| Brand | Phase Linear |
|---|---|
| Model | 400 |
| Type | Power Amplifier |
| MPN | 400 DCP Relay |
| Country of Origin | United States |
Check the listing for details. Phase Linear 400 DC Protect Relay Board. Complete Kit. More than 400 sold.. Condition: New, Made in United States. Listed at 139.00 USD. Phase Linear 400, 400II DC Detect relay board. For added protection the relay "crowbars" (shorts across the speaker). Solder 2 AC wires to existing bridge rectifier. Attach supplied ground lug to DC capacitor copper bar.