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Directional Coupler 250-37

Directional Coupler 250-37; Johnson Company, E.F (ID = 1811765) Amateur-D Directional Coupler 250-37; Johnson Company, E.F (ID = 1813248) Amateur-D
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Directional Coupler 250-37; Johnson Company, E.F (ID = 1811765) Amateur-D
Johnson Company, E.F: Directional Coupler 250-37 [Amateur-D] ID = 1811765 768x352
Select picture or schematic to display from thumbnails on the right and click for download.
For model Directional Coupler 250-37, Johnson Company, E.F.; Waseca, MN:
aus ebay, #181658315814, Verkäufer pflavs
 
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)
Wave bands Short Wave (SW only)
Details
Power type and voltage No Power needed
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: Directional Coupler 250-37 - Johnson Company, E.F.; Waseca,
Material Metal case
Shape Miscellaneous shapes - described under notes.
Dimensions (WHD) 6.25 x 2.3125 x 2.3125 inch / 159 x 59 x 59 mm
Notes

E.F. Johnson Directional Coupler 250-37. 1000 watt directional coupler is an accessory for the Antenna Matchboxes 250-23-3 and 250-30-3.  Monitors SWR and relative power in 52-ohm lines when used with a multimeter. Rated for 1 kw from 1.7 to 150 MHz.

Price in first year of sale 11.75 USD
Mentioned in Allied Radio Catalog (Knight) (1962 Catalog No. 210 page 279.)

Model page created by Gottfried Silberhorn. 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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