Kenwood TS-660

Source: rigpix

Transceivers
Updated: 09/02/2026

Kenwood TS-660

Confidence score: 50%
Estimated value
643€

Theoretical estimate

547€

Minimum

740€

Maximum

Specifications

GENERAL

Type
Amateur HF/VHF transceiver
Frequency range
6-15 m in four bands: 15 m: 21.000-21.450 MHz 12 m: 24.500-25.000 MHz 10 m: 28.000-29.700 MHz 6 m: 50.000-53.900 MHz (TX on 12 m was disabled from factory, but was easily restored by user)
Tuning steps
AM/SSB/CW: 10 / 100 Hz FM: 100 Hz, 10 KHz
Frequency stability
Within ±200 Hz during the first hour after 1 minute warmup Within ±30 Hz during any 30 minutes after warmup
Mode
AM / FM / SSB / CW
Channels / memory management
5 regular RAM storage. External DC required for memory retention.
Repeater shift / offset
No dedicated. Use VFO A/B split
Power supply
12-16 VDC (2-pin connector)
Current drain / power consumption
RX: Max 1 A TX: Max 4 A
Antenna impedance / connector
50 ohm / Two SO-239
Dimensions (W*H*D)
241*94*236 mm (9.49*3.7*9.29")
Weight
4.9 Kg (10.8 lb)
Other features
NB. IF shift.

RECEIVER SECTION

Receiver system
Single conversion superheterodyne (AM/SSB/CW) IF: 8.83 MHz Double conversion superheterodyne (FM) 1st IF: 8.83 MHz 2nd IF: 455 KHz
Sensitivity
AM: 1 uV (10 dB S/N) FM: 0.4 uV (12 dB SINAD) SSB/CW: 0.25 uV (10 dB S/N)
Selectivity
Standard AM/SSB/CW: 2.4 KHz (-6 dB), 4.2 KHz (-60 dB) FM: 15 KHz (-6 dB), 32 KHz (-60 dB) With optional filters AM: 6 KHz (-6 dB), 11 KHz (-60 dB), with YK-88A CW: 500 Hz (-6 dB), 1.5 KHz (-60 dB), with YK-88C CW: 270 Hz (-6 dB), 1.1 KHz (-60 dB), with YK-88CN
Image rejection
60 dB
AF output power / speaker
1.5 W at ?% distortion / ? ohm
External speaker connector
3.5 mm, 8-16 ohm

TRANSMITTER SECTION

AM
Max 4 W
FM
Max 10 W
SSB (PEP)
Max 10 W
CW (DC)
Max 10 W
Max FM deviation (Factory set)
±5 KHz
Spurious emissions
10/15 m: Better than -40 dB 6 m: Better than -60 dB
Microphone impedance / connector
500 ohm to 50 Kohm / 8-pin (Metal locking ring connector)
Microphone input level
? mV
User reviews

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