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Heathkit SB-221

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Desktop Shortwave Linear Amplifier

Upgraded version from the Heathkit SB-220

Specifications
Type
Desktop Amateur HF Linear Amplifier 
Frequency range RX
TX
10-80m 
Frequency stability
Tuning steps
Filters
Receiver
Modulations
Sensitivity
Selectivity
Receiver system
IF-frequencies
Image rejection
Audio output
Transmitter
Modulations
CW / SSB 
RF-output
SSB: 2 kW PEP, CW: 1 kW (with 100 W drive) 
Connections
Antenna
SO-239 
Impedance
50/75Ω 
Electrical
Power requirements
Mains 
Current drain RX
TX
Physical
Dimensions (w×h×d)
378 × 209 × 398 mm (14.88 × 8.23 × 15.67 in)  
Weight
Form factor
Desktop 
Manufactured
Between 197x and 197x in USA 
Other features
Memories
Usage
Amateur / Ham radio operators 
Manufacturer
Heathkit 
Model
SB-221
Features
 
Manuals, Diagrams and Brochures
 
None available  
 
 
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