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Announce Type Microphone 4-AA-1 UZ4083-A

Country:  United States of America (USA)
Manufacturer / Brand:  RCA (RCA Victor Co. Inc.); New York (NY)
alternative name
RCA Manufacturing || Victor Talking Machine
Year: 1928 ?? Category: Microphone or Pick-up element
Valves / Tubes 3: UX864 UX864 UX864
Wave bands - without
Power type and voltage Other, details in remarks or not known. / 6 & 180 Volt
Loudspeaker - For headphones or amp.
Power out
from Model: Announce Type Microphone 4-AA-1 UZ4083-A - RCA RCA Victor Co. Inc.; New
Material Metal case
Dimensions (WHD) 14.5 x 14.5 x 14.5 inch / 368 x 368 x 368 mm
Notes RCA 4-AA-1 Announce Type Microphone with UZ4083-A condenser unit, response 30 to 10.000 Hz, built-in DC coupled amplifier type AA-4088-A with 70, 250 & 500 ohms output impedance, suitable condenser microphone control panel was the type 11-A.
Source of data -- Collector info (Sammler)

Model page created by a member from A. See "Data change" for further contributors.

All listed radios etc. from RCA (RCA Victor Co. Inc.); New York (NY)
Here you find 4913 models, 2892 with images and 3995 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.