UHF radio module BF-TR908

Discover the BelFone BF-TR908, a professional DMR radio link module that connects repeaters in remote sites without IP infrastructure. It operates in single frequency repeater and DMO modes, extending communication range for voice, GPS, and SMS services. Highlights: - Dual Operating Mode: BF-TR908 can operate in single frequency repeater mode and DMO mode, which greatly extend DMR radios communication range. Specifications: - General: - Frequency Range: VHF:150MHz; UHF: 400MHz/350MHz - Zone: 1 - Channel Capacity: 1024 - Channel Spacing: 12.5KHz/25KHz - Working Voltage: DC 13.8V(±20%) - Frequency Stability: ±1ppm - Antenna Impedance: 50Ω - Dimension: 218(L)*330(W)*44(H)mm - Weight: 2.7KG - Transmitter: - Power Output: VHF/UHF high power:25W ; VHF/UHF low power:10W - 4FSK Modulation: 7K60FXD (data only); 7K60FXE (data and voice) - FM Modulation: 12.5 kHz:8K50F3E; 25 kHz:16KΦF3E; - Modulation Limitation: ±2.5kHz - FM Noise: -43dB - Spurious Emission: -36 dBm≤1GHz/-30 dBm≥1GHz - Adjacent Channel Selectivity: ≤-60dB - Frequency Response: +1/-3 dB - Audio Distortion: 0.03 - Digital Vocoder: AMBE+2™ - Receiver: - Digital Sensitivity: 5% BER:0.25 uV - Analog Sensitive: 0.28 uV (12 dB SINAD) - Intermodulation: 65 dB - Adjacent Channel Selection: 60 dB - Spurious Suppression: 70 dB - FM Noise: -45dB - Frequency Response: +1/-3 dB - Rated Audio Power: 0dbm - Rated Audio Distortion: 3%(typical) - Conduction Radiation: -57dBm - GPS Precision: Horizontal Accuracy ≤110m (with good signal) - TTFF（first location）Cold Boot: ＜1 minute(with good signal) - TTFF（first location）Hot Boot: ＜10 seconds (with good signal) - Environmental Specifications: - Operational Temperature: -25℃—+65℃ - Storage Temperature: -25℃—+70℃ - Humidity: MIL-STD-810C/D/E/F - Shock & Vibration: MIL-STD-810C/D/E/F