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Last modified 2021-12-28

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Uniden 2020

A picture of Uniden 2020

SPECIFICATIONS

GENERAL
Type:Amateur HF transceiver
Frequency range: 10-80 m in ten bands
80 m: 3.5-4.0 MHz
40 m: 7.0-7.5 MHz
20 m: 14.0-14.5 MHz
15 m: 21.0-21.5 MHz
10 m (A): 28.0-28.5 MHz
10 m (B): 28.5-29.0 MHz
10 m (C): 29.0-29.5 MHz
10 m (D): 29.5-30.0 MHz
11 m: 27.0-27.5 MHz (RX only)
WWV: 15.0 MHz (RX only)
Tuning steps:Continuous
Frequency stability:Less than 100 Hz drift after 30 minutes warmup
Mode:AM / SSB / CW
Channels / memory management:Two XTAL-controlled channels
Repeater shift / offset:No
Power supply:Mains: 100 / 110 / 117 / 200 / 220 / 234 VAC
or 13.8 VDC 10%
Current drain / power consumption:RX: 2 A (Heater off) & 7 A (Heater on)
TX: Max 22 A @ 13.8 VDC (350 VA @ mains)
Antenna impedance / connector:50-75 ohm / SO-239 (And one phono RX-jack)
Dimensions (W*H*D):350*165*333 mm (14.75*6.5*13.25")
Weight:18 Kg (39.6 lb)
Other features:RIT. NB. VOX.




RECEIVER SECTION
Receiver system: Single conversion superheterodyne
IF: 6.18 MHz
Sensitivity: AM: 1 uV (10 dB S/N)
SSB/CW: 0.3 uV (10 dB S/N)
Selectivity: AM/SSB: 2.4 KHz (-6 dB), 4 KHz (-60 dB)
CW: 600 Hz (-6 dB), 1.5 KHz (-60 dB)
Image rejection:50 dB
AF output power / speaker:2.5 W at 10% distortion / 4 ohm
External speaker connector:




TRANSMITTER SECTION
RF output power: AM: ~50 W (90 W input)
SSB/CW: ~100 W (180 W input)
Modulation system: AM: Low power modulation
SSB: Balanced modulation
FM deviation (Factory set):No FM
Spurious emissions:Better than -40 dB
Microphone impedance / connector:Hi-Z / 4-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 197x-197x (Discontinued)
Additional info:New price 1975 in Sweden: SEK 3975:-
Related documents: User manual (6.4 MB)
Alignment instructions (733 KB)
RF finals: Two 6146B
Modifications and fixes:Some minor modifications (15 KB) in swedish
Reviews:
Options / Accessories:
8010
8120
Remote VFO
External speaker
A rear picture of Uniden 2020