Thanks crossroads, I have now ordered some 2N4403 P type transistors to try. Can I check I have read the diagram right: drain to 12v, source to segment and gate to shifter/ pulled up to 12v via 5k resistor. Thanks, will let you know how I get on.
Thanks crossroads, I have now ordered some 2N4403 P type transistors to try. Can I check I have read the diagram right: drain to 12v, source to segment and gate to shifter/ pulled up to 12v via 5k resistor. Thanks, will let you know how I get on.