- Country
- United States of America (USA)
- Manufacturer / Brand
- Philco, Philadelphia Stg. Batt. Co.; USA
- Year
- 1938/1939
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 50623
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- Main principle
- Superheterodyne (common); ZF/IF 470 kHz; 2 AF stage(s)
- Tuned circuits
- 5 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries / 90 / 1.5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Wooden case
- from Radiomuseum.org
- Model: 39-70B - Philco, Philadelphia Stg. Batt
- Shape
- Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
- Dimensions (WHD)
- 300 x 361 x 171 mm / 11.8 x 14.2 x 6.7 inch
- Net weight (2.2 lb = 1 kg)
- 3.6 kg / 7 lb 14.9 oz (7.93 lb)
- External source of data
- Ernst Erb
- Source of data
- Collector's Guide to Antique Radios 4. Edition
- Circuit diagram reference
- Rider's Perpetual, Volume 10 = 1939 and before
- Literature/Schematics (1)
- Philco 1939 RMS Yearbook
- Literature/Schematics (2)
- Machine Age to Jet Age II (page 212.)
- Literature/Schematics (3)
- Cathedral & Tombstone Radios (page 193.)
- Other Models
-
Here you find 4014 models, 2208 with images and 3662 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA
Collections
The model 39-70B is part of the collections of the following members.