Tri Zone
Williams, 1979You're currently viewing posts by Pinsider viperrwk.
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You can use a LM323 there.
If you're going to replace it get a switching regulator and dump the heatsink:
http://www.ezsbc.com/index.php/featured-products-list-home-page/psu5.html
Installed one of these in an Algar that gets a lot of use at the Sanctum in CT and no problems for months.
viperrwk
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New Haven, CT