a.Press the MENU button twice, the current CTCSS
b.Press the UP or DOWN button to select one of the 38 CTCSS
c.Press the PTT button to confirm the
3.4.2 SETTING THE DCS ADVANCED DIGITAL CODE.
Each channel also has 83 digital codes to let you set up group of users for more secured private communication.
a. Press the MENU button 3 times. DCS code is blinking on the LCD screen.
b. Press UP or DOWN button to select the desired DCS code.
c. Press the PTT button to confirm the DCS channel setting.
Transmitting and Receiving
The Terrain 650 transmission is “one
The Terrain 650 is an
3.4.3 Transmitting (sending a speech)
The unit is continuously in the Receive mode when the unit is turned ON and not transmitting. When a signal is received on the current channel, “RX” icon will be displayed on the LCD Screen and the receiver LED lights up.
3.4.4Transmitting (sending a speech)
a. Press and hold the PTT (push to talk) button to transmit your voice. “TX’ icon will be displayed on the LCD
Screen.
b. Hold the unit in a vertical position with the MIC (Microphone) 5 cm away from the mouth. While holding the PTT button, speak into the MIC (microphone) in a normal tone of voice.
c. Release the PTT button when you have finished transmitting.
3.4.5 Monitor
You can use the Monitor feature to check for weak signals on the current channel.
a.Press and hold the MENU and DOWN buttons at the same time. “RX” icon will be displayed on the LCD Screen. Your Terrain 650 will pick up signals on the current channel, including background noise.
b. Press the MENU button to stop the channel monitoring.
3.5 Setting the VOX (Voice Activated) Sensitivity
In VOX mode, the Terrain 650 will transmit a signal only when it is activated by your voice or other sounds around you. The unit will transmit further for 2 seconds even if you stop talking.
