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www.audiosignal.co.uk |
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What’s new |
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Items added to this site since 1 August 2003 |
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9/8/03
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ArmGeometer v1 pickup arm/cartridge alignment
software
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Freeware
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12/8/03
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Gerzon Archive – a collection of magazine articles
by Michael Gerzon
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Gerzon archive
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12/8/03
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‘Why do equalisers sound different?’
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Gerzon archive
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12/8/03
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‘Digital room equalisation’
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Gerzon archive
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13/8/03
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‘Surround sound from 2-channel stereo’
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Gerzon archive
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13/8/03
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‘A year of surround-sound’
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Gerzon archive
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15/8/03
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Diagrams added to ‘A year of surround-sound’
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Gerzon archive
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15/8/03
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Correction to AG_Readme.pdf (ArmGeometer
information file)
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Freeware
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28/8/03
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ArmGeometer v1.01 – data.txt and graph.txt output
files are now closed immediately they have been written to allow them to be
accessed while ArmGeometer is still running or to be over-written by a new calculation
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Freeware
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29/8/03
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AddDistortion software for imposing static
nonlinearity on a target Wave file
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Freeware
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30/8/03
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Clarification of the distortion data generated by ArmGeometer
added to AG_Readme.pdf (ArmGeometer information file)
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Freeware
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21/9/03
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AddDistortion withdrawn pending an important
amendment
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Freeware
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10/12/03
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FaulknerDownsample v1 – downsamples 24-bit packed
integer Wave files using Tony Faulkner’s adjacent sample averaging technique
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Freeware
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15/2/04
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Gramophone’s Michael Gerzon obituary added plus a link to
the Guardian’s obit on Martin Leese’s Ambisonic FAQ site
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Gerzon archive
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16/2/04
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‘Surround-sound psychoacoustics’
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Gerzon archive |
17/2/04
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‘What’s wrong with quadraphonics’
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Gerzon archive |
16/4/04
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An index of my Hi-Fi News contributions
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HFN index
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7/7/04
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CravenFilters v1 –
applies
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Freeware |
4/11/04
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AddLTEDistortion v1 –
simulates lateral tracking error distortion in vinyl disc replay
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Freeware |
7/11/04
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Note added to AddLTEDistortion
readme file about aliasing distortion
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Freeware |
2/1/05
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FlashPaper documents
added to Gerzon Archive in place of HTMLs
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Gerzon archive |
2/1/05
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‘Three channels: the
future of stereo?’
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Gerzon archive |
3/1/05
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ExtractQuantisationError
v1 – extracts and amplifies the quantisation error that results from truncating
a 24- or 32-bit mono Wave file to 16-bit resolution
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Freeware |
4/1/05
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‘The gentle art of
digital squashing’
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Gerzon archive |
6/1/05
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‘Fixing it outside the
mix’
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Gerzon archive |
10/1/05
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‘Stereo shuffling: new
approach – old technique’
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Gerzon archive |
12/1/05
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‘Minimising
Print-through’
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Gerzon archive |
29/1/05
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AddDistortion v2, a
replacement for the removed v1 – adds a user specified pattern of static
nonlinear distortion, 2nd- to 20th-order, to any mono 16/44.1 Wave file of up
to 60 seconds in length
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Freeware |
22/2/05
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Correction to the Table in ‘Stereo shuffling: new approach – old technique’ |
Gerzon archive |
3/5/05
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‘Stabilising stereo
images’
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Gerzon archive |
27/2/06
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ChannelIsolate and
ChannelCombine – utilities for splitting a stereo Wave file into two mono
files or combining two mono files into a stereo file
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Freeware |
29/4/06
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Wave Files page added,
containing impulse responses from my measurements of valve amplifier
microphony
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Wave Files
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29/4/06
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WaveStats upgraded to
v1.1, with WaveSplit utility added
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Freeware |
3/5/06
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AddDistortion v2.1
replaces v2
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Freeware |
25/2/07
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ITUMultichannelLayoutAssistant
– a utility which assists with determining
5-channel
speaker positions consistent with the ITU standard
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Freeware |
27/2/07
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Chesky6LayoutAssistant
– a utility which assists with determining speaker positions consistent with
Chesky Records’ 6.0 layout
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Freeware
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7/3/07
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ChangeSampleRate – a utility which alters the sampling rate in a Wave file header to a user-specified figure |
Freeware |
7/3/07
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SurroundDelayCalculator – a utility which calculates the electronic delays required for each channel of an ITU 5-channel speaker layout |
Freeware |
3/8/07
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DynamicsAnalysis
– a utility which analyses and graphs the musical dynamics
in mono or
stereo WAVE_FORMAT Wave files of 16-bit, 24-bit, 32-bit integer
or 32-bit float formats
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Freeware |
14/6/08 |
ClippingSimulator – a
utility which simulates hard clipping of a source Wave file by generating
output files clipped at 3, 6, 9, 12, 15 and 18dB below peak level
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Freeware |
17/2/09 |
RIAAPhaseError – a utility
which simulates replay amplitude and phase errors caused by modification of
the RIAA record characteristic at ultrasonic frequencies
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Freeware
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