25U 58 tube

• Country
• United States of America (USA)

• Manufacturer / Brand
• Jackson-Bell Co. (pre 1935); Los Angeles

• Year
• 1932

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 68962

• Picture
• Schematics

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

• Number of Tubes
• 5

• Valves / Tubes
• 58 24 58 47 80

• Main principle
• Superhet with RF-stage

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 25U [58 tube] - Jackson-Bell Co. pre 1935; Los

• Shape
• Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).

• Notes

• RF pentode 58 used. This radio model can not be earlier than 1932, because of some tubes used.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 3 = 1933 and before

• Literature/Schematics (3)
• Le Guide du Collectionneur TSF Biraud/Foster, Vol. I (page 207)

• Other Models

• Here you find 83 models, 36 with images and 43 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Jackson-Bell Co. (pre 1935); Los Angeles