Identification of resistor

Status
This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button.
Power supply
 

Attachments

  • 20200205_183637.jpg
    20200205_183637.jpg
    867.1 KB · Views: 84
Audiobank Amp

Hi, I'm having Trouble finding this problem , I'm getting no gate voltage on output mosfet. What could be pulling down the voltage on pins 8 , 11 and 12 on the 494 PWM? Even after Applying direct 12v to pins 11 and 12 and still nothing.
 

Attachments

  • 20200205_183637.jpg
    20200205_183637.jpg
    867.1 KB · Views: 87
  • IMG-20200211-WA0058.jpeg
    IMG-20200211-WA0058.jpeg
    856.9 KB · Views: 75
Status
This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button.