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Last modified 2023-09-15

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Kenwood TS-820S

A picture of Kenwood TS-820S

SPECIFICATIONS

GENERAL
Type:Amateur HF transceiver
Frequency range: 10-160 m + WWV in 10 bands
1.8-2.0 MHz
3.5-4.0 MHz
7.0-7.3 MHz
14.0-14.35 MHz
21.0-21.45 MHz
28.0-28.5 MHz
28.5-29.0 MHz
29.0-29.5 MHz
29.5-29.7 MHz
WWV 15 MHz (RX only)
Tuning steps:Analog / continuous
Frequency stability: Within 1 KHz during the first hour after power-on.
Within 100 Hz during any 30 minute period thereafter.
Mode:SSB / CW / FSK
Channels / memory management: 4 optional
XTAL controlled
Repeater shift / offset:No
Power supply:Mains: 120 / 220 VAC (or 13.8 VDC with DC-DC option DS-1)
Current drain / power consumption:RX: 57 W (Heaters on) @ mains
TX: Max 292 W @ mains
Antenna impedance / connector:50-75 ohm / SO-239
Dimensions (W*H*D):335*155*335 mm (13.2*5.9*13.2")
Weight:16.97 Kg (37.4 lb)
Other features: Built-in digital readout. VOX. NB. RIT. IF shift. Transverter connectors.




RECEIVER SECTION
Receiver system: Single conversion superheterodyne
IF: 8.83 MHz
Sensitivity:0.25 uV (10 dB S+N/N)
Selectivity: SSB
2.4 KHz (-6 dB)
4.4 KHz (-60 dB)
CW (With optional CW filter)
500 Hz (-6 dB)
1.8 KHz (-60 dB)
Image rejection:60 dB
AF output power / speaker:1.5 W at 10% distortion / 8 ohm
External speaker connector:4-16 ohm




TRANSMITTER SECTION
RF output power:
SSB (PEP):~100 W (200 W input) @ mains
CW (DC):~100 W (160 W input) @ mains
FSK:~60 W (100 W input) @ mains
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -60 dB
Microphone impedance / connector:50 Kohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1976-197x (Discontinued)
Additional info: Tube hybrid: One 12BY7A driver and two S2001A or 6146B finals
This one is identical to TS-820 but with the digital frequency readout
mounted from factory.
Related documents: User manual (2.4 MB)
Service bulletins (1.2 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
DS-1A
SP-820
TV-502S
VFO-820
YG-88C
DC-DC converter for 13.8 VDC power
Matching speaker with filters and two line input
144 MHz transverter
External VFO
500 Hz CW narrow filter. IF: 8.83 MHz