| W8JI article about how to tune an amplifier |
Filament Voltage & Tube Life, by W8JI |
Transmitters & Much More (YO3DAC) |
| KK5DR’s Amplifier Tune-up Instructions |
T200-2 Toroid Tank Coil Design (see pg 4) |
RF Power Amplifiers & Projects |
| How the PA Tube Converts DC Anode Voltage to RF Power – W8JI |
T200-2 Toroid Filament Choke for RF Power Amp Tubes (soon) |
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| AM Linear Amplifiers: Characteristics and Tuning – W8JI |
W8JI Tuned Input for Linear Amplifiers |
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| Basic Linear Amplifiers by SM0VPO |
W8JI Comments on Vacuum Tube Amplifiers |
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| A huge but very informative article about amplifier design. |
W8JI – Metering an Amplifier |
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| KK5DR’s Build Your Own Amplifier tutorial |
813 Amp with Unique Input Tuning Circuit (#1) |
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| 500 Watt 813 tube “Junker Amp” |
813 Amp with Unique Input Tuning Circuit (#2) |
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| A Simplified Version of the “Junker Amp” (coming soon) |
All Mode 813 Amplifier w/Tuned Input and Simple Plate MA Scheme |
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| “Junker Amp” Junker Power Supply (coming soon) |
The Grounded Grid Linear Amplifier (includes input circuits) |
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| “Economy” Power Supply for Medium Power Transmitters (soon) |
Eimac Tube Notes (GG Amplifiers, Input Circs) |
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| Simple Microwave Oven HV Power Supply for Linear Amps (soon) |
Cure Hum in SSB transmission (see figure 14) |
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