2 Tube Reflex
Harkness Radio Corp.; Newark
- Country
- United States of America (USA)
- Manufacturer / Brand
- Harkness Radio Corp.; Newark
- Year
- 1924
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 44115
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 2
- Valves / Tubes
- Main principle
- TRF without regeneration; 2 AF stage(s); Reflex
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries
- from Radiomuseum.org
- Model: 2 Tube Reflex - Harkness Radio Corp.; Newark
- Shape
- Tablemodel, with any shape - general.
- Notes
-
2 Tube, Reflex TRF receiver with no regeneration utilizing special tuned transformers manufactured by Harkness and sold as a home-built kit. Based on the 1 tube reflex followed by an audio amplifier.
- Price in first year of sale
- 33.00 $
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Mentioned in
- -- Original prospect or advert (Radio Frequency Amplification, Theory & Practice by Kenneth Harkness. 2nd Ed, 1924, Page 170)
- Other Models
-
Here you find 7 models, 6 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Harkness Radio Corp.; Newark