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Filter 1231-P5

Filter 1231-P5; General Radio (ID = 1959504) Equipment Filter 1231-P5; General Radio (ID = 1959505) Equipment
Filter 1231-P5; General Radio (ID = 1965935) Equipment Filter 1231-P5; General Radio (ID = 1965936) Equipment
Filter 1231-P5; General Radio (ID = 1965937) Equipment
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Filter 1231-P5; General Radio (ID = 1959504) Equipment
General Radio: Filter 1231-P5 [Equipment] ID = 1959504 598x671
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For model Filter 1231-P5, General Radio Company; Cambridge (MA)
 
Country:  United States of America (USA)
Manufacturer / Brand:  General Radio Company; Cambridge (MA)
alternative name
 
GenRad
Year: 1961 Category: Service- or Lab Equipment
Details
Loudspeaker
Power out
from Radiomuseum.org Model: Filter 1231-P5 - General Radio Company;
Material Metal case
Dimensions (WHD) 150 x 180 x 270 mm / 5.9 x 7.1 x 10.6 inch
Notes

The Genrel Radio Company filter 1231-P5 is an adjustable parallel resonant audio filter that goes with the 1231-B Amplifier and Null Detector. It serves for reducing harmonics and background noise in bridge masurements. 

Mentioned in - - Manufacturers Literature (Type 1231-B Amplifier and Null Detector operating instructions)

Model page created by Luc Smet. See "Data change" for further contributors.



All listed radios etc. from General Radio Company; Cambridge (MA)
Here you find 216 models, 197 with images and 84 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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