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250-25 Signal Sentry

250-25 Signal Sentry; Johnson Company, E.F (ID = 230287) Amateur-D
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250-25 Signal Sentry; Johnson Company, E.F (ID = 230287) Amateur-D
Johnson Company, E.F: 250-25 Signal Sentry [Amateur-D] ID = 230287 146x167
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For model 250-25 Signal Sentry, Johnson Company, E.F.; Waseca, MN
 
Country:  United States of America (USA)
Manufacturer / Brand:  Johnson Company, E.F.; Waseca, MN
Brand
 
Viking
Year: 1956 Category: Amateur Equipment (Other, but not Key)
Valves / Tubes 2: 12AX7 12AU7
Wave bands Wave Bands given in the notes.
Details
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: 250-25 Signal Sentry - Johnson Company, E.F.; Waseca,
Shape Very small Portable or Pocket-Set (Handheld) < 8 inch.
Dimensions (WHD) 3.7 x 3.5 x 3.3 inch / 94 x 89 x 84 mm
Notes Covers all bands; for convenient monitoring of either phone or CW transmissions.
Price in first year of sale 19.00 $
Literature/Schematics (1) Allied Radio Catalog Nº 150, 1956

Model page created by Vitor Oliveira. See "Data change" for further contributors.



All listed radios etc. from Johnson Company, E.F.; Waseca, MN
Here you find 62 models, 52 with images and 27 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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