• Country
• Great Britain (UK)

• Manufacturer / Brand
• RGD (Brand), Radio Gramophone Development Co. Ltd.; Birmingham

• Year
• 1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 195015

• Number of Tubes
• 6

• Valves / Tubes
• VP4B ACTH1 VP4B TV4 AC2/PenDD UU4

• Main principle
• Superhet with RF-stage; ZF/IF 460 kHz

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 200-250 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 522 - RGD Brand, Radio Gramophone

• Shape
• Console with any shape - in general

• Notes
• A similar chassis is fitted to the RGD 516 table radio.

• Literature/Schematics (1)
• Trader sheet 598

• Author
• Model page created by Howard Craven. 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