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Manuals & eBooks

Classic valve data books, component catalogues and project books from 1919 to 1941, scanned as PDFs.

Valve & tube manuals

1929RCA Radiotron RC-10 Tube ManualPDF · 8.3 MB1930–31Telefunken Valve ManualPDF · 3.2 MB1933Western Electric Tube ManualPDF · 3.6 MB1928Marconi Valve ManualPDF · 22.9 MB1932Cunningham Radio Tubes ManualPDF · 7.8 MB

Component catalogues

1936Eddystone Components CataloguePDF · 3.2 MB1919General Radio Co. Catalog of Radio ApparatusPDF · 1.6 MB1928General Radio Co. Catalog of Radio ApparatusPDF · 1.7 MB

Project books

1923Radio Experimenter’s GuidePDF · 12.4 MB1924Reflex Radio ReceiversPDF · 3.2 MB1925Popular Wireless Crystal Experimenter’s HandbookPDF · 2.4 MB1931Seventy-Seven Selected CircuitsPDF · 3.7 MB1938How to Build 4 Doerle Shortwave SetsPDF · 4.2 MB1941Flashlight RadioPDF · 1.0 MB