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74-AW 59 output (7 pin)

74-AW ; Patterson Radio Corp (ID = 640790) Radio
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74-AW ; Patterson Radio Corp (ID = 640790) Radio
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Country:  United States of America (USA)
Manufacturer / Brand:  Patterson Radio Corp.; Los Angeles
Year: 1933 ?? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 7: 57 56 58 58 55 59 82
Main principle Superheterodyne (common); ZF/IF 262 kHz; 2 AF stage(s)
Tuned circuits 9 AM circuit(s)
Wave bands Broadcast plus more than 2 Short Wave bands.
Details
Power type and voltage Alternating Current supply (AC) / 110; 125 or 220; 250 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
Power out
from Radiomuseum.org Model: 74-AW [59 output ] - Patterson Radio Corp.; Los
Material Wooden case
Shape Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
Dimensions (WHD) 13.5 x 18 x 10.5 inch / 343 x 457 x 267 mm
Notes Covers 575 to 15 metres in four bands. There is also a version using a 2A5 output tube (6 pins).
External source of data Ernst Erb
Source of data Brans, P.H. Radio Schema's, Antwerpen
Literature/Schematics (1) Rider's Perpetual, Volume 4 = ca. 1934 and before (Patterson 4-1)


All listed radios etc. from Patterson Radio Corp.; Los Angeles
Here you find 111 models, 43 with images and 66 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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