Operation Instruction

RECYCLABLE PACKAGING ♻️

Warning

• Do not disassemble or modify the device.
• Do not expose the device to rain or moisture.
• Do not place the device near heat sources.
• Do not operate the device in explosive environments.
• Do not use the device while driving if it causes distraction.
• Do not transmit at high power levels for extended periods without proper ventilation.
• Please check your local regulations regarding radio usage.

Device Checking

Thank you for purchasing our mobile radio. Please check whether the following accessories are included in the package:

Familiar with Radio

Front Panel Controls

Diagram of the mobile radio front panel:

• 1. Microphone Jack: Connects the external microphone.
• 2. Speaker: Outputs audio.
• 3. Power/Volume Knob: Turns the radio on/off and adjusts volume.
• 4. PTT Key: Press to transmit, release to receive.
• 5. P1 Key: Programmable function key.
• 6. P2 Key: Programmable function key.
• 7. P3 Key: Programmable function key.
• 8. LCD Display: Shows operating information.
• 9. Frequency/Channel Knob: Selects frequency or channel.

Rear Panel Controls

Diagram of the mobile radio rear panel:

• 10. Heat Sink: Dissipates heat generated during operation.
• 11. External Speaker Jack: Connects an external speaker.
• 12. Antenna Connector: Connects the radio antenna.
• 13. Power Connector: Connects the power cable.

Specification

Transmitting Part

Screen

Diagram of the LCD screen:

• A. Indicator Light (RX/TX/PTT): Indicates radio status.
• B. PTT-1/PTT-2/Function Key Area (NUMERIC): Controls for PTT and functions.
• C. Main Frequency: Displays the primary operating frequency.
• D. Sub Frequency: Displays the secondary operating frequency.
• E. Channel Name: Displays the name of the selected channel.
• F. TX Power: Indicates the transmission power level (High/Low).
• G. VOX: Indicates if Voice Operated Exchange is active.
• H. CTCSS/DCS: Shows if CTCSS/DCS tones are enabled.
• I. Warning Indicator: Alerts to potential issues.
• J. Frequency Indication: Shows the current frequency band.
• K. Battery Power: Displays the remaining battery charge.
• L. GPS Indicator: Shows GPS status (if applicable).
• M. Main/Sub Frequency Display: Shows both frequencies.
• N. Frequency/Channel Display: Shows selected frequency or channel.
• O. TX/RX Indicator: Shows if transmitting or receiving.
• P. Signal Strength Indicator: Displays received signal strength.
• Q. Alarm Indicator: Alerts to alarm conditions.
• R. Scan Indicator: Shows if scanning is active.
• S. Busy Indicator: Indicates if the channel is in use.
• T. Priority Channel Indicator: Highlights the priority channel.
• U. High/Low Power Indicator: Shows current transmit power setting.
• V. Keypad Lock Indicator: Indicates if the keypad is locked.
• W. VOX Indicator: Shows VOX status.
• X. CTCSS/DCS Indicator: Displays CTCSS/DCS status.
• Y. Frequency Band Indicator: Shows the current frequency band.
• Z. Alarm Indicator: Indicates an alarm state.

Hand-microphone

Diagram of the hand-microphone:

• 1. Indicator Light: Shows microphone status.
• 2. PTT Key: Press to transmit.
• 3. UP Key: Moves up through channels or menu options.
• 4. DOWN Key: Moves down through channels or menu options.
• 5. Function Key (F): Activates programmed functions.
• 6. Numeric Keypad (0-9, *, #): For direct frequency entry or menu selection.
• 7. Speaker: Outputs received audio.
• 8. Microphone: Captures voice for transmission.

Radio and Hand-MIC Functions and Operations

Basic Operations

Key Functions

Channel Mode Operations

Frequency Mode Operations

Frequency/Channel Knob Operations

Other Key Functions

CTCSS/DCS Settings

VOX Function

Functions and Operations

1.1 General Signals

[—] and [ V.MI ]: Squelch signals, are different, and used to mute the noise.

[—] and [ EXIT ]: Noise suppression, used to reduce noise.

1.2 Channel Mode Switching

[—] and [ A ]: Switch to frequency/channel. Long press [ A ]: Enter Menu.

[—] and [ V ]: Switch to channel mode. Long press [ V ]: Enter Frequency mode.

1.3 Radio and Hand-MIC Functions and Operations

1.4 Frequency Changing and Repeater Frequency Setting

In Frequency Mode, rotate the Frequency/Channel knob to change frequency. To set repeater offset, press [ A ] or [ V ] to select the desired offset direction (e.g., + or -). Press [ A ] or [ V ] to confirm.

1.5 Frequency/Channel Scanning

[—] and [ P1 ]: Press the P1 key to start scanning. The radio will scan through programmed channels or frequencies. Press P1 again to stop scanning.

1.6 Squelch Level Setting

[—] and [ P2 ]: Press the P2 key to adjust the squelch level. Rotate the knob to select a level from 1 (most sensitive) to 9 (least sensitive). Press P2 to confirm.

1.7 TX Power Setting

[—] and [ P3 ]: Press the P3 key to switch between High and Low TX power. Press P3 to confirm.

1.8 VOX Function

[—] and [ P3 ]: Press the P3 key to enter VOX setting. Rotate the knob to select the VOX sensitivity level (0-9). Press P3 to confirm.

1.9 Channel Storage

In Frequency Mode, set the desired frequency and parameters. Press [ A ] or [ V ] to enter Menu. Navigate to 'Channel Store'. Select a channel number and press [ A ] or [ V ] to save.

1.10 Channel Delete

In Channel Mode, select the channel to delete. Press [ A ] or [ V ] to enter Menu. Navigate to 'Channel Delete'. Select the channel and press [ A ] or [ V ] to confirm deletion.

1.11 Keypad Lock

[—] and [ EXIT ]: Long press the EXIT key to lock or unlock the keypad. A lock icon will appear on the display when locked.

1.12 Monitor Function

[—] and [ P1 ]: Long press the P1 key to activate the Monitor function, which opens the squelch to hear weak signals.

1.13 Squelch Tail Elimination (STE)

[—] and [ V.MI ]: Access STE settings via the Menu. Select ON or OFF to enable or disable the squelch tail elimination feature.

1.14 Busy Channel Lockout (BCLO)

[—] and [ EXIT ]: Access BCLO settings via the Menu. Select ON or OFF. When ON, the radio will not transmit if the channel is busy.

1.15 CTCSS/DCS Code Setting

[—] and [ A ]: Enter Menu. Navigate to 'CTCSS/DCS'. Select the desired code from the list. Press [ A ] or [ V ] to confirm.

1.16 DTMF Function

[—] and [ V.MI ]: Access DTMF settings via the Menu. Configure DTMF speed, code, and other parameters as needed.

1.17 Remote Control Function

[—] and [ EXIT ]: Access Remote Control settings via the Menu. Configure remote control functions such as remote kill, remote stun, and remote revive.

1.18 Emergency Alarm

[—] and [ P1 ]: Long press the P1 key to activate the Emergency Alarm function. This sends an alarm signal to other radios.

1.19 NOAA Weather Radio

[—] and [ V ]: Press the V key to switch to NOAA weather radio mode. Use the UP/DOWN keys to select the desired NOAA channel.

1.20 GPS (Optional)

If your device is equipped with GPS, it can transmit location data. Access GPS settings via the Menu to configure GPS parameters, such as transmission interval and coordinate format.

Note: GPS function requires a clear view of the sky. Location accuracy may vary.

1.21 Programming Software

To program the radio with custom settings, frequencies, and channel names, connect the radio to a computer using the programming cable and use the dedicated Radtel programming software. Refer to the software's help documentation for detailed instructions.

1.22 Resetting the Radio

To reset the radio to factory default settings, access the Menu. Navigate to 'Reset'. Select 'All Reset' and confirm. Warning: This will erase all user-programmed data.

1.23 Firmware Update

Periodically, firmware updates may be available from Radtel. Follow the instructions provided with the firmware update to update your radio's software.

1.24 Troubleshooting

No Power: Ensure the battery is charged and properly connected. Check the power switch and volume knob.

No Transmission: Check if the PTT key is pressed. Verify the antenna is connected. Ensure the channel is not busy (BCLO enabled).

Poor Audio Quality: Check microphone connection. Adjust volume. Ensure the squelch level is appropriate.

Radio Not Responding: Try resetting the radio. If the issue persists, contact Radtel support.

1.25 Technical Specifications

Important Notes

• Always operate the radio in accordance with local laws and regulations.
• Avoid transmitting with excessive power for prolonged periods.
• Keep the device away from extreme temperatures and moisture.
• Regularly check the battery charge level.
• Ensure the antenna is properly connected for optimal performance.