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813 Linear Amplifier Project – W4NPN

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811a Tube Amplifier Schematic

813 Linear Amplifier by KG7TR

813 Linear Amplifier by KG7TR

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300b Circuit Diagram

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Wingfoot 813 Circuit Description and Schematic Diagram

A low cost 600 watt ultra-linear amplifier - IW5EDI Simone - Ham-Radio

A low cost 600 watt ultra-linear amplifier - IW5EDI Simone - Ham-Radio