Name: | Harkness Radio Corp.; Newark (USA) |
Abbreviation: | harkness |
Summary: |
Kenneth Harkness Radio Corp.; Dept. A2, 727-739 Frelinghuysen Ave., Newark, N.J. Source: Radio News for October 1925, page 547 |
History: |
In 1924 Kenneth Harkness developed the Counterflex Circuit.
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Country | Year | Name | 1st Tube | Notes |
---|---|---|---|---|
USA | 24 | 2 Tube Reflex | 2 Tube, Reflex TRF receiver with no regeneration utilizing special tuned transformers manu... | |
USA | 25 | Counterflex 3 [late UX types] | UX201A | The Harkness 3 tube receiver is a Reflex circuit that employs tuned radio frequency amplif... |
USA | 25 | Counterflex [5 tubes] | Three dials (primary tuning control knobs) | |
USA | 26 | KH-27 | UX201A | Six tube TRF receiver using two as RF amplifiers, one as a detector, and three as audio am... |
USA | 24/25 | Counterdon Counterflex 3 [early UV-type] | UV201A | See also the late version with another panel and UX tubes. There is much more information ... |
USA | 27 | Counterfonic Six | ||
USA | 24 | 1 Tube, Reflex | 1 Tube, Reflex TRF receiver with no regeneration utilizing special tuned transformers manu... |
Further details for this manufacturer by the members (rmfiorg):
Data Compliance | More Information |