11TO TRANSMIT AND RECEIVEThe uh073sx uses the 40 UHF-CB Channels. For your reference a list of theavailable channels and corresponding frequencies is printed at the end of thismanual.1. The maximum RF transmit power of uh073sx is 3 Watts.2. Before you transmit, listen for activity on theselected channel.3. When the channel is clear, press and hold theto transmit. TX appears on the LCD.4. When you have finished speaking, release theand listen for a response. TX indicatorthen disappears on the LCD.The display shows BUSY when a transmissionis being received by your radio.Hold the radio with microphone approximatelyfive cms in front of your mouth with theantenna at approximately 45* angle away fromyour head. Speak in a clear, normalconversational voice.To switch to low power, press . LOWappears on the LCD.To switch back to higher power, pressagain. LOW indicator disappears from the LCD.PTTPTT1/3w1/3w