Bedienungsanleitung Midland CT790 (Seite 5 von 16) (Englisch)

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DESCRIPTION OF THE FUNCTIONS

CT790 displays at the same time 2 frequency bands. The frequency band pointed with the arrow

is the master frequency and it is used to transmit; the other one is the vice frequency and only can

be used to receive.

To choose the desired frequency, press the A/B key.

Under Frequency mode:

the following Nine functions can be set on both Bands: frequency step, output power, squelch

level, channel bandwidth, CTCSS, DCS, Frequency shift direction, Offset frequency, and Channel

displaying mode.

Under Channel mode:

the following seven functions can be set on both Bands: invalid-Stepping transmit output power,

CTCSS, DCS, channel bandwidth, frequency step, frequency shift direction and Offset frequency.

FREQUENCY STEP (STEP) ----- MENU 1

In standby mode, press MENU + 1; the screen displays “Step”

Press MENUtoenterthefunction.Pressthe▲/▼buttonstoselectthedesiredfrequencystep,

then press the MENUbuttontoconrm.ToreturntothestandbymodepressEXIT.

This transceiver has seven available frequency steps: 5.00KHz, 10.00KHz, 12.50KHz, 25.00KHz,

50.00KHz and 100KHz.

SQUELCH LEVEL (SQL-LE) ----- MENU 2

This function turns on the Squelch when the signal is strong; the Squelch will stay off when the

signal is weak. Set the same DCS codes of your group and turn on the squelch.

By setting the level too high, you may not receive the weak signals; while by setting it too low you

may receive noises or undesired signals.

NOTE:

This transceiver has ten (0~9) available levels: 0 means that the Squelch is turned on. From level

1 to level 9 you will have different levels of noises reduction. The higher is the level, the louder will

be the Squelch.

In standby mode, press MENU + 2. The screen displays “SQUELCH”.

Press MENUtoentertofunction.Pressthe▲/▼buttonstoselectthedesiredSquelchlevel,then

press MENUtoconrm.ToreturntothestandbymodepressEXIT.

Keep pressed the side Key 2 to enable the Squelch function.

POWER SAVE(SAVE) --- MENU 3

To save battery power, this function can turn off the transceiver when no signal is received.

In standby mode, press MENU + 3. The screen displays “SAVE ”.

Press MENUtoenterthefunction.Pressthe▲/▼buttonstoselectON or OFF, then press MENU

toconrm.

To return to the standby mode press EXIT.

HIGH/LOW POWER SELECTION (TXP) --- MENU 4

In frequency mode, press MENU + 4. The screen will display “TXP ”.

Press MENUtoenterthefunction.Pressthe▲/▼buttonstoselectHIGHorLOWpower,then

press MENUtoconrm.ToreturntothestandbymodepressEXIT.

Youcanchoosebetween5W(HIGH)or1W(LOW)outputpower.BypressingtheTDR key you

can switch the output power (from high to low and viceversa).

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