D AC operated TRF
Echophone Radio, Inc. - see also (The) Radio Shop or Hallicrafters Inc.
- Country
- United States of America (USA)
- Manufacturer / Brand
- Echophone Radio, Inc. - see also (The) Radio Shop or Hallicrafters Inc.
- Year
- 1930
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 158497
-
- Brand: Ufonic
- Number of Tubes
- 6
- Main principle
- TRF with regeneration
- Tuned circuits
- 3 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Alternating Current supply (AC) / 117 Volt
- Loudspeaker
- Permanent or electro-dynamic (moving coil), system not known yet. / Ø 8 inch = 20.3 cm
- Power out
- 0.8 W (unknown quality)
- Material
- Wooden case
- from Radiomuseum.org
- Model: D AC operated TRF - Echophone Radio, Inc. - see
- Shape
- Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
- Notes
- TRF with regerative feedback from detector back to 1st RF stage. Similar to earlier Echophone model C but used chassis construction instead of construction with wooden chassis panel.
- Net weight (2.2 lb = 1 kg)
- 6 lb (6 lb 0 oz) / 2.724 kg
- Literature/Schematics (1)
- Radio Set Socket Layout 1921 to 1935, RCA (p.27)
- Author
- Model page created by Fred Rice. See "Data change" for further contributors.
- Other Models
-
Here you find 83 models, 40 with images and 44 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Echophone Radio, Inc. - see also (The) Radio Shop or Hallicrafters Inc.