Heathkit HW-20 'Pawnee' Mobile VHF Transceiver

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The Heathkit HW-10 'Shawnee' and Heathkit HW-20 'Pawnee' are similar in design, except for frequency range.

Original price in 1961: USD 199.95

Frequency range

RX-range
143.8-148.2 MHz
TX-range
143.8-148.2 MHz
HAM bands
-
Stability
-
Tuning steps
-
Filters
-

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Receiver

Modulations
AM   CW  
Sensitivity
0.5 µV provides output 10 dB above noise
Selectivity
15 kHz (-6 dB)
Receiver system
Double conversion superheterodyne
IF-frequencies
1st: 22-26 MHz (tunable)
2nd: 2 MHz
Image rejection
> 70 dB
Audio output
3 W internal speaker, 15 W PA output

Transmitter

Modulations
AM   CW  
RF-Output
AM: 8 W, CW: 10 W

Connections

Antenna
SO-239
Impedance
50-72Ω

Electrical

Power requirements
6.3V DC, 12.6V DC or mains
Current drain RX
60 W
TX
120 W

Physical

Dimensions (w×h×d)
305 × 152 × 254 mm (12.01 × 5.98 × 10.00 in)
Weight
-
Form factor
Mobile
Manufactured
Between 196x and 196x in USA

Other features

Memories
-
Usage
Amateur / Ham radio operators
Features + options
-
Accessories
-

Manuals, diagrams and brochures

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