811 Tube History including 811A 572B
This video looks at the evolution and operation of the 811 tube. There are more details on my old legacy website www.w8ji.com My other websites are www.commandtechnologies.biz and www.ctrengineering.com I hope to become more comfortable making educational videos as time goes on. Thank you!

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Tuning an AL80B With Tuning Pulser and TOF module

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AL811 AL811H Ameritron Critical Safety Mods

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You have a Lathe ! Can you just…..

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EEVblog 1752 - Texas Instruments SCREWED UP the NE5532!

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We power up a giant Thyratron tube

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Filament Voltage and Transmitting Tube Emission Life

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2105 The Thunderstorm Generator - Malcolm Bendall's Marvelous Magical Machine

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Fast Carrier Tuning the 811H Amplifier

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How Bell Telephone's Loading Coil Saved Long Distance Calls (1900)

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New Style Penta Lab 572 And 811A Tubes

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The Fascinating Story of Fluke,The Washington Engineer Who Built The World's Most Trusted Multimeter

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Fender Just Lost Control

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AL-811 811A Tube upgrade to DX Engineering 572B

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America Had No Radio Crystals in 1941 — So Engineers Cut 30 Million From Brazilian Quartz

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30L-1 Performance and Reliability Improvement

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From Raw Crystal to Crystal Oscillator - Crystals go to War in 1943

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Reflected Power SWR What Really Happens!

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Passively and Safely Neutralize the Ameritron AL-572 and Other Amplifiers

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The Fascinating Story of Tektronix, The Oregon Engineers Who Reinvented The Oscilloscope

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