Solutions
Analog Interphone

Analog walkie-talkies are wireless communication devices based on analog signals, providing instant voice calls with clear sound quality and anti-interference capabilities. They are widely used in scenarios such as construction sites and outdoor adventures to ensure efficient team communication.

Diagrams & Products
Analog Interphone
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MIC Speaker Transceiver antenna Audio OPA Modulation Circuit Transmit Receive Local Oscillator Temperature Frequency Circuit Frequency Selective Amplifier Audio power Amplifier Intermediate Amplifier Circuit Demodulator Oscillator LDO Three-level PA LNA Power Control Audio OPA Transceiver Bandpass Filter Battery
Audio OPA
Audio OPA 2
Frequency Selective Amplifier