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686SB

Country:  United States of America (USA)
Manufacturer / Brand:  National Company; Cambridge & Malden (MA)
alternative name
 
National Toy Co.
Brand
Thrillbox
Year: 1939 Category: Miscellaneous (Other, Various) - see notes
Valves / Tubes 1: 6X5
Details
Power type and voltage 6 Volt
Loudspeaker
Power out
from Radiomuseum.org Model: 686SB - National Company; Cambridge &
Notes vibrator pack for 6V DC, same as 686S, but with mounting brackets;
output power 165V DC (B+ voltage), 45 mA
used to power HRO / HRO-5 series receivers
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 22, covering 1951


All listed radios etc. from National Company; Cambridge & Malden (MA)
Here you find 430 models, 275 with images and 162 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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