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Kirisun TM840 Digital DMR
1024 Channel
Mobile

TR850

Specifications

General
Frequency Range 136~174MHz - 400~470MHz
Channel Capacity 1024
Channel Spacing 12.5KHz
Normal Operating Voltage 13.8V
Operating Temperature -30℃ ~ +60℃
Storage Temperature -40℃ ~ +85℃
ESD IEC 61000-4-2(Level 4)
Dimensions (with battery & antenna) 50mm × 175mm × 205mm
Weight (with battery & antenna) 1.5Kg

Transmitter
Frequency Stability ±1.5 ppm
Power Output 25W / 45W
Modulation Limiting 2.5kHz @ 12.5KHz, 5kHz @ 25kHz
FM Hum and Noise -40dB @ 12.5kHz, -45dB @ 25kHz
Conducted / Radiated Emission -36dBm @ <1GHz, -30dBm @ >1GHz
Adjacent Transient Channel Power -50dB @ 12.5KHz, -60dB @ 25KHz
FM Modulation Mode 12.5KHz:11K0F3E 25KHz:16K0F3E
4FSK Digital Modulation 12.5KHz (data only):7K60FXD
12.5KHz (data+voice):7K60FXE
4FSK Modulation Accuracy 5% @ 25℃, 10% @ extreme temperature
Modulation Maximum Deviation 2.5KHz @ 12.5KHz , 5KHz @ 25KHz
Frequency Pull During Transmission ±100Hz
Nonnative Slot Power -57dBm
Audio Response +3dB, -3dB
Audio Distortion 3%
Digital Vocoder AMBE++
Digital Protocol ETSI TS 102 361-1, -2,

Receiver
Frequency Stability ±1.5 ppm
Digital Sensitivity 0.22μV /-120dBm
Intermodulation TIA603C: 70dB, ETSI: 65dB
Adjacent Channel Selectivity ETSI: 60dB @ 12.5kHz, 70dB @ 25kHz
Co-Channel Rejection 12dB @ 12.5KHz, 8dB @ 25KHz
Spurious Response Rejection TIA603C: 75dB,  ETSI: 70dB
Conducted Spurious Emission -57dBm @ < 1GHz, -47dBm @ > 1GHz
Blocking 90dB
Modulation Acceptance 3.5KHz @12.5KHz, 7KHz @ 25KHz
Rated Audio Distortion 3% (Typical)
Hum and Noise -40dB @ 12.5kHz, -45dB @ 25kHz
Audio Response +3dB, -3dB

Specifications are subjected to change without notice. Typographical errors are not binding.

 

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