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Audio Amplifier

Audio Amplifier ; Unknown - CUSTOM (ID = 2257968) mod-pre26 Audio Amplifier ; Unknown - CUSTOM (ID = 2257969) mod-pre26
Audio Amplifier ; Unknown - CUSTOM (ID = 2257970) mod-pre26
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Audio Amplifier ; Unknown - CUSTOM (ID = 2257968) mod-pre26
Unknown - CUSTOM: Audio Amplifier [mod-pre26] ID = 2257968 1400x1021
Select picture or schematic to display from thumbnails on the right and click for download.
For model Audio Amplifier, Unknown - CUSTOM BUILT: USA:
Collection privée (réf.: 1340)
Country:  United States of America (USA)
Manufacturer / Brand:  Unknown - CUSTOM BUILT: USA
Year: 1922 ?? Category: Radio module pre 1926 (not a part, not a key)
Valves / Tubes 1: UV201A
Main principle Audio-Amplification
Wave bands - without
Power type and voltage Storage and/or dry batteries / 6 & 120 Volt
Power out
from Model: Audio Amplifier - Unknown - CUSTOM BUILT: USA
Material Wooden case, TUBES VISIBLE.
Dimensions (WHD) 180 x 230 x 260 mm / 7.1 x 9.1 x 10.2 inch

There is a 4.5 V bias battery inside the cabinet.
La pile de 4.5 V est dans le boitier

Model page created by Museum Musée des Radios. See "Data change" for further contributors.

All listed radios etc. from Unknown - CUSTOM BUILT: USA
Here you find 266 models, 217 with images and 12 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.