The ideal characteristics for LDR's are when the anode to cathode voltage is at 2.5 volts, and there is isolation
of DC cathode from signal ground.

The new regulator board now available achieves these parameters, which have alluded every single designer of LDR products to date.

A review is here: http://www.stereo.net.au/forums/topi...-is-addictive/


The 3 input kit, including the 13A control board and regulator board are available here:
https://stereocoffee.wixsite.com/ldrpreamp

Cheers / Chris

Yes Marco working on yours !