Midland CT 710 Manuale utente

CT 710

”Instruction guide

VHF/UHF TRANSCEIVER |

2 | CT710 Instruction Guide

Content: 4

Maintenance 4

Main functions 5

Description of the device 6

LCD display 6

Transceiver 8

Basic operations 10

Antenna 10

Turning on and oﬀ the power 10

Monitoring function 10

Transmitting 10

Select Mode 10

Dual-band mode 11

Channel Mode 11

Frequency Mode 12

Radio Function 12

The Flank Key Deﬁnition 12

DTMF Code 12

DTMF programmed by software 13

ANI PTT-ID Operation 13

Shortcuts Operation 14

Cloning function 14

CT710 Instruction Guide | 3

Menu function 15

Menu Operation 15

Menu Function List 16

Menu Function introduction and setting 18

Emergency Alarm 18

Setting Reverse Frequency Function 18

Scanning 18

Select scan type 18

VOX Sensitivity Setting 19

Power Setting (high or low) 19

Squelch Threshold Setting 20

Scrambler Setting 20

Backlight On/Oﬀ Setting 20

Backlight Color Selection 21

Beep On/Oﬀ 21

Keypad Lock Function Setting 21

Transmitting TOT Setting 22

Voice Function (only in English) 22

OFFSET DIFFR 22

Selecting the CTCSS tones and DCS codes 22

Setting the receiver CTCSS/DCS (R-CDC) 23

Setting the transmitting CTCSS/DCS (T-CDC) 23

+/- Frequency shift direction (for through repeaters) 23

Selecting the Frequency Step 23

Wide/Narrow Band 24

Roger Beep 24

To Save/delete a channel 24

CTCSS tone table: 50 tones 26

DCS: Digital code 105 tones 27

Table of solutions 28

Technical Speciﬁcation 29

4 | CT710 Instruction Guide

Content:

• CT 710 transceiver

• Antenna

• Li-ion battery pack 1600mAh

• Belt clip

• Desktop charger with wall adaptor

• Quick Guide

If any items are missing or have been damaged during shipment, please

notify your MIDLAND dealer.

Maintenance

Your transceiver is an electronic product of exact design and should be

treated with care .The suggestions below will help you to fulﬁll any war-

ranty obligations and to enjoy this product for many years.

• Do not attempt to open the unit. Non-expert handling of the unit may

damage it.

• Do not store the radio under the sunshine or in hot areas. High tem-

peratures can shorten the life of electronic devices, and warp or melt

certain plastics.

• Do not store the radio in dusty and dirty areas.

• Keep the radio dry. Rainwater or damp will corrode electronic circuits.

• If it appears that the radio diﬀuses peculiar smell or smoke, please

shut oﬀ its power immediately and take oﬀ the charger or battery

from the radio.

• Do not transmit without antenna.

CT710 Instruction Guide | 5

Main functions

• Dual band (VHF/UHF) displayed

• Frequency band:144-146MHz & 430-440MHz (Rx / Tx).

• Working mode: UHF-VHF, VHF-VHF or UHF-UHF

• Output power: 5W VHF /4W UHF

• 128 stored channels

• Scrambler (levels can be programmed via software)

• Compander (programmable via software)

• VOX function

• 210 DCS codes and 50 CTCSS tones

• “VOICE” function

• SOS emergency function

• Channel spacing selectable between 25kHz and12,5 kHz

• Following options can be shown on the display: channel name +

channel number, channel number + frequency, channel number, or

frequency

• Inverted frequency function

• Scan function

• FM radio receiver

• Frequency Step: 5 kHz, 6.25 kHz, 10 kHz, 12.5 kHz, 25 kHz,

• Selectable tx power: high (4-5W)or low (1W)

• Li-Ion battery pack 1600mAh

• Frequency Oﬀset: 0-69.950 MHz

• Shift repeater

• ”Busy channel lockout”frequency (programmable via software)

• Tx signal strength indicator on the display

• Low battery vocal indication

• Roger Beep tone at the beginning or end transmission

• TOT (Time out timer)

• Keypad lock

• Scan of frequencies with CTCSS/DCS

• Scan priority

• DTMF

• Reset of functions and channels

• 1750 / 1450 / 2315 tone to connect to repeaters (programmable via

software)

• Jack for external speaker/mike: 2 Pin KENWOOD type

6 | CT710 Instruction Guide

Description of the device

LCD display

Indicators:

DTMF codes

FM radio

Vox function

Inverted frequency (reverse)

Frequency oﬀset +/-

Channel spacing wide/narrow

ID code activation

Battery level

Emergency call

Scan

Priority scan

CT710 Instruction Guide | 7

Compander

CTCSS tone

DCS code

Keypad lock

RSSI - Potenza segnale ricevuto/trasmesso

Scrambler

Menu/channel number

High/middle/low power transmitting

Band A selected

Band B selected

Frequency

8 | CT710 Instruction Guide

Transceiver

1. Power switch/volume control

2. Encoder Knob

3. Antenna

4. LCD display

5. MENU

6. ENTER (To enter the menu functions and conﬁrm your selections)

7. Alphanumerical keypad

8. LOCK (keypad lock)

9. T-R (Frequency inversion activation)

10. VFO/MR (to change the radio modes)

CT710 Instruction Guide | 9

A PTT (push to talk) key

B Flank key1: A/B frequency selector - single or dual band -, FM radio

C Flank key2: 1750/1450/2315 tone (programmable) or DTMF (pro-

grammable)

D Ext. speaker/microphone jack

EBattery latches

10 | CT710 Instruction Guide

Basic operations

Antenna

Insert the base of the supplied antenna into the SMA connector by rota-

ting the antenna clockwise, then make sure that it has set down. Take out

the antenna from the base by counter clockwise rotation until pull out it

from SMA connector.

Turning on and oﬀ the power

If you want to turn on the power, rotate the PWR/VOL (turning on) knob

clockwise until a beep sound is heard. All icons and frequencies appear

on the screen. (Due to the automatic squelch function, the speaker will

not send out any sound before receiving a call). You can adjust your desi-

red volume by turning the button. If you want to turn oﬀ the power, turn

PWR/VOL knob in counter clockwise rotation until a beep is heard. All

icons and frequencies disappear from the display.

Monitoring function

If you hold down the ENTER key for two seconds and adjust your desired

volume by PWR/VOL knob, you can directly hear a background noise wi-

thout waiting to receive any signals. If you press the PTT key, the squelch

will turn off.

Transmitting

Press the PTT key then speak to the radio in ordinary tone. The transmit-

ting indicator lights up red while the PTT key is pressed.

If you are too close to the microphone or your voice is too loud, the re-

ception won’t sound clear.

Release the PTT key so as to listen a response from your partner.

Select Mode

You can select four diﬀerent operative modes:

1. Dual-band mode

2. Single band mode

3. Channel mode

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