Details:
Phono board pcb size:120 x120mm
Work voltage: DC260V-280V
Filament voltage:DC12.6V
The low frequency of the guts dives deeper, and the mid-high frequency is more charming
W1: Left channel input
W2: Right channel input
GND under C1 and C2: Audio input GND
W3/W4: Filament power input / DC12.6V
W5: High voltage input/about DC280V
W6: Hight voltage GND
W7: High voltage input about DC280V
W8: Audio output GND
W9: Left channel output
W10: Right channel output
Use tube:
ECC83 / 12AX7 *4
Package included:
Phono board pcb x 1
Not included any parts !
Power supply board pcb:
https://www.ebay.com/itm/354090808020