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Ultra Short Wave Transmitter-Receiver TR-4

Ultra Short Wave Transmitter-Receiver TR-4; Abbott Instrument, (ID = 1844826) Amateur Ultra Short Wave Transmitter-Receiver TR-4; Abbott Instrument, (ID = 2104582) Amateur
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Ultra Short Wave Transmitter-Receiver TR-4; Abbott Instrument, (ID = 1844826) Amateur
Abbott Instrument,: Ultra Short Wave Transmitter-Receiver TR-4 [Amateur] ID = 1844826 433x825
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For model Ultra Short Wave Transmitter-Receiver TR-4, Abbott Instrument, Inc.; New York City (NY):
Popular Mechanics - Description in Sept. 1942, p.160
 
Country:  United States of America (USA)
Manufacturer / Brand:  Abbott Instrument, Inc.; New York City (NY)
Year: 1941 Category: Amateur Transmitter/Receiver (and Transceiver)
Valves / Tubes 4: HY615 HY75 7F7 6V6 or 6L6
Main principle Transceiver
Wave bands VHF incl. FM and/or UHF (see notes for details)
Details
Power type and voltage Line plus power jack, mostly with battery or storage battery / 110 / 6 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm
Power out
from Radiomuseum.org Model: Ultra Short Wave Transmitter-Receiver TR-4 - Abbott Instrument, Inc.; New
Material Metal case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 9.25 x 8 x 5 inch / 235 x 203 x 127 mm
Notes

Abbott Transmitter-Receiver Model TR-4.
2.5 m band. Super-regenerative detector.
Frequency 112 to 116 MC
Range: Varying from 5 to 75 miles, depending upon terrain
20 W input power.
List Price less tubes and power supply - USD 65,--

Mentioned in Popular Mechanics (Description in Sept. 1942, p.160)
Literature/Schematics (1) -- Original prospect or advert (QST - Amateur Radio December 1941 - Page 71)

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



All listed radios etc. from Abbott Instrument, Inc.; New York City (NY)
Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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