Other radios based on the same chassis:
The Oak Mantle was a 5-valve broadcast band Colt chassis in a solid oak (natural or dark coloured) cabinet.
This was the predecessor to the Planet model and is typically sighted with a 5B4 or 5B5 Bell Colt chassis fitted.
Radio and Electrical Review, June 1955
Intermediate Frequency: 462kc/s
Frequency Bands: 1
Chassis Notes(most schematics can be clicked to download a full size version) Early versions used all rimlock valves, however later versions replaced the ECH41/42 with a noval ECH81. Some chassis' were stamped with 5B4, but not all of them.
| YEAR | MODEL NAME |
|---|---|
| 1954 | Bell Colt 5B4 |
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