Tubes

Articles
Title
Small Valve Output Stage (T112E)
Astable Multivibrator using Tube (T111E)
Phase Shift Oscillator (T110E)
10-W Amplifier (T109E)
S-Meter for Receivers (T108E)
Selenium Rectifier Turntable (T107E)
Rumble Filter (T106E)
Stereo Amplifier EL84-6BQ5 (T105E)
30W Amplifier (T104E)
15W Amplifier (T103E)
Tube Intercom (T102E)
Tube Vibrato (T101E)
Hybrid Preamplifier (T100E)
Timer 2 (T099E)
Shortwave Converter (T097E)
Standard Generator (T096E)
Sine Wave Audio Generator (T095E)
Regenerative Short Wave Receiver (T094E)
Tube Audio Generator (T093E)
Multiple Voltage Power Source using Tubes (T092E)
Expander-Compressor (T091E)
Home Transmitter (T090E)
Q Multiplier (T089E)
AM MW Retransmitter (T088E)
Valve Electroscope (T087E)
Grid-Dip Meter (T086E)
1.5 MHz to 300 MHz RF Oscillator (T085E)
Tube Stabilized Voltage Source (T084E)
1 Tube Amplifier (T083E)
White Noise Generator (T082E)

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