[Drake] L-4B Voltage Doubler

[Frederick W. Holmes, W1SKU]

Hello and Happy Thanksgiving to All:

I am re-caping an L-4B power supply, and at the same time, I am =
considering replacing the voltage doubler with newer devices. I seem to =
remember a retro-fit using K2AW  "Silicon Alley" HV6-1 diode blocks. =
Does anyone know where I might find this information ?

Thanks in advance for your help.

Fred, W1SKU

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