RETEVIS ασύρματος πομποδέκτης RT81, UHF, DMR, 10W, 32 κανάλια, μαύρος

Τεχνικά Χαρακτηριστικά

General

• Frequency: UHF 400-470MHz
• Mode: Digital/Analog
• Power: 10W
• Channel capacity: 32 (2 Zone, 16 channel per zone)
• Zone: 2
• Working voltage: 7.4V
• Working temperature: -30 °C ~ +60 °C
• Continuous working time: Analog: 15 hours, Digital: 25 hours
• Battery capacity: 2200mAh
• Weight (include battery): 264g
• Radio size (include battery): 139x64x37mm

Receiver

• Channel spacing: 12.5/25KHz (Digital mode 12.5KHz)
• Frequency stability: +/-1.0ppm
• Analog sensibility: 0.35µV/-116dBm (20dB SINAD), 0.2µV/-120dBm (Typical)
• Digital sensibility: 0.3µV/-117.4dBm (BER5%), 0.7µV/-110dBm (BER1%)
• Spurious response: TIA03C:65dB, ETSI:65dB
• Adjacent channel selectivity: TIA603C: 60dB @12.5KHz, ETSI :60dB @12.5KHz
• Spurious response suppression: TIA603C: 70dB, ETSI:70dB
• Receiving spurious emissions> <-57dBm @1GHZ, >-47dBm
• Blocking: 84dB
• Rated audio power: 1W
• Audio response: +1dB ~ -3dB
• Rated audio distortion: </=3%

Transmitter

• Channel spacing: 12.5/25KHz (Digital mode 12.5KHz)
• Frequency stability: +/-1.5ppm
• TX power: Low: 1W, High: 10W
• FM noise: -40dB @12.5kHz
• Spurious emission: <-36dBm @1GHz, >-30dBm
• Adjacent channel selectivity: -60dB @12.5KHz
• FM modulation mode: 12.5KHz: 11FOF3E
• 4FSK digital modulation mode: 12.5KHz (data only) 7K60FX, 12.5KHz (data+voice) 7K60FX
• Modulation limit: 2.5KHz @12.5KHz
• Audio response: +1dB ~ -3dB
• Rated audio distortion: </=3%
• Digital protocol: ETSITSI02361, -1 ,-3
• Vocoder type: AMBE+2TM