[GreenKeys] Loop power supplies

[Nick England]

FWIW - here is the manual/schematic for the TMC constant-current loop
supply, which uses a 6Y6 tube as the pass element.
http://www.tmchistory.org/tmc_manuals/manuals_db/psp/tm_psp-1-2_2_1_59.pdf

Nick England K4NYW
www.navy-radio.com

On Sat, Mar 3, 2018 at 6:05 PM, Sheldon Daitch via GreenKeys <
greenkeys at mailman.qth.net> wrote:

> Here is a link to the Northern Radio Company's loop current control manual:
>
> http://www.tmchistory.org/NorthernRadio/Manuals/ib_238-1-2_4_8_66.pdf
>
>
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