Amplifier 7-A
Western Electric: Amplifier 7-A [Ampl/Mixer] ID = 2257897 1400x1050
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1922 | Category: Audio Amplifier or -mixer | ||||
| Valves / Tubes | 3: 216A 216A 216A |
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| Main principle | Audio-Amplification; 2 AF stage(s) |
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| Wave bands | - without |
| Details | |
| Power type and voltage | Storage and/or dry batteries / 6 & 120 & 9 Volt |
| Loudspeaker | - This model requires external speaker(s). |
| Power out | |
| from Radiomuseum.org | Model: Amplifier 7-A - Western Electric Company Inc.; |
| Material | Wooden case, TUBES VISIBLE. |
| Shape | Tablemodel, low profile (big size). |
| Dimensions (WHD) | 12.5 x 4.5 x 10 inch / 318 x 114 x 254 mm |
| Notes | Amplifier for a Western Electric Loud Speaking Telephone Outfit. |
| Collectors' prices | |
| Source of data | -- Collector info (Sammler) |
| Mentioned in | Le Guide du Collectionneur TSF Biraud/Foster, Vol. II (page 385) |
| Literature/Schematics (1) | Radio Manufacturers of the 1920's, Vol. 3 (Super=Heterodyne Receivers - by Charles R. Leutz (1924)) |
| Literature/Schematics (2) | Modern Radio Reception, C.R. Leutz, 1924, Page 98 |
Model page created by a member from A. See "Data change" for further contributors.
All listed radios etc. from Western Electric Company Inc.; New York (NY)
Here you find 141 models, 118 with images and 26 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
