Tubes

Articles
Title
One Tube Telegraphic Oscillator (T012E)
One Tube MW Receiver (T013E)
Tubes (T011E)
Grid Controlled Rectifier (T010E)
Modulated High-Frequency Oscillator (T009E)
Chatode-Coupled duo Triode Oscillator (T008E)
Experimental Audio Oscillator (T007E)
Staircase Generator (T006E)
Schmitt Trigger (T005E)
Electronic Switch (T004E)
High-Fidelity Audio Amplifier (T003E)
Spiral Time Base Generator (T003E)
Code Practice Oscillator (T002E)
Tubes – How they work (T001E)

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Adjustable Regulator from 7 to 20 V 7805 (CB15335E)
The maximum current of this circuit is 1 A. The circuit is from Motorola Linear Interface ICs from...
Active Tone Control (CB25701E)
This circuit was obtained from the March 1994 Electronics Now magazine. The circuit uses a common...
1W Amplifier (CB23763E)
This small amplifier was found in Radio Electronics magazine from October 1966. It uses a series of...