option to enter tolerance in % or Hz
Gain & Phase – make module available for all instrument types
Correlated – add “listen time” option to emulate correlation of seismic data

Bug Fixes

Time Domain Pulse – prevent memory overload when processing large channel sets
Start Time – correct best fit line on phase plot
Gain & Phase – omit lowest frequencies to reduce phase wrapping
Vibrator Analysis – invert sign of red force cursor for non-SEG accelerometers
Convert – support mixed preamplifier gains for Sercel 508

Cosmetic

Start Time – increase resolution of measurement to 0.1 microseconds
Advanced Vibrator Similarity – add target force level to Statistics page
Check Reference Sweep – remove parameters when an SCI file is being processed

Version 2.12 to 2.12a

Functionality

Gain Analysis – allow processing of DC signals
Convert – support decoding and scaling of Seismic Source DAT files
Sercel – add module to process SEG-D sensor resistance data
Sercel – add module to process SEG-D tilt data
General – alow user to choose filename for graphics and CSV files

Bug Fixes

Sort – remove 2 GB file size limitation
Vibrator Analysis- apply new phase unwrapping algorithm to all phase plots

Cosmetic

Vibrator Analysis – allow generation of stats page to be suppressed
Vibrator Analysis – change resolution of phase and distortion plots when processing a reference trace
ZLand – improve processing of internal test results
Plot trace – colour cursor table values to match cursor colour
Plot trace – reverse sign of time difference between cursors

Version 2.11 to 2.12

Functionality

VAPS – Add date to time plots when more than one day shown
Distortion – add control to selectively apply specification
Geophone Tester – improve handling for SGT II
VAPS analysis – support Stiffness and Viscosity readings in Seismic Source PSS data
Plot Traces – add button to hide sample values
Vib analysis – make offset removal available in settings
Dongle error code save – include Testif-i version for blue dongles
SEG-D rev3 convert – work around for negative start time

Bug Fixes

Distortion – when cancelling out don’t open CSV file to save results
VAPS – control position of Multi day radio button
General – prevent start and end times being negative
Geophone Tester – Fixed problem with SMT-400 data where + and – tolerances are not equal
Geophone Tester – Fixed problem with SMT-400 data where tolerances are zero
Sercel 428 – Uphole time now decoded correctly for negative times
Convert SEG-Y – some files not working with 0.5 ms data. Rounding errors causing conflict in vfi file size
Advanced Vib Analysis – when SW Box data, read all settings from header
Multi File Convert – release file handle after converting
Convert SEG-Y – Manual/Auto and View/Hide saved parameters wrong way around
Camera – End Time control was ignored, end time of display was always end of record
SEG-D rev3 – bug for tape label fixed
Distortion – Average distortion indicator incorrectly labelled % when should be dB

Cosmetic

Simple Vib Sim – Distortion plot mislabelled Dist against Freq, should be Dist against Time
Noise – Cursor positions corrected in histogram mode
Advanced Vib Sim – Fix cursors for Time Series detail plot
Advanced Vib Analysis – improve autoscaling of Detail plots
Vib analysis – if record to process is 0 then stats show record number found
Vib analysis – Simple vib processing not identical to Advanced (record length rounding)
Parameters – Close Daughter windows has the worng context help
SEG-D rev-3 – Set descale multiplier in vfi file to 0
Pulse Time – front panel switch now blinks when module is open

Version 2.10 to 2.11

Functionality

Instruments – Inova telemetry test module added
View Trace Headers – automatically reverse byte order for Inova instruments
Convert Inova SEG-Y – read line and receiver loacation for each trace (integer portion only)
Inova Digital Sensor Response test – module created
Convert SEG-Y – accommodate upto 2.55 million channels
Plot record header – enable for SEG-Y
Add support for SmartSolo Extended header
Sercel 508 – geophone resistance module added
Sercel – display internal test results for 508
Vibrator Attribute Analysis – add failure count/percent to failure statistics, hide daily statistics if only one day’s data
Vib analysis modules – option to automatically apply low frequency processing when sweep frequency is below 4 Hz
Multi vib sim – show correlation wavelet db centred on 0 irrespective of sweep length
Check Reference Sweep – display warning when sample interval different from Synthetic
Check reference sweep – now supports import of custom sweeps from .SCI format files
VAPS – massive increase in speed by plotting values in scatter plot in bands rather than individual values
VAPS – reject sweep results where Northings or Eastings are less than 10 to trap corrupt data
VAPS – select multiple files to process using Shift/Control keys
VAPS – support for Inova APS format added
Installation – do quiet dongle driver install for Full version
General failures – print prints multiple failures pages if more than 40 failures
Manual Data Convert – if no traces =0 calculate number of traces from file size
Manual Data Convert – when converting several files automatically use same vfi output file

Bug Fixes

Distortion – when cancelling out don’t open CSV file to save results
Distortion – distortion of infinity dB (i.e. no distortion) no longer flagged as a failure
Filter attenuation – refine frequency calculations so works at Nyquist frequency
VAPS – PSS northing and easting round the wrong way
Gain Failures – deviation column was incorrectly labelled dB, changed to %
Noise – not reading Testif-i version correctly so scaling for bar in land version – corrected
Noise – change noise scaling to uG for Inova instruments
Time Domain Pulse – median error was actually mean. This has been corrected
Convert SEG-Y – bug fixed where all values were multiplied by two
Convert SEG-D – if instrument changed recalculate file size etc. and update front panel
Convert – Sercel 508, Sensor Sensitivity was not implemented so instrument test sample values 1000 times too large
Convert – Inova instruments, correct field unit serial number
Convert ASCII – output record number was read when module launched instead of when executed
Multiple File Convert – record number indicator was incorrect

Cosmetic

Distortion – print csv file after graphics files
Multi Vib Analysis – fix autoscaling for distortion plot
Advanced Vib Analysis – change background tab colour from grey to white
Vibrator Attribute Analysis – change background to black, max 50 vibs, make vib number/colour consistent
Observer’s Log – add End of File line to end of log
Sum Records – renamed Stack Records
General – suppress “End of File” warning when “Record not Found” is displayed
General – hide blue 3dB cursors by default

Version 2.09 to 2.10

Functionality

Vib Processing Modules – Settings button added to all modules with additional parameters
Vib Processing Modules – remove confusing Maximum and Minimum Frequency indicators
Vibrator Attribute Analysis – module revamped to make it easier to use
Vibrator Attribute Analysis – support added for Seismic source SourceLink
All Instrument Tests – new Line Graph display of results
Chained DRD tests – add Nominal processing option
Main Menu – add Help button to launch interactive help window
Instruments – support added for SmartSolo
Geophone Tester – Sercel SGT-II geophone tester now supported
Plot trace headers – now allow specifications to be applied to values read from headers
Plot trace headers – module added to Chain Tests
Decode SEG-D – allow decoding of some data where trace length is incorrectly described in channel sets
Convert – Sandwich Box data is automatically scaled when converted to vfi format

Bug Fixes

Full Vib Analysis – correct end time of Peak Force plot
Dongle Check – prevent Testif-i from closing if an invalid dongle is detected
Pulse Time module – the pulse no longer has to be in the first half of the processed data
Convert modules – changing instrument type did not carry through to front panel
Truncate data – did not work correctly when start channel was greater than 1
Full vibs analysis – time of peak force corrected at end of sweep
Plot spread – window size made independent of noise module

Cosmetic

All Modules – redundant menu bar removed from top of modules
Observer’s log – suppress sample rate display for empty channel sets
Plot trace – suppress incorrect sample interval display when channel number out of range
Plot trace – use exponential notation on Y-axis for values graater than a million
Camera – use exponential notation on Y-axis for values graater than a million
Camera – improve display of sample values in table beneath plot
Frequency domain pulse – autoscale Y-axis

Version 2.08 to 2.09

Functionality

Instruments – add support for Inova SEG-D rev3
Instrument distortion algorithm improved – better for very low frequencies
Instrument test – analysis of Fairfield ZLand generation 2 internal tests
Chain Tests – when adding a module use default values from current modules
Chain Tests – Pulse Time module added to list of chained tests
Geophone Tester – SMT-400 can now apply temperature correction to data retrospectively
Convert Data – convert to SEG-Y module added to output data in SEG-Y format
Convert SEG-Y data – if no record length is recorded in the trace header the value in the binary header is used
Convert – serial number of Autoseis units now read
Convert rev3 data – automatically convert sample values from volts to millivolts during conversion
Copy data – enable copying of a fixed number of bytes from any type of file
Advanced vib similarity – detailed plots of each graph now available
Advanced vib similarity – numeric data from graphs can now be saved
VAPS – add support for PSS files
Vibrator Low Frequency Distortion – algorithm changed to give results nearer start of sweep
Check Reference Sweep – start and end frequencies and sweep length now have 1 place of decimal
General – if End Time or No. Channels is 0 these are replaced with actual numbers used when printing
Filter Record, Sort Traces, Scale Traces – input record number value of -1 processes all records in file
Sum Records – input and output record numbers are autoincremented
Convert Sandwich Box files – comments from vfs files are copied to vfi file during conversion
Convert SEG-Y data – if no record length is recorded in the trace header the value in the binary header is used
Observer’s Log – automatically determine byte orded from format code
Observer’s Log – allow user to edit record numbers
DSU-3 Gravity – median value of g now shown

Bug Fixes

Concatenate Traces – now works with more than 18 channel sets
Gain and Phase test chained – column alignment for numerical results corrected
Plot Spread – fixed bug where didn’t work for vfi files with aux from Sercel instruments
VAPS – specifications were being incorrectly applied when calculating numerical failures
Read Trace Header – now reads SEG-Y version correctly
Trace Header – fix problem reading UniQ rev3 headers
General – if only one channel is processed standard deviation of results is zero instead of infinity
Camera – save setting of amplitude control
Camera – enable Normalise by Trace control for colour plots
Convert SEG-Y data – positions of Auto/Manual and Show/Hide switches are now saved
Convert SEG-D – now converts Inova SEG-D data correctly
Convert data – now able to convert data when empty channel sets change from record to record
Convert – fix problem where Sercel FDU number was corrupted for serial numbers above 1000000
Median value calculation corrected – was giving next highest value
Logo – file path correctly recalled when relaunching software
Concatenate Records – no longer closes Testif-i at end of execution
User Manual – index enabled
Multiple File Convert – user can now change window size
Plot Traces – speed up execution when filling to -infinity
Plot Value from Record Header – parameters now saved correctly
VAPS Histograms – values now sorted into ranges correctly
VAPS – replotting with multiple days data no longer puts all data in one day
VAPS – averaging data no longer locks up if number of sweeps exactly divisible by 24

Cosmetic

View SEG-D Header – time now in 24 hour format
Frequency domain pulse analysis – phase plot is now centred on zero
Distortion analysis – amplitude is now RMS of analysed signal instead of fundamental amplitude
Vibrator statistics – replace average amplitude with RMS amplitude
VAPS Single Vib Plots – now coloured rather than black

Version 2.07 to 2.08

Functionality

Plot record headers – new module to read data from a number of record headers
Pulse Time – new module to calculate absolute time of linear phase pulses
VAPS – new module to process vibrator attribute data
Plot Spread – graphics improved and now includes a table showing channel numbers
Filter Frequency – increase resolution of pulse width control to 1/100 Hz
Dynamic Range – add Nominal to use instrument’s theoretical full scale
Trace Headers – support added for Fairfield trace headers
DSU Tilt & Gravity – incomplete DSUs fail tests with result “Not a Number”
Time and Frequency – when a window is applied, show windowed data on Time Domain plot
SEG Header – re-executing allows selection of a different file
Multiple file convert – add skip muted channels option
Camera – when number of Channels to display is 0 in Line Plot mode the number of channels is limited to 100
Camera – re-executing allows selection of a different file
Multiple File Convert – cancelling out of Select Channel Sets now exits module
Support for Hawk (decode and trace headers)

Bug Fixes

Time & Frequency – reset 0 dB reference level when executing with reference button clicked
Convert ASCII – truncate samples if necessary to give a record length of integer milliseconds
Convert, view – ignore super sampling for 8015 instruments as the field may be incorrectly filled in!
Convert single FMR – now works correctly
Convert multiple SEG-Y – now works correctly
Include “Not a number” and “Infinity” results as failures for instrument tests
Prevent “Not a Number” or “Infinity” results locking up software
Convert Data with ARAM – reverse byte order to give correct RAM number
Noise – implement sensitivity in chain tests
Noise – save sensitivity value when exiting Testif-i
General Parameters – save location of Logo file when exiting Testif-i
Resample – sample rate now correctly written into output file
Geophone Tester – when adding records, now defaults to folder containing previous data
Convert – save Field Unit Numbers as binary not mixture of binary and BCD – NOT BACKWARD COMPATIBLE!
Print – if printing multiple windows, cancelling out cancels all subsequent prints
When using with no dongle don’t keep asking for location of Testdata.vfi file
Convert data – remove bug where vfi data is appended to SEG-D file during conversion
Multiple file convert – vfi file extension automatically added to output file to allow conversion to continue
Multiple file convert – fixed problem where last selected record was decoded twice
Plot trace headers – support negative record numbers to process n^th record
General parameters – fixed problem where Show Cursors and Sound On were not checked until the module was launched
Display SEG Header – when selecting a new file, new file is now passed to External/Extended header modules
Print – suppress error when cancelling out of print to XPS file

Cosmetic

Save Extended Header window sizes for current instruments
Display Trace Headers – save position of header display window when exiting module
CMRR – start channel on lower plot was incorrect if analysis not started at #1
Convert – initial listing of channel sets uses position of Decode/Don’t Decode switch
Copy Data – copies file extension from input to output file
Advanced Vib Sim – force sensitivity value recorded on statistics page for all settings
Advanced Vib Sim – force sensitivity recorded in daN/mV instead of daN/V
Display trace headers – add byte number to hex plot
SEG-Y Convert – displayed trace number is now number of traces converted
Camera – traces 200+ now coloured black when initially displayed
Observer’s Log – table auto scales to window size
Observer’s Log – SEG-D comments integrated into main table
Observer’s Log – SEG-Y comments section removed
Distortion – resolution of statistics in dB increased to two places of decimal
General Parameters – button stays in pressed position until module exits
Display trace headers – add byte number to hex plot

Version 2.06 to 2.07

Functionality

Add support for SEG-D rev 3
SEG-D Header View – add Sercel custom revision 3 extensions
Filter – option to filter forward or backwards
Filter – implement Remove DC option
Camera – drag to magnify implemented
Geophone Tester – now works with leakage and noise for SMT-400
Geophone Tester – SGT2 now supported
General Parameters – allow user to turn off “ding”
General Parameters – allow user to turn off 3 SD cursors on results plots
All Vib Sim modules – option to remove DC from traces before processing
SEG Header – SEG-Y Rev1 – don’t apply scaling factors if not a power of 10
Camera – change functionality so that re-executing asks for file to process again
Convert SEG-Y – remove Data channels/All channels option – not properly supported in many SEG-Y files
Support for Unite Extended and Trace headers
Decode SEG-B – if Inst Manu = 15 (TI) assume that header has an extra 512 bytes
Decode SEG-B – if record number = 0 then assume data is padded with 8 bytes at inter block gaps
Vibrator analysis – add low frequency option for distortion plots
Support for SMT-400 geophone tester
Near trace gather – now works with double precision data
Save Graphics/CSV Data – when folder is full ask user to select a different folder
View header / convert – ARAM/Aries – if data is reversed assume it is also IEEE
Allow decoding of more than 18 channelsets
Dynamic Range – time domain – remove offset before calculating noise value
Display SEG Header – now stops execution when reaching last record in the input file
Display Trace Header – support additional defined fields for SEG-Y rev 1
Convert SEG-Y rev 1 – apply transconductance parameter

Bug Fixes

Read Trace – read number of sub-scans when calculating the number of samples to output
Plot trace – read number of sub-scans when calculating the number of samples to output for each plot
Check Reference – improve resolution of synthetic sweep calculations
DRD – checks for +/- Infinity in the failures and marks them as failures
Distortion – checks for +/- Infinity in the failures and marks them as failures
General – if no record found when processing suppress redundant second error message
Sercel Extended Header – extended header is updated when re-executing without closing module
Multiple File Convert – when converting text files, pressing Cancel aborts all conversions
Check Reference – taper is only applied to sweep and not padding when filter delay is in use
Check Reference – prevent divide by zero for zero taper length
Decode SEG-2 – do not allow user to close window (and hang Testif-i)
Plot Trace Headers – allow use of negative record numbers
Copy file – output file uses same file extension as input file by default
Vib Modules – reverse frequency axes for down sweeps
Vib Modules – improve statistics for non-linear sweeps and down sweeps
SEG-D Extended Header – was keeping processor busy while displaying result
Multiple File Convert – ask user to reselect when number of used channelsets changes with Sercel instruments
Allow for records greater than 2 GB
Sercel Trace Header – TB Window was incorrectly decoded
Convert CSV – remove inverted commas from CSV file before converting
Convert CSV – truncate records to nearest 2 ms before outputting (vfi format limitation)
Convert CSV – save all parameters when exiting module
Decode SEG-2 – ignore ascii characters below 0x20 as these print as symbols in Testif-i
Camera – not correctly reading super sampled data from gunlink (Decode SEG V Samples.vi)
Near Trace Gather – now works with old vfi data which uses the external header field
File Truncate – was incorrectly setting number of external headers
Chain – Gain & Phase Test parameter names in table corrected
Geophone Tester – was unable to open read only files
Time & Frequency – ignore records where user “Cancels” out of file selection
Convert – Aram/Aries – samples now correctly converted to mV during conversion
Advanced Vibrator Similarity – HD weight now correctly displayed when entered in daN
Advanced Vibrator Similarity – Target Force now correctly calculated when using VE464 patch 20
Near trace gather – fixed problem preventing data being displayed in camera module
Closing Obs Log on read only file gives file permission error even if no comments added
View trace headers – show last 8 bytes of .vfi trace headers
Time domain pulse – calculate median pulse correctly
Sercel extended header – GPS time now decoded correctly
Copy Data – problem with file extension on output file preventing execution resolved

Cosmetic

General – buttons changed to 3D effect
General – plots update correctly first time after changes are made
Noise Test – don’t allow negative numbers for channel number, end time etc.
Data Viewer – user comments now put on plot
Gain and Phase – suppress phase plot when analysing a sine wave (DSU)
Plot Trace – remove padding character at end of trace
Edit Folders – add button to clear contents of file to process
Convert SEG-Y – window size now saved
Edit Folders – renamed to General Parameters
Filter Frequency – added auto adjust for plot so that if there is 100 or less channels the plot changes to points rather than lines
General – change max/min y axes to always show specification line (bar mode only)
Frequency Meter – fix autoscale for lower plot
Plot Trace Headers – error message produced if record not found
Sum Records – stop incorrect “Channel number out of range” error
Sum Records – implement correct “record not found” error if either record is missing
View Data – update display when moving scroll bars
Filter – rename highpass to low-cut and vice-versa
Filter Frequency – join points on bar graph to highlight channels which are above or below the graph area
Dynamic Range & Crossfeed – results do not plot down to 0 dB
Trace header – save window size for Sercel and SEG-Y headers
Read External Header Land – Hex and ASCII dump of External Header data
Near Trace Gather – now works with old vfi data which uses the external header field
Sort traces – first 8 samples of first trace were zeroed
Filter Atten – selecting 0 for Nominal Amplitudes casuses Amplitude spectrum plot to mis-scale
Multi file convert – OYO GSR and Autoseis added to instrument list
Improve handling of NaN (not a number) in results
Camera – disable gain control when normalising by trace
Chain Tests – suppress blank crossfeed failures page
Advanced Vibrator Similarity – do not allow user to drag cursors on force plot
Camera – disable gain control when normalising by trace
Distortion, CMRR, DRD – auto scale plots rather than start at 0 dB
Plot spread – remove Aux line if there are no aux channels
Plot spread – remove extra pixels at start of line when lines different lengths
Sercel DSU – gravity analysis plots named gravxxxx
Camera – replace infinity values with previous sample value
Dynamic Range – add 1 digit of precision to specification

Version 2.05 to 2.06

Functionality

SEG-Y Convert – automatically decode format and byte order from format code
Add 0 dB reference to Frequency Domain Pulse analysis
Look for dongle driver and offer to reload if not found
Support added for AutoSeis, Oyo GSR and X-Zone instruments
Filter Attenuation – account for finite pulse width
Camera – make colour display for large numbers of channels
Gain and Phase – add Square/Sine switch for FDU/DSU tests
Multiple file convert – if file type not recognised ask user and assume subsequent files are similar
Convert data – source folder saved separately from destination folder
Advanced Vibrator Similarity – add “read values from header” option to parameters
Convert FMR data – add “drive level” and “vibrator number” controls so user can add manually
Plot traces – two cursors per plot with difference between them calculated in table
Plot traces – show graph palette to allow automatic zooming of plots
All modules – give “Channel out of Range” error if a trace number greater than the record size is requested
Geophone Tester – SMT-400 software version 3 supported
SEG-D decode and decode text format – enable long word support for 32 bit integer format
Chain Tests – Filter attenuation, Filter frequency and Gain and Phase tests added
Advanced Vibrator Similarity – support VE464 Patch 20 which doubles similarity output sensitivity
Time Domain Pulse – reference is channel with RMS amplitude nearest the median (instead of peak value)
Distortion – do not truncate traces to zero crossing points before performing FFT
Gain and Phase – adjust phase unwrapping algorithm for phase comparison
For SEG-D rev 2 choose the greater of trace header extensions described in first trace and channelset descriptors
For SEG-D rev 1 assume that all traces have same number of trace headers as the first trace
Trace Header – remove multiple Data Reverse options
Convert SEG-2 data – 62.5 us sample interval data supported

Bug Fixes

Vibrator Statistics, Vibrator Similarity , Advanced Vibrator Similarity – some times displayed incorrectly if the sweep length not an integer
Read SEG-Y Trace Headers – file size calculation was incorrect
Near Trace Gather – now correctly identifies out of range channels
Time & Frequency – slope for phase plot now uses selected frequencies
Gain Accuracy – frequency domain calculation now correct
Plot Trace Header – re-executes correctly, works with normal data
Size of Decode SEG-D window now saved correctly
Gain analysis – add scrollbar when number of failures exceeds 40
View Trace Headers – Sercel trace number was incorrectly interpreted (BCD not binary)
Display Sercel 408 Extended header properly
Scale record – record number increment now works correctly
Multiple file convert – doesn’t stop when reaching first unconverted record
Multiple file convert – Logical File Number now works correctly
Plot traces – line styles and fills saved correctly (right click on thumbnail plot to alter)
Read ASCII module interpreted 0 (null character) as two spaces
SEG-Y Obs Log – file size was limited to 4GB
Correctly detect SEG-D rev 0 (no General header extension)
Convert SEG-Y – pressing Abort waits until the end of the current record before exiting
Time & Frequency – frequencies used for slope of phase plot are now saved
CMRR, Gain, Crossfeed – remove offset prior to calculating Freq Domain noise

Cosmetic

Advanced Vibrator Similarity – data trace plot X axis correctly scaled for non-zero Sweep Start time
Common Mode Rejection – resolution of common mode signal amplitude increased
Plot traces – resolution of sample rate display changed to show 0.0625 ms (hide trailing 0s)
SEG-D Header – add instrument manufacturers up to 51
SEG-D Header – suppress leading zeros for General Constants
Multiple file decode – close module when cancelling from select channelsets window
Sercel Crossfeed – channel number was incorrect when not starting at channel 1
Multiple file decode – stop flickering caused by convert window closing and opening multiple times
Multiple file decode – don’t ask which channelsets to decode if there is only one
Gain Analysis – change heading on failures page to Similarity/Accuracy as appropriate
Remove redundant comma at end of lines in CSV files
Display SEG Header – suppress “end of file reached” message when only one record in the file
Gain and Phase – suppress spectrum for DSU tests
Gain and Phase – increase resolution of analysis frequencies to 2 places of decimal
Change prompt for SEG-Y convert from “Exclude Aux” to “Data channels”
Gain and Phase – change window for time domain plot
Failures pages – remove scrollbar if less than 40 failures
Picture directory numbering includes all file types (png, jpeg, bmp, csv and pdf)
Save data – folder location saved when exiting Testif-i
Noise and Offset – header on failures page corrected for accelerometers
Multiple file convert – save Window size when exiting
Filter attenuation – cursors now fixed to plot
Sercel Extended header – don’t decode GPS time if equal to zero (i.e. not used)
Frequency domain pulse – normalise frequency domain amplitude prior to calculating deviations
SEG-D rev 2 tape label – remove leading blanks to make fields line up
DSU3 Tilt – remove dependence on value of g from control on front panel
SEG-D Header – add number of trace headers per channelset column
Plot traces – double size of plot when both traces are shown on a single plot
SCSI – hide tab if operating system is Windows Vista, 7 or 8
SEG-Y Obs Log – remove offset to 1st trace control
Dongle check – if no dongle is detected keep checking for insertion of a dongle
Camera – prevent blanking of display when last record in a file reached
Filter record – enable trace hiding to speed up execution
Distortion – automatically convert specification from % to dB when changing units to display
Increase resolution of noise results to 3 places of decimal
Read Hex Data, Display SEG Header, Camera – allow different file selection when re-executing
Title for tests – limit to 2 lines
Time & Frequency – display ms for start and end times
SEG-D rev 2 tape label – correct user defined and max shots per field record fields
Time & Frequency – time delay indicator displayed for Large Phase Plot

Version 2.04 to 2.05

Functionality

General – Add support for 64 bit versions of Windows Vista and Windows 7

NOTE:
Parallel dongles not supported under 64 bit Windows
(Please contact Verif-i for information how to exchange your parallel port dongle for a USB one)
Tape read currently not supported under Vista or Windows 7

General

Make size and position of windows user selectable and saved with parameters
Scale Data – can now also perform integration/differentiation and truncation of traces
Sercel DSU-3 Tests – module added to process Tilt and Gravity tests for DSUs
Read Hex Data – ASCII dump added
Filter – offset removal option added
Dynamic Range Determination – add frequency range to “time domain” mode to process limited bandwidth
Sort Traces – add functionality to allow individual traces to be selected
Filter Attenuation – allow user to select zero dB reference
Plot Trace – add Start Time and End Time
Vibrator Similarity – simplify vibrator distortion algorithm
Advanced Vibrator Similarity – add VE464 VSR module to supported similarity systems
Vibrator Similarity – add sweep start time and increase resolution of sweep length
Advanced Vibrator Similarity – improve time accuracy of force graphs
Trace Header Display – decodes Sercel 408 and 428 trace headers
SEG-D Header – add field to display General Constants
Convert Data – allow conversion of ASCII data to Testif-i (vfi) format
Geophone Tester – add support for SMT-400 geophone tester

Bug Fixes

Reference Sweep – calculated amplitude on RMS value of recorded sweep rather than peak
Reference Sweep – apply one sample delay to match output of vibrator controllers
Observer’s Log – suppress file permission error for read only files if the comment is not changed
Observer’s Log – don’t write comments if there are 18 channelsets in the vfi file to avoid overwriting data
Time and Frequency – phase interpolation gradient wrong by factor of 1000
Convert – can now convert data containing more than 18 channelsets in the SEG-D input file
Multiple File Convert – changes made to Instrument type are saved
Multiple File Convert – does not stop execution if there is a gap in the list of selected files
Data Viewer – ignore 2nd record parameters when single record is selected to avoid errors
Display Header – EBCDIC header hyphen was incorrectly displayed as underscore
Trace Headers – increase speed of execution when searching for a particular header by a factor of 100
Gain and Phase – reposition 3 SD cursors around average rather than around 0
Advanced Vibrator Similarity – correct error that prevents Other/Sercel being saved correctly
Vibrator Analysis – remove DC offset before calculating sweep start frequency to cope with high offset records
Check Reference Sweep – correct X-axis values for non-2ms data

Cosmetic

Seg-D Header – disable Extended button for .vfi files
Distortion Failures – line and station added to list of failed channels
Filter Slope – plot rescaled
Vibrator Similarity – set start time reference to trace 0 to prevent start time analysis being performed