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Last modified 2023-09-15

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Kenwood TS-140S

A picture of Kenwood TS-140S

SPECIFICATIONS

GENERAL
Type:Amateur HF transceiver
Frequency range: TX: 10-160 m + WARC
RX: 0.5-30 MHz
Tuning steps:10 / 100 Hz
9 / 10 KHz
1 MHz
Frequency stability:? ppm
Mode:AM / FM / SSB / CW
Channels / memory management: 10 regular
10 split
10 band marker
1 scan edge pair
RAM storage with lithium battery backup
Repeater shift / offset:No dedicated. Use VFO A/B split or memory split instead
Power supply:12-16 VDC
Current drain / power consumption:RX: 1.5 A (No signal)
TX: Max 20 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):270*96*270 mm (10.6*3.8*10.6")
Weight:6.1 Kg (13.45 lb)
Other features:




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 40.055 MHz
2nd IF: 455 KHz
Sensitivity: AM (10 dB S/N)
0.5-1.6 MHz: 39.8 uV
1.6-21.5 MHz: 2.5 uV
21.5-30 MHz: 2.5 uV
FM (12 dB SINAD)
21.5-30 MHz: 0.35 uV
SSB/CW (10 dB S+N/N)
0.5-1.6 MHz: 4 uV
1.6-30 MHz: 0.25 uV
Selectivity: AM
6 KHz (-6 dB)
18 KHz (-50 dB)
FM
12 KHz (-6 dB)
25 KHz (-50 dB)
SSB/CW
2.2 KHz (-6 dB)
4.4 KHz (-60 dB)
Image rejection:-50 dB
AF output power / speaker:1.5 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8-16 ohm




TRANSMITTER SECTION
RF output power:
AM:40 W
FM:50 W
SSB (PEP):100 W
CW (DC):100 W
Modulation system: AM: Low level
FM: Reactance
SSB: Balanced
Max FM deviation (Factory set):5 KHz
Spurious emissions:HF: 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




MISCELLANEOUS
Manufactured:Japan, 1987-199x (Discontinued)
Additional info:New price 1988 in Sweden: SEK 9500:-
Related documents:User manual (42 MB)
Modifications and fixes:
Reviews:
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MC-80
MC-85
PC-1A
PG-2S
PS-50
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SP-41
SP-50B
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TU-8
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YG-455C-1
YK-455C-1
Antenna tuner, 10-80 m
Automatic antenna tuner, 10-160 m
Communications headphones, 8 ohm
Communications headphones, 12.5 ohm
Micro headphones, 16 ohm
Interface kit
RS-232C interface
Low pass filter
5-band helical HF mobile antenna
Mobile mount
Hand microphone, dynamic with up/down switches
Hand microphone with up/down switches and 5 minute timer
Desk microphone
Desk microphone, electret condenser type
Desk microphone, electret condenser type with filters and level meter
Phone patch with VU-meter
DC power cable
Heavy duty power supply, 13.8 VDC, 20 A. Built-in cooling fan
Regulated power supply, 13.8 VDC, 20 A (Intermittent)
Station monitor
External mobile speaker, 4 ohm
External mobile speaker, 8 ohm
External speaker
Tone encoder unit. 38 tones selectable by dip-switches
Bumper mount for MA-5
CW filter, 500 Hz
CW filter, 500 Hz