Skip to content
Date of last update: February 6, 2022

audio

please visit the online manual for updates

Below are the available audio properties are described.

Output Levels

Audio Output Levels can be called with predefined the values below or a level within its allowed range, either -40 to 0 or -40 to 12dB

value name Represents
audio.level.off mute
audio.level.mute mute

audio.lineout.level

property for the the line out level

audio.speaker.level

property for the the speaker output level

audio.headset.level

property for the the headset output level

audio.sidetone.level

property for the the side tone

audio.main.level

property for the the main output level

Dim Levels

Dim properties eg. speaker dim and priority dim can be called with the predefined values below

value name Represents
dim.level.mute mute
dim.level.min.24 -24
dim.level.min.18 -18
dim.level.min.12 -12
dim.level.min.6 -6
dim.level.off off

audio.active

Property for the active audio profile in the case of devices with multiple profiles

audio.source

Property for the active audio input source.

value name represents the input to be
audio.source.off disabled
audio.source.mcx.headset the headset of an MCX
audio.source.mcx.frontmic the front mic input of an MCX
audio.source.mcx.linein the Line In of an MCX
audio.source.375Hz a 375 Hz test tone
audio.source.1000Hz a 1 kHz test tone
audio.source.1200Hz a 1.2 kHz test tone
audio.source.2500Hz a 2.5 kHz test tone

audio.gain

Property for the input gain of the selected audio source.

audio.compressor

Property for the input compressor

value name represents the compressor to be
audio.compressor.off off
audio.compressor.fast fast
audio.compressor.medium medium
audio.compressor.slow slow

audio.gate.threshold

Property for the gate threshold

value name represents the gate threshold value
audio.gate.threshold.off off
audio.gate.threshold.min.50 -50
audio.gate.threshold.min.45 -45
audio.gate.threshold.min.40 -40
audio.gate.threshold.min.35 -35
audio.gate.threshold.min.30 -30
audio.gate.threshold.min.25 -25

audio.hold

Property for the gate hold

value name represents the gate hold value
audio.gate.hold.short short
audio.gate.hold.medium medium
audio.gate.hold.long long
audio.gate.hold.xlong xlong

audio.limiter

Property for the output limiter

value name represents the output limiter value
audio.limiter.off off
audio.limiter.min.24 -24
audio.limiter.min.18 -18
audio.limiter.min.12 -12
audio.limiter.min.6 -6

audio.headset.bias

Property for the headset bias

value name represents the headset bias value
audio.headset.bias.off off
audio.headset.bias.on on

audio.mic.power

Property for the mic power

value name represents the mic power value
audio.mic.power.off off
audio.mic.power.on onn

audio.speaker.dim

Property for the speaker dim

can be called with a dim level

Two Wire Properties

twowire.preset

Property for the 2-wire mode

value name represents
twowire.preset.disabled Audio from and to the 2 wire is disabled
twowire.preset.rts a -5 dB preset is used for nulling
twowire.preset.clearcom a -13 dB preset is used for nulling
twowire.preset.tecpro a -18 dB preset is used for nulling
twowire.preset.asl a -24 dB preset is used for nulling

alternatively an integer value can be used from one of the generic presets: -18, -15, -12, -9, -6 or -3

twowire.callmode

Property for the 2-wire callmode

value name represents
twowire.callmode.disabled calls are not send and received
twowire.callmode.dc DC calling is used
twowire.callmode.ac AC calling is used
twowire.callmode.acdc Both AC and DC calling is used

twowire.autonull

Property to interact with the 2-wire autonull

value name represents
twowire.autonull.start triggers the start of the autonull process
twowire.autonull.active indicates the autonull process taking place this can only be read, not set
twowire.autonull.ready indicates the autonull process being ready this can only be read, not set

twowire.adjust.from2wire

Property for the from 2-wire adjust

the available value range is -20 to 20 in dB's adjustment

twowire.compressor

Property for the 2-wire compressor

value name represents
twowire.compressor.off off
twowire.compressor.fast fast
twowire.compressor.medium medium
twowire.compressor.slow slow

twowire.threshold

Property for the 2-wire gate threshold

value name represents the gate threshold value
twowire.gate.threshold.off off
twowire.gate.threshold.min.50 -50
twowire.gate.threshold.min.45 -45
twowire.gate.threshold.min.40 -40
twowire.gate.threshold.min.35 -35
twowire.gate.threshold.min.30 -30
twowire.gate.threshold.min.25 -25

twowire.hold

Property for the 2-wire gate hold

value name represents
twowire.gate.hold.short short
twowire.gate.hold.medium medium
twowire.gate.hold.long long
twowire.gate.hold.xlong xlong

twowire.adjust.to2wire

Property for the to 2-wire adjust

the available value range is -20 to 20 in dB's adjustment

twowire.limiter

Property for the to 2-wire limiter

value name represents the output limiter value
audio.limiter.off off
audio.limiter.min.24 -24
audio.limiter.min.18 -18
audio.limiter.min.12 -12
audio.limiter.min.6 -6

Radio Properties

radio.gain

Property for the radio input gain of the selected audio source.

radio.compressor

Property for the radio compressor

value name represents
radio.compressor.off off
radio.compressor.fast fast
radio.compressor.medium medium
radio.compressor.slow slow

radio.threshold

Property for the radio gate threshold

value name represents
radio.gate.threshold.off off
radio.gate.threshold.min.50 -50
radio.gate.threshold.min.45 -45
radio.gate.threshold.min.40 -40
radio.gate.threshold.min.35 -35
radio.gate.threshold.min.30 -30
radio.gate.threshold.min.25 -25

radio.hold

Property for the radio gate hold

value name represents
radio.gate.hold.short short
radio.gate.hold.medium medium
radio.gate.hold.long long
radio.gate.hold.xlong xlong

radio.adjust

Property for the radio output adjust

the available value range is -6 to +12 in dB's adjustment

radio.limiter

Property for the radio output limiter

value name represents the output limiter value
audio.limiter.off off
audio.limiter.min.24 -24
audio.limiter.min.18 -18
audio.limiter.min.12 -12
audio.limiter.min.6 -6

radio.txmode

Property for the radio tx mode

value name represents
radio.txmode.disabled the ptt relay is never activated
radio.txmode.vox the ptt relay is activated if a talk is enabled and audio is received
radio.txmode.talk the ptt relay is activated as long as a talk is enabled

Written by: Henk-Jan Blok, Timo Toups