Ground Grid gg Tube preamplifier Dedicated regulator power supply finished board

Description

Ground Grid gg Tube preamplifier Dedicated regulator power supply finished board
Description
nput voltage: AC 0 --- 220V
AC 0 --- 220V
AC 0 --- 12.6V
High voltage input range: 200V --- 265V
Low voltage input range: 12V --- 15V
Output voltage: DC 0 --- 200V
DC 0 --- 200V
DC 0 --- 12V
PCB Size: 130mm * 70mm
The power supply board can also be applied to other tube preamplifier boards, The high voltage output can be changed by replacing the Zener diode. The low voltage output can be adjusted directly on the board.
Reminder: Note that the power board high-voltage output current is recommended within 1A, low-voltage recommendations within 1.5A.
Low voltage maximum 2A, if more than 1.5A, LT1085 / LM317 attention to strengthen the cooling.
NOTE: This is a finished board for welding and testing OK.
Package includes:
Ground Grid gg power supply finished board       X1
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