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Last modified 2025-09-08

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Kirisun TM840 UHF

A picture of Kirisun TM840 UHF

SPECIFICATIONS

GENERAL
Type:Professional land mobile UHF transceiver
Frequency range: 400-470 MHz
Tuning steps:Channelized (Programmable in 12.5 KHz increments)
Frequency stability:? ppm
Mode:DMR and FM / NFM
Channels / memory management: 1024 regular
Repeater shift / offset:Programmable
Power supply:13.6 VDC ±15%
Current drain / power consumption:RX: 0.6-2 A
TX: Max 14 A
Antenna impedance / connector:50 ohm / BNC
Dimensions (W*H*D):175*50*205 mm (6.9*2*8.1")
Weight:1.5 Kg (3.3 lb)
Other features: 1.8" dot-matrix color LCD. Built-in GPS. Multi-language menus
FM: 2-tone. 5-tone. CTCSS/PL. DTMF. Scrambler and more.
DMR:Location Info Protocol. IP connect. Data transfer. Voice encryption and more.




RECEIVER SECTION
Receiver system: ? conversion superheterodyne
Sensitivity: FM/NFM: ? uV (12 dB SINAD)
DMR: 0.22 uV/-120 dBm (5% BER)
Squelch sensitivity:
Selectivity:
Image rejection:
AF output power / speaker:? W at ?% distortion / ? ohm
External speaker connector:




TRANSMITTER SECTION
RF output power: High: 40 W
Low: 25 W
Modulation system:FM/NFM: ?
DMR: 4FSK, AMBE++ vocoder
Max FM deviation (Factory set):FM: ±5 KHz
NFM/DMR: ±2.5 KHz
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / 10-pin
Microphone input level:? mV




MISCELLANEOUS
Manufactured:China, 2014-201x (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
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