- Country
- Great Britain (UK)
- Manufacturer / Brand
- RGD (Brand), Radio Gramophone Development Co. Ltd.; Birmingham
- Year
- 1958 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 148740
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 6
- Main principle
- Superheterodyne (common); ZF/IF 475 kHz; 2 AF stage(s)
- Tuned circuits
- 5 AM circuit(s)
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- Dry Batteries / 2 x 6 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm
- from Radiomuseum.org
- Model: B56 - RGD Brand, Radio Gramophone
- Shape
- Portable set > 8 inch (also usable without mains)
- Notes
- Only preset tuning on LW.
- 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 148 models, 115 with images and 66 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from RGD (Brand), Radio Gramophone Development Co. Ltd.; Birmingham