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Last modified 2020-05-06

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Kenwood TR-7800

A picture of Kenwood TR-7800 (European version)

SPECIFICATIONS

GENERAL
Type:Amateur VHF transceiver
Frequency range:144-146 MHz (Europe)
143.900-149 MHz (USA)
Tuning steps:5 / 25 KHz (Europe)
5 / 10 KHz (USA)
Frequency stability:Less than 20 ppm @ -20 to +50C (-4 to +122F)
Mode:FM
Channels/memory management: 13 regular
1 with independent RX/TX frequencies
1 priority
Four R6/AA NiCd battery backup (Less than 2 mA with 13.8 VDC disconnected)
Repeater shift/offset:600 KHz
Power supply:13.8 VDC 15%
Current drain/power consumption:RX: 400-900 mA
TX: 2.5-6 A
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):175*64*206 mm (6.89*2.52*8.11")
Weight:2.1 Kg (4.63 lbs)
Other features: 1750 Hz tone call (Europe). DTMF encoder (USA).
CTCSS/PL option (USA)




RECEIVER SECTION
Receiver system:Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:0.2 uV (12 dB SINAD)
Selectivity:12 KHz (-6 dB)
24 KHz (-60 dB)
Image rejection:
AF output power/speaker:2 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power: Hi: 25 W
Lo: 5 W
Modulation system:Variable reactance direct shift
FM deviation:5 KHz
Spurious emissions:Less than -60 dB
Microphone impedance/connector:500 ohm / 6-pin




MISCELLANEOUS
Manufactured:Japan, 1980-1981 (Discontinued)
Additional info: New price 1980 in the UK: 265.00
New price 1980 in the US: $399.95
New price 1981 in the UK: 275.00
Related documents:User manual (15.8 MB)
Modifications:
Reviews: Practical Wireless: January 1981
73 Magazine: April 1981
Options/Accessories:
BC-1
KPS-7
MB-9
SP-40
Memory backup charger/power supply
AC power supply. 13.8 VDC, 7 A
Quick release mobile bracket
Mobile speaker
A picture of Kenwood TR-7800 (USA version)