‘ GENERAL • Frequency coverage : 156.525 MHz (Ch 70) Rx only • Mode : 16K0G2B • Power supply requirement : 13.8 V DC (negative ground) • Usable temperature range : –20°C to +60°C • Current drain (at 13.8 V DC) : 1.0 A (approx.) • Antenna impedance : 50 Ω (nominal) • Output impedance (for testing) : 100 kΩ (nominal) • Dimensions (projections not included) : 165(W)×110(H)×78(D) mm • Weight : 1 kg (approx.) ‘ RECEIVER • Receive system : Double conversion superheterodyne system • Intermediate frequencies : 1st 21.7 MHz 2nd 450 kHz • Sensitivity : -10 dBμ typical at 12 dB SINAD • Adjacent channel selectivity : 70 dB • Spurious response : 70 dB • Intermodulation rejection ratio : 68 dB • Hum and noise : –40 dB