• Country
• Great Britain (UK)

• Manufacturer / Brand
• Mullard Wireless, London (see also Mullard Radio Valve)

• Year
• 1949 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 99201

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 5

• Valves / Tubes
• ECH21 EAF41 EAF41 EBL21 AZ31

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• Wave bands
• Broadcast, Short Wave(s) and Police.

• Power type and voltage
• Alternating Current supply (AC) / 110-245 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 8 inch = 20.3 cm

• Material
• Bakelite case

• from Radiomuseum.org
• Model: MAS230 - Mullard Wireless, London see

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 410 x 280 x 210 mm / 16.1 x 11 x 8.3 inch

• Notes
• Südafrikanische Ausfürung des MAS225. 5 short waves

• Net weight (2.2 lb = 1 kg)
• 10 kg / 22 lb 0.4 oz (22.026 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Otto Tuil. See "Data change" for further contributors.

• Other Models

• Here you find 143 models, 117 with images and 59 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Mullard Wireless, London (see also Mullard Radio Valve)