- Country
- Great Britain (UK)
- Manufacturer / Brand
- HMV (Brand), His Masters Voice, The Gramophone Company Ltd.; Middlesex
- Year
- 1930
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 104602
An HMV SUPERPOWER SPEAKER Model 174
Back View with back removed
Loudspeaker back cover
Instructions stuck on inside of cabinet
Click on the schematic thumbnail to request the schematic as a free document.
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- Permanent or electro-dynamic (moving coil), system not known yet.
- Material
- Wooden case
- from Radiomuseum.org
- Model: 174 Super Power - HMV Brand, His Masters Voice,
- Shape
- Tablemodel, with any shape - general.
- Dimensions (WHD)
- 12.25 x 17.5 x 8.5 inch / 311 x 445 x 216 mm
- Notes
- By The Gramophone Co. Ltd. Moving-coil loud-speaker in a mahogany veneered cabinet. This company's first offering to the Wireless Industry.
- Mentioned in
- Radio! Radio! (fig.898)
- Other Models
-
Here you find 425 models, 335 with images and 242 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from HMV (Brand), His Masters Voice, The Gramophone Company Ltd.; Middlesex