- Country
- United States of America (USA)
- Manufacturer / Brand
- Colonial Radio Co.; Long Island and Buffalo, NY
- Year
- 1933
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 35522
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 5
- Main principle
- Superheterodyne (common); ZF/IF 175 kHz
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Alternating Current supply (AC)
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Bakelite case
- from Radiomuseum.org
- Model: 250 AC - Colonial Radio Co.; Long
- Shape
- Tablemodel without push buttons, Mantel/Midget/Compact up to 14
- Dimensions (WHD)
- 260 x 200 x 120 mm / 10.2 x 7.9 x 4.7 inch
- External source of data
- Ernst Erb
- Source of data
- Collector's Guide to Antique Radios 4. Edition
- Circuit diagram reference
- Rider's Perpetual, Volume 4 = ca. 1934 and before
- Other Models
-
Here you find 165 models, 74 with images and 131 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Colonial Radio Co.; Long Island and Buffalo, NY
Collections
The model 250 AC is part of the collections of the following members.
Forum contributions about this model: Colonial Radio Co.;: 250 AC
Threads: 1 | Posts: 1
En RMorg consta como de madera y es de bakelita, se alimenta a 125 v. c.a. las válvulas son: desconocida 78 75 43 25Z5. Las dimensiones son 26 x 22 x 14 cmts.
Francisco Gallego, 02.Oct.08