| Brand | Unbranded |
|---|---|
| Compatible Brand | Universal |
| Model | ADJUSTABLE VOLTAGE REGULATOR BOARD |
| Type | ADJUSTABLE VOLTAGE REGULATOR BOARD |
Check the listing for details. HiFi Sigma11 Power Adjustable Voltage Regulator PCB Board For DAC Headphone PSU. Condition: New. Listed at 8.22 USD. This SIGMA11 (Sigma) kit is only suitable for players who have a certain electronic foundation and soldering iron welding hands-on ability. The 1N5819 pin in (Sigma11 uses constant current tube + 1N5819) is slightly oxidized.