The WPP100C and WPP200C have identical specs:
60 db gain (adjustable)
Input impedance: 47K
Output impedance: 2K
The only other standalone phono preamp George made was the Phono AG. I don't have the specs for that, but I bet it was similar to the 100c and 200c.
60 db gain (adjustable)
Input impedance: 47K
Output impedance: 2K
The only other standalone phono preamp George made was the Phono AG. I don't have the specs for that, but I bet it was similar to the 100c and 200c.