User & Installation manual
VHF- Communication Transceiver
Doc.-Nr:
DE-3000-800100e
KRT2
Revision 12.2
Jan. 2016
22 / 61
For use in gliders the VOX has to be set to 10 for disabling the speaker
control.
3.4.5 TXm – PTT Switch Selection
Pressing the AUD button three times enables the turning knob to enable
certain PTT switches.
On transmission the microphone which is related to the PTT-L/R will be
enabled. The equivalent indication is TX or TX1 / TX2.
On transmission the PTT-L/R related microphone will be the only one
activated.
TXm**
*
- Left / -
*
Right /
**
Both
3.4.6
INT
– Intercom Volume
Pressing the AUD button four times enables the turning knob to set the
intercom volume.
INTnn
Range: 01 – 10
3.4.7 EXT – External Audio Input Volume
Pressing the AUD button five times enables the turning knob to set the
external audio input volume. External audio inputs can be audio alarms,
voice alarms, Vario, etc. The required level is 200mVpp (6Vpp max).
Activation occurs for settings >00 and will be indicated by the flag “a”.
00 = turning off,
01 lowest level without threshold, 9 = highest gain.
EXTnn
Range: 0- 9
