Acro Products Pamphlet: AcroSound AcroTX
Altec transformers: Altec-Transformers
Audio Development Company Catalog # 46C: ADC-46C
Audio Development Company Catalog # 49A: ADC-49A
Chicago Transformers Catalog # CT-652: Chicago-CT-652
Crest Transformers Catalog: Crest-Trx
Dynaco Output Transformers: DynacoTX
Freed Catalog # 591: Freed-591
Freed Catalog: FREED-Cat1
JETFF1937: jeff1937xfmrwwwcat371r
Kenyon Cat2: KenyonCat2
Kenyon transformers Catalog 1940: Kenyon1940
Kenyon Transformers Catalog 1945: Kenyon1945
Kenyon T Line: kenyon_T_Line_rev
Luxman Transformers: Lux Electronic Parts Part 1
Luxman Transformers: LUX_power_trans1970nen
Peerless Transformers Catalog Bulletin # 431: Peerless-Bull431
Raytheon Transformers and Reactors: Raytheon-Trx
Tamura Transformers: (Japanese, English translated)
Tango Transformers: (Japanese, English translated)
THOR1934: THOR1934SAG
Thordarson400C: Thordarson400C
THORDARSON400: THORDARSON400I
Thordarson 1953: Thordarson_1935_341
Triad Transformers Catalog from 1971 & 72: Triad 71&72
UTC 1934 Transformers Catalog Bulletin U1100A *(coming soon)*
UTC 1936 Transformers Catalog: UTC-1936
UTC 1936 Transformers Catalog 2: AWAM-AR-001854
UTC 1936 Transformer Catalog: UTC-PS-200
UTC-Transformers Catalog PS-402: PS-402
UTC PS-403 Transformers Catalog: UTCPS-403
UTC PS-404 Transformers Catalog: UTCPS-404
UTC 1947 # PS-407 Transformers Catalog: UTC-1947, PS-407
UTC 1949 Transformers Catalog # PS-409: UTC-PS-409
UTC 1958 Transformers Catalog: UTC-1958Cat
UTC Transformers Catalog # 510: UTC-Cat-510
UTC 1959/1960 Transformers Catalog: UTC-G1959-60
UTC 1959 Filters & HI-Q Coils Catalog: UTC-HIQ-1959
UTC Transformers catalog: utc_transformer_catalog_1963
UTC 1969 Transformers Catalog: UTC-1969
UTC-01: Link
GE General Electric ETX-10F 1952 Vacuum Tube Manual: GE-ETX-10F-1952
Toshiba Vacuum Tube Manual: Toshiba
UTC Beam Power Amplifiers Catalog: UTCAmplifiers
Altec Company Planning guide for engineers: Altec-Eng-Sys
Altec Engineered Sound Products Catalog: Altec-Sond-Eng-2
RCA Engineered Sound Systems Catalog: RCA-Eng-sys
Westinghouse Instruments Catalog #43: Westinghouse-Inst
Altec 287W Amplifier Altec Company Data Sheet: Altec287W
Edison 501 Thermal Time Delay Relay Brochure: Edison501
Miller & Kreisel M&K MX-2000 Subwoofer Brochures: M&K
McIntosh MI-200 Amplifier Instruction Manual: McIntosh-MI-200
Technics SH-F101 FM Antenna: Technics-SH-F101
UTC Type CG transformer Terminal Arrangement Diagrams: UTC-CG-TermAr
UTC Industrial Components Catalog: UTC-Components
UTC Varimatch transformers Terminal Arrangements: UTC-Var-Ter-Ar
UTC Type S transformer Terminal Arrangements: UTC-S-Term-Arr
RCA 150W Power Amplifier: rca9289manual
Audio-Anthology-1950
Audio-Anthology-1953
Audio-Anthology-3-1955
Audio-Anthology-4-1957
The-Best-of-Audio-1959
Hi-Fi Loudspeakers and Enclosures Abraham Cohen 1956
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