"Must have" docs

Philco:

Vol. 1 - Vol. 2

Complete instructions for adjusting all Philco Radio Receivers, Djvu file vol.1 is about 600Kb for 35 pages, vol.2 is 10Mb for 195 pages, special thanks to Robert Mozeleski for 2nd volume scanning.

 

 

 

 

 

 

Aligning Philco Receivers 1937, by J. Rider, complete book (136 pages) vol. 1, djvu file (2.45Mb).
 
1926, about 100 pages, Djvu file 6.70Mb (readable only if printed in full A4 or on screen, for printing use settings for full page black and white, only the first page is in colors) Practical Amplifier diagrams 'Proven circuits for the technician and experimenter' 1952, 96 pages, Djvu, 1,1Mb.
   
The Zenith Story Exactly as title says, special thanks to Mikael Carlsson. Djvu file is only 1.6Mb How to make the most popular all wave 1 and 2 tube receivers 1938, Neat booklet, title says all, 32 pages, 1.5Mb djvu file..
 
Old book for beginners. Djvu format, 3 Mb.

Tube amplifiers: more than 130 schematics

DJVU file with tube amplifier schematics, 3.2Mb
 
1936, 90 pages, Djvu format, nice guide, 1.3Mb. Servicing Superheterodynes 1934, by J. Rider, complete book (279 pages), djvu file (7.50Mb).
 
Many thanks to Meyer from Belo Horizonte that sent me this in more parts, this is in one DJVU file, 102 pages (2.35Mb) including index. An help to identify what those numbers and letters says about your tubes, 33 pages, djvu format, 450Kb
 
1937 RCA Tube data book, 196 pages in Djvu format, 5.30Mb, scans at 400DPI Sylvania Tubes Recepteurs 1944, one of the most known tube manual, 220 pages in Djvu format, 3.80Mb, scans are at 250DPI but well readable.
 
1932 Cunningham's Radio Tubes manual. 96 pages, Djvu format 2.6Mb
  WE tubes, technical manual Great collection of WE tubes data sheets, 619 pages, djvu format 13.3Mb
   
1924, 51 pages, Djvu file 1.5Mb. Interesting booklet for DIY reflex radios. Medium resolution (200DPI) just fine for printing and well reading.
  Radio News: 101 Radio Hook-ups 1930, 61 pages, Djvu file 3.8Mb. Interesting booklet, Loftin-White, SW, lot of small and 'big' schematics. 300DPI scanned due to some 'critical' details.
     
1926, 61 pages, Djvu file 2.6Mb. Interesting booklet, lot of small and 'big' schematics. 266DPI scanned.
  Radio Valve Handbook Interesting booklet (110 pages) with lot of tube susbstitutions based on performances (and not by electrical characteristics) a must when rare old european tubes need to be replaced. 2mb djvu at 300DPI.
     
Installation and operation manual, includes schematic, for this 2x17W stereo amplifier. 3.2Mb djvu, great printings. Many thanks to Ron Banks.
   
   

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