Instruction manual

when speaking into the microphone at a normal voice level. The

microphone level can be changed by adjusting the microphone level

controller.

Refer to the Presetting - Microphone Level chapter for details.

) Input level (in receive mode)

To set the optimum level of audio from the transceiver (crucial for

good decoding of digital signals), this LED operates as an input level

indicator in receive mode, as follows:

LED flashing Input level too low

LED off Input level optimal

LED always on Input level too high

(3) Status LED (STA)

SITUATION LED color

Analog standby Off

Digital standby Green

Analog transmit Red

Digital transmit Orange

Digital receive Green blinking

(4) Mode Switch (MODE)

There are 10 modes to choose from, as follows:

Position Mode Header Analog/digital

switch

0 SSB 1.6 sec PTT->A

1 SSB 1.4 sec. PTT->A

2 SSB 1 sec. PTT->A

3 SSB 1.6 sec. PTT->B

4 SSB 1.4 sec. PTT->B

5 SSB 1 sec. PTT->B

6 FM (*) 1 sec. PTT->B Voice squelch

7 FM (*) 1 sec PTT->B All digital

8 FM (*) 0.5 sec PTT->B Voice squelch

9 FM (*) 0.5 sec PTT->B All digital

Remarks:

Header stands for the header tone length. The ARD9000MK2 synchronizes

on the header tones at the initial contact with other users.

PTT->A allows user to toggle between analog and digital transmission just by

quickly pushing the PTT button. The second press opens the microphone and

allows you to talk.