367

• Country
• Great Britain (UK)

• Manufacturer / Brand
• McMichael Radio Ltd.; Slough

• Year
• 1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 78631

• • alternative name: McMichael, Leslie

• Picture
• Schematics

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

• Number of Tubes
• 4

• Valves / Tubes
• S215A or VP210 HL2 HL2 Pen220

• Main principle
• TRF with regeneration; 2 AF stage(s)

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 2 & 108V Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: 367 - McMichael Radio Ltd.; Slough

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 13.25 x 7.75 x 13 inch / 337 x 197 x 330 mm

• Notes

• Blue rexine covered wooden case. Also brown/red and black rexine available

  No Grid Bias battery as bias is via R11 and R12 in series with -HT.

  Exide 2V Gel Accumulator LBJ3 (30AH?)  and Drydex H1018 108V

  The S215A is an older 4 pin SG (RF Tetrode). Some models appear to have VP210 (Lower filament current 7 pin RF Pentode) as original V1.

• Net weight (2.2 lb = 1 kg)
• 6.7 kg / 14 lb 12.1 oz (14.758 lb)

• Source of data
• Radio! Radio!

• Mentioned in
• Broadcaster, Service Man's Manual (Oct. 1936)

• Literature/Schematics (1)
• Paul Stenning CD 4

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 183 models, 123 with images and 120 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from McMichael Radio Ltd.; Slough