Practical Amplifier Diagrams
45 Proven Circuits For
The Technician And Experimenter!
by Jack Robin & Chester E. Lipman
CONTENTS
Schematic Drawings and Explanatory Notes;
Tube 1 Watt AC/DC Amplifier;
Tube AC/DC "Wireless" Phonograph Oscillator;
Tube 1 ½ Watt AC/DC Amplifier;
Tube Contact Microphone Amplifier;
Tube 4 Watt AC Booster Amplifier ("Transformerless")
Tube 5 Watt AC Booster Amplifier;
Tube Battery Intercommunication Amplifier;
Tube AC/DC Intercommunication Amplifier;
Tube 2 Watt Economy AC/DC Amplifier;
Tube 3 Watt Direct Coupled Amplifier;
Tube 4 Watt AC Amplifier;
Tube 4 Watt AC "Transformerless" Amplifier;
Tube 8 Watt AC Amplifier;
Tube Quick Heating AC Intercommunication Amplifier;
Tube 1 ½ Watt AC/DC Intercommunication Amplifier;
Tube Hearing Aid Battery Amplifier;
Tube 5 Watt AC/DC Amplifier;
Tube 5 Watt AC/Bat P.A. Amplifier;
Tube 6 Watt AC High-Fidelity Amplifier (High Gain);
Tube 6 Watt AC High-Fidelity Amplifier;
Tube 6 Watt AC Home Recording Amplifier;
Tube 10 Watt AC High-Fidelity Amplifier;
Tube 15 Watt AC Low Gain Amplifier;
Tube 3 Channel Preamplifier;
Tube 10 Watt Class - B 6 Volt DC Amplifier;
Tube 13 Watt AC High-Fidelity Amplifier;
Tube 13 Watt AC High-Fidelity P.A. Amplifier;
Tube 15 Watt Quick Heating Phonograph Amplifier;
Tube 35 Watt Transmitter Modulator;
Tube 30 Watt AC P.A. High-Fidelity Amplifier;
Tube 6 Watt AC 2 Channel Amplifier;
Tube 10 Watt 6 Volt DC P.A. Amplifier;
Tube 10 Watt AC P.A. High-Fidelity Amplifier;
Tube 12 Watt AC Recording And Playback Amplifier;
Tube 25 Watt AC High-Fidelity P.A. Amplifier;
Tube 45 Watt AC Fixed Bias Amplifier;
Tube 14 Watt Recording And Playback Amplifier;
Tube 20 Watt AC High-Fidelity Amplifier;
Tube 45 Watt AC P.A. Amplifier;
Tube 12 Watt AC Phonograph Expander & Compressor Amplifier;
Tube 25 Watt AC 4 Channel P.A. Amplifier;
Tube 50 Watt AC Transmitter Modulator;
Tube 45 Watt AC P.A. Amplifier;
Tube 15 Watt Compact AC P.A. Amplifier;
Tube 75 Watt AC P.A. Amplifier;
Servicing Your Amplifier