MTX Thunder 4250D

[caraudioguy2100]

Anyone know the value of this diode ?

Or the part number

D601

Also the part numbers for the drivers as seen in pic 2
Or have some pics of the board o noticed some resistors missing also.


This is how I received the amp

 

[Perry Babin]

ES2D
PZTA42 x 2
R139 = 221 ohms (marked 2210)
R140/2 = 475 ohms (marked 4750)