The speaker protection board has a power-on delay and DC protection,instant shutdown feature,all-round protection of your expensive speaker!
Mute delay boot,shutdown speed off.
Amplifier midpoint potential protection,the midpoint of DC from the control point of more than 0.7V.
All finished boards are debugging,and power test.
Note: 2 sets of BTL circuit strings are required. The speaker protection needs independent winding power source, and cannot share power with other circuits.
Colour: Green
Material: ABS
Size: 68x50mm
Package Contents:
1 x Protection Circuit Board
Only the above package content, other products are not included.
Note: different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.