[HomeBrew] Looking for tracking regulator circuit.

[Loren Moline WA7SKT]

I would like to build a bipolar power supply in which the negative voltage 
tracks the positive voltage and voltage is variable up to say 24VDC at about 
3 amps. Anyone have a circuit?


Loren



Loren Moline WA7SKT  CN86cx
Member: ARRL, Pacific Northwest VHF Society #151
2 Meter EME initials = 55
2 Meter EME with 4 X K1FO - 12's, RG-218 7/8"  coax,  IC-820H, and 380W from 
TE Systems 1452G