If you believe that 'your' material is here without your consent, and you wish it to be removed, please contact the webmaster at the address below to resolve the error without problems.
2010 AUG 09 update
AMPERITE BALLAST TUBE BULLETIN AB-51
CHICAGO TRANSFORMER WIRING SHEET A-12
CHICAGO TRANSFORMER CATALOG 1953
CHICAGO TELEVISION TRANSFORMER CROSS REFERENCE 1954
CHICAGO TELEVISION TRANSFORMER CATALOG 1954
CHICAGO TRANSFORMER CATALOG 1957
CHICAGO TRANSFORMER CATALOG 1958
DYNACO TRANSFORMER CATALOG (PDF)
HAMMOND TRANSFORMER CATALOG 1974 (PDF)
JEFFERSON TRANSFORMER CATALOG 371-R, 1937 (PDF)
KENYON CATALOG 2, 1936 135MB
KENYON AMATEUR TRANSMITTER MANUAL, 1937
KENYON NEWS - APPLICATION DETAILS OF THE 6L6 Timeless! 9.1MB
KENYON BULLETI C2 SILVER GROUP, 1935 20MB
KENYON CATALOG R-1, REPLACEMENTS (20 power & 70 audio), 1935 6.6MB
KENYON T LINE CATALOG, 1937 38MB
JPL TRANSFORMER DESIGN PAPER (PDF)
MERIT TRANSFORMER CATALOG 1951
MERIT TRANSFORMER CATALOG 1966 PARTIAL
MICROTRAN TRANSFORMER CATALOG 1974 (PDF)
MISCELLANEOUS OUTPUT TRANSFORMER DATA
PEERLESS TRANSFORMER CATALOG 1953
PEERLESS TRANSFORMER CATALOG AL-1285-1
STANCOR HAMMANUAL 1939 (SELECTED PAGES)
STANCOR CATALOG S-101 (FEBRUARY 1955)
STANCOR SUPPLIMENT SHEET (MAY 1961)
STANCOR CATALOG 1968 (SELECTED PAGES)
STANCOR CATALOG 307 (1973 SELECTED PAGES)
STANCOR CROSS-REFERENCE (SELECTED PAGES)
THORDARSON CATALOG 341 1935 (PDF) Thanks to Tom Bavis
THORDARSON CATALOG 400C 1938 (PDF) Thanks to Tom Bavis
THORDARSON INPUT TRANSFORMER SUPPLIMENT TO CAT. 400L Thanks to Tom Bavis
THORDARSON T-16 SERIES AMATEUR RADIO PLATE TYPES
THORDARSON SOUND AMPLIFIER MANUAL (1934) (PDF) Thanks to Tom Bavis
THORDARSON TRANSMITTER GUIDE (1934) (PDF) Thanks to Tom Bavis
THORDARSON SERVICEMEN'S GUIDE (1935) (PDF) Thanks to Tom Bavis
THORDARSON SOUND AMPLIFIER GUIDE (1937) (PDF) Thanks to Tom Bavis
THORDARSON RADIO SERVICING GUIDE (1937) (PDF) Thanks to Tom Bavis
THORDARSON AUDIO AMPLIFIER FOUNDATION UNITS
THORDARSON TRANSMITTER GUIDE 344-E (1940) (PDF) Thanks to Ed Zeranski KG6UTS * NEW!
TRIAD CATALOG 1952 (SELECTED PAGES)
TRIAD LOW-LEVEL TRANSFORMER DATA SHEET
TRIAD CATALOG 1971 (SELECTED PAGES)
TRIAD CATALOG 2008 38MB
* NEW! Triad Transformer Official Archive (Go to Triad site!)
UTC PA SERIES INFORMATION (OLDER)
UTC 1936 TRANSMITTER AND PUBLIC ADDRESS CATALOG
UTC VARIMATCH CATALOG PAGES (1937)
UTC VARIMATCH CATALOG PAGES (1938)
UTC TRANSFORMERS AND INDUCTORS (1951) (SELECTED PAGES PDF)
UTC 1961 FILTERS AND COILS CATALOG
UTC 1962 FILTERS AND COILS CATALOG
UTC 1966 FILTERS AND COILS CATALOG
UTC TERMINAL ARRANGEMENTS SHEET LS-9-57-50M
UTC AUDIO AND MODULATION TRANSFORMER SPECS FOR 143 MODELS (PDF)