Operation Manual

4) CHANNEL SELECTOR KEYS «CH ▲», «CH ▼» AND/OR

ROTARY KNOB:

The two keys, «CH ▲» and «CH ▼» on the microphone and on the front panel,

allow you to go up and down the channels. This can also be done using the

channel rotary knob.

«CH ▼» key: one quick press allows you to go down by one channel,

continued pression allows you to descend five channels per second.

«CH ▲» key: one quick press allows you to go up by one channel, continued

pression allows you to ascend five channels per second.

5) DISPLAY:

The display shows all the different functions. The bargraph shows the level of

reception and the level of power emitted.

JOHNSON

SIG

+30dB

6) TONE:

This function is used to adjust the tone during reception.

7) MODE:

Use this key to select AM or FM. The modulation mode must correspond with

that of the person with whom you communicate.

A/ Amplitude Modulation (AM) is for communications in areas where there

are obstacles and over medium distances.

B/ Frequency Modulation (FM) is for nearby communications in flat, open

areas. It gives better quality of communication (squelch adjustment needs

more finesse).

8) CH 19:

Channel 19 AM is automatically selected when you depress this key. This

function is activated by depressing the key.To return to the previous configu-

ration re-depress the same key.

9) 6-PIN MICROPHONE PLUG:

This plug is situated on the front panel, thereby making it easier to set the

equipment into the dashboard. See the cabling diagram on page 46.

10) PTT:

Depress this knob to transmit a message and release to listen to an incoming

communication.

A) DC-POWER TERMINAL (13,2 V)

B) ANTENNA CONNECTOR (SO-239)

C) EXTERNAL S-METER JACK (Ø 2,5 mm)

D) EXTERNAL SPEAKER JACK (8

Ω,Ω,

Ω,

Ø 3,5 mm)

English