Working mode (ch-mdf) --- menu 21, Autobacklight (abr) --- menu 22, Offset frequency (off-set) --- menu 23 – MIDLAND CT790 User Manual

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Store the radio stations: While the radio is searching the station, press MENU. The screen will

display “

SAVE?”, then you can enter any number key between 1 and 9 key. The station will be

stored into the transceiver’s chip.

The transceiver has two radio-channels storable groups. As default, the group used for storing the

channels is the group 1.

E.g. if you want to store 88.1MHz into Channel 8 of the 1st group, just press MENU +8. If you want

to store this frequency into Channel 8 of the 2nd group, firstly, you should select the 2nd storage

group, and then press

. The screen displays “

TEAM 2”, then press MENU + 8.

To listen a stored station, under Radio mode, press the desired number key (from 1 to 9) to listen

it. Use

to choose between group 1 and 2.

Exit the Radio: Press the Side key 1 again to exit the radio mode.

NOTE:

When you are listening the radio, the current frequency/channel is still on use.

While you are listening the radio, press

EXIT to visualize the frequency band. To transmit, press

the

PTT button. Once the transmission ends, after 5 seconds, it will return on Radio mode auto-

matically.

WORKING MODE (CH-MDF) --- MENU 21

This transceiver has two working modes available:

1. Frequency mode (FREQ)

2. Channel mode

There are three kinds of channel mode settable:

a. Channel (CH)

b. Frequency + Channel number (CH FREQ)

c. Channel name (NAME)

To shift between Frequency mode (FREQ) and Channel mode:

In standby mode, press

MENU +21, then press the ▲/▼ buttons to choose the working mode.

Press

MENU to confirm.

You can shift between Channel mode and Channel Name mode only after have stored at least one

channel and one named channel.

AUTOBACKLIGHT (ABR) --- MENU 22

In standby mode, press

MENU + 22. The screen will display “ABR ”.

Press

MENU to enter the function. Press the ▲/▼ buttons to enable/disable (ON/OFF) the auto

backlight of the display, then press

MENU to confirm. To return to the standby mode press EXIT.

OFFSET FREQUENCY (OFF-SET) --- MENU 23

In standby mode, press

MENU + 23. The screen will display “OFFSET ”.

Press

MENU to enter the function. Press the ▲/▼ buttons to select the offset frequency or digit the

offset frequency directly through the key pad. Press

MENU to confirm.

To return to the standby mode press

EXIT.

It is possible to set the frequency shift direction and the offset frequency only in Frequency mode.

It is possible to transmit and receive in two different frequencies.

To set the offset frequency, in frequency mode, you have to set first the frequency shift direction.

E.g.: if you want to receive on 430.025MHz frequency and transmit on 435.026MHz frequency: in

Frequency mode, digit 4 3 0 0 2 5 then press

MENU + 24+ MENU to enter and set the frequency

shift direction. Select +(positive direction) and press

MENU to confirm. Press EXIT to exit the

function. Press

MENU + 23 + MENU to enter the offset frequency function and then digit the fre-

quency deviation (5000). Press

MENU and then EXIT to exit the function. Now the frequency shift

direction and offset frequency have been set.

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