OUTPUT OF ANALOG 5v SUPPLY IS ADJUSTABLE, PRE-AMP IS FIXED AT 30v . AN LED INDICATOR FOR A DIGITAL SUPPLY APPEARS ON THE FRONT PANEL OF THE UNIT BUT THE BOARD IS NOT PROVIDED INTERNALLY. THIS SEEMS TO BE AS IT WAS MANUFACTURED..
A FEW LIGHT CHIPS TO PAINT. (see photos which form part of description)
POST SHOWN IS TO UK MAINLAND ONLY
POST OUTSIDE THE UK VIA EBAY GLOBAL SHIPPING.