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Last modified 2022-07-20

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Kenwood TS-690S

A picture of Kenwood TS-690S

SPECIFICATIONS

GENERAL
Type:Amateur HF/VHF transceiver
Frequency range: TX: 10-160 m + WARC / 6 m
RX: 0.03-30 / 50-54 MHz
Tuning steps:1 / 10 / 100 Hz
1 / 2 / 5 / 9 / 10 / 500 KHz (Depending on programming)
Frequency stability:Better than 10 ppm @ -10 to +50C (14 to 1220F)
Mode:AM / FM / SSB / CW / FSK
Channels / memory management: 90 regular and split
10 programmed scan
RAM storage with lithium battery backup
Repeater shift / offset:No dedicated. Use VFO A/B split instead
Power supply:12-16 VDC
Current drain / power consumption:RX: Max 2.5 A
TX: Max 20.5 A
Antenna impedance / connector: 50 ohm (20-150 ohm on 10-80 m with AT-450) / Two SO-239
Dimensions (W*H*D):270*96*328 mm (10.6*3.8*12.9")
Weight:6.9 Kg (15.2 lb), without ATU
Other features: NB1/NB2. AIP. VOX. Attenuator. Notch filter. Speech processor.




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne
1st IF: 73.05 MHz
2nd IF: 8.83 MHz
3rd IF: 455 KHz
Sensitivity: AM (10 dB (S+N)/N)
0.5-1.62 MHz: 32 uV
1.62-21.5 MHz: 2 uV
21.5-30 MHz: 1.3 uV
FM (12 dB SINAD)
28-30 MHz: 0.25 uV
50-54 MHz: 0.25 uV
SSB/CW/FSK (10 dB (S+N)/N)
0.5-1.62 MHz: 4 uV
1.62-21.5 MHz: 0.2 uV
21.5-30 MHz: 0.13 uV
50-54 MHz: 0.13 uV
Selectivity: AM:
5 KHz (-6 dB), 18 KHz (-50 dB)
FM:
12 KHz (-6 dB), 25 KHz (-50 dB)
SSB/CW/FSK:
2.2 KHz (-6 dB), 4.4 KHz (-60 dB)
Image rejection:70 dB
AF output power / speaker:1.5 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power:

HF6 m
AM:40 W20 W
FM:100 W50 W
SSB (PEP):100 W50 W
CW (DC):100 W50 W
Modulation system: AM: Low level modulation
FM: Reactance modulation
SSB: Balanced modulation
Max FM deviation (Factory set):FM normal: 5 KHz
FM narrow: 2.5 KHz
Spurious emissions:HF: Better than -50 dB
6 m: Better than -60 dB
Microphone impedance / connector:600 ohm / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1991-199x (Discontinued)
Additional info:New price 1996 in Sweden: SEK 19480:-
Related documents: User manual (68 MB)
Service manual (34 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
AT-300
AT-450
DSP-100
HS-5
HS-6
IF-232C
LF-30A
MB-430
MC-43S
MC-60A
MC-80
MC-85
PS-33
PS-53
SO-2
SP-23
TU-8
VS-2
YG-455C-1
YG-455CN-1
YK-88C-1
YK-88CN-1
YK-88S-1
YK-88SN-1
External automatic antenna tuner unit
Internal automatic antenna tuner unit, 10-80 m
External Digital Signal Processor
Light-weight open air-type headphones, 8 ohms
Deluxe, very light-weight headphones
RS-232C level converter
Low pass filter
Mobile mounting bracket
Dynamic hand microphone with up/down buttons
Desk microphone with preamplifier
Omnidirectional electret desk microphone with preamplifier
High-class unidirectional electret desk microphone with preamplifier and filter
Matching power supply, 13.8 VDC, 20.5 A (25% duty cycle)
Matching heavy duty power supply, 13.8 VDC, 20.5 A (1 hour continuous).
TCXO unit. 20 MHz. 0.5 ppm
Matching external speaker
Tone encoder unit (CTCSS/PL)
Voice synthesizer
500 Hz CW filter (455 KHz IF)
230 Hz CW filter (455 KHz IF)
500 Hz CW filter (8.83 MHz IF)
270 Hz CW filter (8.83 MHz IF)
2.4 KHz SSB filter (8.83 MHz IF)
1.8 KHz SSB filter (8.83 MHz IF)