- Country
- Great Britain (UK)
- Manufacturer / Brand
- Portadyne, (Brand), Dynaport Radio & Television Co. Ltd. (Whittingham Smith, Kew); London
- Year
- 1964 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 175359
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 6
- Main principle
- Superheterodyne (common); ZF/IF 470 kHz; 2 AF stage(s)
- Tuned circuits
- 5 AM circuit(s)
- Wave bands
- Broadcast, Long Wave and Short Wave.
- Power type and voltage
- Dry Batteries / 9 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
- from Radiomuseum.org
- Model: S3B - Portadyne, Brand, Dynaport
- Notes
- Portable radio. SW band 5.9-16.5Mhz. Uses OA70 for varicap diode fine tuning on SW.
- Source of data
- -- Schematic
- Circuit diagram reference
- Radio and TV Servicing books (R&TVS) book
- Author
- Model page created by Keith Staines. See "Data change" for further contributors.
- Other Models
-
Here you find 74 models, 29 with images and 40 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Portadyne, (Brand), Dynaport Radio & Television Co. Ltd. (Whittingham Smith, Kew); London