181 BL-CB
Sentinel Radio Corp., Evanston, Illinois
- Country
- United States of America (USA)
- Manufacturer / Brand
- Sentinel Radio Corp., Evanston, Illinois
- Year
- 1939/1940
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 57415
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- Main principle
- Superheterodyne (common); ZF/IF 455 kHz
- Wave bands
- Broadcast only (MW).
- Details
- Record Player (perh.Changer)
- Power type and voltage
- Storage and/or dry batteries / 90V/1.5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- Material
- Leather / canvas / plastic - over other material
- from Radiomuseum.org
- Model: 181 BL-CB - Sentinel Radio Corp., Evanston
- Shape
- Portable set > 8 inch (also usable without mains)
- Dimensions (WHD)
- 13.25 x 10 x 12.75 inch / 337 x 254 x 324 mm
- Notes
-
Battery's 45Vx2 = +B 1.5V= A (filament). Tunes 540 to 1730 k.c.
- Net weight (2.2 lb = 1 kg)
- 27.5 lb (27 lb 8 oz) / 12.485 kg
- External source of data
- Ernst Erb
- Source of data
- Collector's Guide to Antique Radios 4. Edition
- Circuit diagram reference
- Rider's Perpetual, Volume 11 = ca. 1940 and before
- Literature/Schematics (1)
- Radio Retailing (Radio & Television R.) (May 1939 page 34)
- Literature/Schematics (3)
- Shown for Season 1939/40 for 1940 in Sentinel Folder No. 120.
- Other Models
-
Here you find 710 models, 350 with images and 602 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Sentinel Radio Corp., Evanston, Illinois