Tube Lovers Anonymous


The COVI Mark II 100 W OTL Amplifier


What's New - September 8, 1998



Updated Record List

Click here for latest (November 13, 1998) record buy and sell list.


Finished 100 W OTL Amplifier

Click here for some OTL Amplifier Background

Latest Finding on 6C33C-B OTL Reliability

6C33C-B OTL Output Impedance Measurements

Click here to see the Amplifier Output Stage Schematic

Click here to see the Amplifier Input Phase Splitter Schematic

Click here to see the Amplifier Input Power Supply Schematic

Click here to see the Amplifier Output Power Supply Schematic

6C33C-B OTL Amplifier Reliability


Coming Soon - The COVI Mark III 100 W OTL Amplifier


6AS7 100 W OTL Amplifier

Tired of failures, the 6C33C-B gets replaced with 6AS7.....details coming soon

This site is updated regularly - come back soon for more information.



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