Amplifier 4P30

Webster Co., The, Webster-Chicago, Webcor; Chicago (IL)

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  • Year
  • 1936
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 65311
    • Brand: Webcor

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

 Technical Specifications

  • Number of Tubes
  • 14
  • Main principle
  • Audio-Amplification; 5 AF stage(s)
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 60 cycles, 115 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 30 W (max.)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Amplifier 4P30 - Webster Co., The, Webster-
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Dimensions (WHD)
  • 15.25 x 16 x 8 inch / 387 x 406 x 203 mm
  • Notes

  • Webster-Chicago 4P30 Amplifier with four inputs and push-pull audio.  Different packages that included speaker and microphone were available.

  • Net weight (2.2 lb = 1 kg)
  • 55 lb (55 lb 0 oz) / 24.970 kg
  • Price in first year of sale
  • 145.00 USD
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 13 = 1942 and before
  • Literature/Schematics (1)
  • Radio Master's Catalog, 1st ed., 1935-36, pg. C-14.

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