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Old Schematics
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Mullard Twenty Watt Tube Amplifier
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Do It Yourself 4 Watt Amplifier Vintage Book (Part 2)
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Do It Yourself 4 Watt Amplifier Vintage Book (Part 3)
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Do It Yourself 4 Watt Amplifier Vintage Book (Part 2)
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Electricians Guide For Staying Healthy On The Job
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Marconi Valves Data Book (Part 1)
Antique Gallery
Vintage Schematic Book Hifi & Stereo 1 (Part 1)
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Do It Yourself 4 Watt Amplifier Vintage Book (Part 3)
Amplifier
Do It Yourself 4 Watt Amplifier Vintage Book (Part 2)
Antique Gallery
Do It Yourself 4 Watt Amplifier Vintage Book (Part 1)
Tube 12X7 Preamp Hifi Schematic
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April 28, 2019
The preamp schematic is based around a common 12AX7 dual triode. The line level (Hi-Fi) version of the schema has the gain set at 4 (6 dB). What makes this kit very good is is that it is have tone control and hum...
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New old schematics
Mullard Twenty Watt Tube Amplifier
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March 18, 2022
Practical Amplifier Schematics (Part 1)
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March 18, 2022
Tube Amplifier Schematics (Part 2)
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March 18, 2022
Tube Amplifier Schematic (Part 1)
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March 18, 2022
Marconi Valves Data Book (Part 1)
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March 18, 2022
Vintage Schematic Book Hifi & Stereo 1 (Part 1)
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January 9, 2020
Do It Yourself 4 Watt Amplifier Vintage Book (Part 3)
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January 8, 2020
Do It Yourself 4 Watt Amplifier Vintage Book (Part 2)
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January 7, 2020
Do It Yourself 4 Watt Amplifier Vintage Book (Part 1)
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January 7, 2020
First Tape Recording Magazine December 1953
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July 15, 2019
Mullard Twenty Watt Tube Amplifier
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March 18, 2022
Practical Amplifier Schematics (Part 1)
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March 18, 2022
Tube Amplifier Schematics (Part 2)
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March 18, 2022
Tube Amplifier Schematic (Part 1)
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March 18, 2022
Marconi Valves Data Book (Part 1)
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March 18, 2022
Vintage Schematic Book Hifi & Stereo 1 (Part 1)
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January 9, 2020
old books
Do It Yourself 4 Watt Amplifier Vintage Book (Part 2)
January 7, 2020
Do It Yourself 4 Watt Amplifier Vintage Book (Part 1)
January 7, 2020
Old Book “Transistor And Electronic Tubes”
July 2, 2019
Black And Grey Plates Tubes
April 28, 2019
Some Old Schematics Books (1)
April 26, 2019
Hifi – Stereo Schematics Series Books
April 12, 2019
Radio And Amplifier
April 12, 2019
Radio Circuit Construction – Belevtsev A.T.
April 12, 2019
Radio Bulletin 1949
April 12, 2019
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Do It Yourself 4 Watt Amplifier Vintage Book (Part 2)
January 7, 2020
Do It Yourself 4 Watt Amplifier Vintage Book (Part 1)
January 7, 2020
Old Book “Transistor And Electronic Tubes”
July 2, 2019
Black And Grey Plates Tubes
April 28, 2019
Some Old Schematics Books (1)
April 26, 2019
Hifi – Stereo Schematics Series Books
April 12, 2019
Radio And Amplifier
April 12, 2019
Radio Circuit Construction – Belevtsev A.T.
April 12, 2019
Radio Bulletin 1949
April 12, 2019
Transistor Circuit Book
April 11, 2019