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Last modified 2023-09-15

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Kenwood TR-7500

A picture of Kenwood TR-7500 (European version)
European version


Type:Amateur VHF transceiver
Frequency range: Europe
TX: 145-146 MHz
RX: 145-146 MHz
(144-145 MHz option)
TX: 146-148 MHz
RX: 146-148 MHz
Tuning steps:Channelized
Frequency stability:Less than 750 Hz @ 25C (77F)
Channels / memory management: Europe: 40 fixed (25 KHz steps)
USA: 100 fixed plus a 15 KHz shift button
Repeater shift / offset:600 KHz
Power supply:11.5-16 VDC (2-pin connector)
Current drain / power consumption:RX: 500 mA (No signal)
TX: 1.5-3 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):152*60*234 mm (5.98*2.36*9.21")
Weight:2.2 Kg (4.85 lb)
Other features:1750 Hz tone burst (Europe). CTCSS/PL encoder option (USA)

Receiver system: Double conversion superheterodyne
1st IF: 10.7 MHz
2nd IF: 455 KHz
Sensitivity:0.4 uV (20 dB quieting)
Selectivity:12 KHz (-6 dB)
Image rejection:70 dB
AF output power / speaker:1.5 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm

RF output power:

2 m:10 W1 W
The low power setting is internally adjustable up to 5 W
Modulation system:Variable reactance direct shift
Max FM deviation (Factory set):5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:500 ohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV

Manufactured:Japan, 1977-19xx (Discontinued)
Additional info: New price 1978 in the UK: 225
Related documents: User manual European version (1.5 MB)
Schematic diagram & band expander kit (514 KB)
Modifications and fixes:
Options / Accessories:
144-145 MHz band expander kit (Europe only)
CTCSS/PL tone encoder (USA only)
Power supply. 13.8 VDC, 3.5 A
A rear picture of Kenwood TR-7500 (European version)
European version
A picture of Kenwood TR-7500 (USA version)
USA version