Detailed Product Description

This is a dedicated single channel decrypting receiver that can be quickly connected to the mains ring for surveillance purposes. The receiver is a high specification super heterodyne, frequency-synthesised type. Extensive filtering is added in order to remove interference prevalent in the mains supply. The de-companding circuitry matching that of the transmitter ensures clear audio quality. SPECIFICATION: FREQUENCY RANGE: 60-450kHz DEMODULATION: narrowband FM MODULATION ACCEPTANCE: 6kHz ADJACENT CHANNEL REJECTION: >50dB SPURIOUS REJECTION: >80dB TEMPERATURE RANGE: -10 to 65C CONTROLS: *volume & on/off switch *squelch *sensitivity/interference switch INDICATORS: 10-segment LED bar-graph INPUT SIGNAL: from mains supply POWER SUPPLY: 100 to 260VAC SIZE: 160 x 140 x 60mm FEATURE: decryption