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Search took 0.00 seconds. Search: Posts Made By: rotorwrench
Forum: Model A (1928-31) 05-18-2021, 07:30 PM
Replies: 25
Views: 4,406
Posted By rotorwrench
Re: Radios

I can't explain for all of the different types on how they function other than they have a housing with two sets of fields and brush sets on both ends. The armature has commutators on both ends. The...
Forum: Model A (1928-31) 05-18-2021, 12:12 PM
Replies: 25
Views: 4,406
Posted By rotorwrench
Re: Radios

They hadn't started using a vibrator circuit yet to step up voltages with the pulsating DC into a transformer. They used a DC Dynamotor that works a lot like an inverter to step up the low DC voltage...
Forum: Model A (1928-31) 05-17-2021, 05:15 PM
Replies: 25
Views: 4,406
Posted By rotorwrench
Re: Radios

Those real early Grigsby Grunow radios were complicated sets. There were multiple components that had to be mounted.
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