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Basic Functions of Analog Two-Way Radios

Monitor Function: Specifically designed to capture weak signals. By pressing a dedicated key, the signal reception path is forcibly opened, allowing the operator to detect and listen to faint audio signals through the speaker.

 

Scan Function: Designed to provide comprehensive coverage of communications across all channels. By utilizing a dedicated key, the receiving circuitry cycles through each channel in a preset sequence, monitoring each for a specific duration to detect any active signals. For instance, if the dwell time per channel is set to 100ms, the device can scan through ten channels per second-achieving a scanning rate of 10 channels/s.

 

Voice-Activated Operation: Once this function is enabled, users can activate the transmitter directly via voice-without the need to press the PTT (Push-to-Talk) button-thereby facilitating convenient and hands-free operation.