Heathkit SB-640

Remote Linear Master Oscillator / VFO

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External-/Remote-VFO for the Heathkit SB-101/Heathkit SB-102 transceivers, designed to permit split frequency operation.

Frequency range

RX-range
-
TX-range
?
HAM bands
?
Stability
≤ 100 Hz per hour after warmup
Tuning steps
?
Filters
?

Receiver

Modulations
All mode  
Sensitivity
?
Selectivity
?
Receiver system
?
IF-frequencies
?
Image rejection
?
Audio output
?

Transmitter

Modulations
All mode  
RF-Output
?

Connections

Antenna
Clamps / screws
Impedance
?

Electrical

Power requirements
External PSU or main unit
Current drain RX
-
TX
?

Physical

Dimensions (w×h×d)
254 × 171 × 279 mm (10.00 × 6.73 × 10.98 in)
Weight
2.30 kg (5.1 lbs)
Form factor
Base Station
Manufactured
Between 1967 and 1970 in USA
MPN
HEATHKIT-SB-000640

Other features

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

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