Download RELM RMU800A Specifications
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RMU800A SERVICE MANUAL Specifications Frequency Range 450 MHz—512MHz Number of Channels (Zone) Conventional CH:Max.512 (Max 256 zone) Channel Spacing 25/12.5KHz 5/6.25 PLL Step 13.6V±15% Power Supply Duty Cycle Transmit: 20% Operation Temperature -30℃~~+60℃ Frequency Stability ±2.0ppm Antenna Impedance 50Ω Dimensions (W×H×D) 175mm×48mm×170mm Weight(net) 1.9kg Transmitter RF Power Output (H/M/L) Adjacent Channel Power Modulation Limit(CTCSS/CDCSS) Spurious Response 45W/25W/5W 70 dB (W)/60dB(N) 5/2.5KHz 80dB FM S/N 48 dB (W)/42dB(N) AM S/N 34dB MIC Sensitivity 91dB Modulation Distortion <3% Modulation S/N(CTCSS/CDCSS) 35dB(W)/30dB(N) Receiver Sensitivity 0.35µV Adjacent Channel Selectivity 75 dB (W) / 65dB(N) Intermodulation 75 dB (W) / 65dB(N) Spurious and Image Rejection 80dB Type of Emission FM S/N Wide:16K0F3E,20K0F1D/Narrow:11K0F3E,11K2F1D 48 dB (W)/42dB(N) External Audio Output 12W (@4Ω 3% distortion),20W (@4Ω 10% distortion) Internal Audio Output 3W (@16Ω 3% distortion), 5W (@16Ω 10% distortion) - 141 -