Buy your Bosch 501 ;DC Schematic





6/8/2020 0:2
I am away until the evening of Thursday 6/8/2020
I cannot send any schematics marked TO SCAN,
others will be sent, but possibly not very quickly.

PayPal Logo
Bosch 501 ;DC schematic circuit diagram download

Check your PayPal Email is correct!
Email me to advise different Email to send to
Please ensure
Javascript is enabled!!


The following notes are automatically scraped from Google,DuckDuckGo,
Yahoo and Yandex by an Artificial (not so) Intelligent algorithm
CountryUnited States of America (USA)
ManufacturerUnited American Bosch (Magneto Corporation); Springfield (MA)
Alternative Name American Bosch Magneto
BrandEssex
ModelModel 501 Vibro-Power - United American BosChassis Magneto
Year: 1933Category: Broadcast Receiver
Valves5: 6F7 78 75 43 25Z5
TechnologySuperhet IF 456 kHz
Tuned Circuits5 AM circuit(s)
Wave BandsBroadcast only (MW).
Power typeAC/DC-set / 105-125 Volt
Dimensions10 x 7 x 5 inch / 254 x 178 x 127 mm
Net weight8 lb (8 lb 0 oz) / 3.632 kg
Initial Price52.00 $
SourceBook: gernsback Vol: 5 Page: 889
SourceBook: rider Vol: 5 Page: 39
SourceBook: rider Vol: 7 Page: 2
SourceBook: rider Vol: 5 Page: 39
SourceBook: rider Vol: 7 Page: 2
SourceBook: rider Vol: 5 Page: 39
SourceBook: rider Vol: 7 Page: 2


TypeConfigurationYearBaseEquivalents
6F7Triode Pentode1936UX7CV1915
78Pentode1933UX678E A678 AG78 CV2544 G78 UZ78
75Double Diode Triode1933UX6275 675 6ZDH3 A675 CV614 VT75
43Pentode1932UX6A2543 CV2514 ER43
25Z5FW Rectifier1936UX6CV555