Working AD1865 tube DAC board that Raindrop Hui sells on eBay for $200. Asking $90.00 shipped.
I will include original interstage transformers that were removed in favor of passive I/V conversion using Vishay Z-foils, also 6N1 tubes that this board came with.
Other mods include ultra-fast soft recovery rectifiers, Kiwame and Allen-Bradley resistors, Nichicon, Relcap, MKT caps.
Tubes can be 6N1(p), 6N6P, 6DJ8 or similar.
Board is capable of up to 24/48 resolution (1865 is an 18-bit chip).
I will include original interstage transformers that were removed in favor of passive I/V conversion using Vishay Z-foils, also 6N1 tubes that this board came with.
Other mods include ultra-fast soft recovery rectifiers, Kiwame and Allen-Bradley resistors, Nichicon, Relcap, MKT caps.
Tubes can be 6N1(p), 6N6P, 6DJ8 or similar.
Board is capable of up to 24/48 resolution (1865 is an 18-bit chip).