2 Remove thanks and make it sound more like an answer
source | link

Update: II never quite figured out the MOSFET circuit. Instead, I replaced the 4N25 with a 4N33, an optocoupler with a much higher current transfer ratio, and got rid of the MOSFET entirely. PinsPins 4 and 5 of the 4N33 just hook straight to the garage door circut. Thanks for you help, though.

Update: I never quite figured out the MOSFET circuit. Instead, I replaced the 4N25 with a 4N33, an optocoupler with a much higher current transfer ratio, and got rid of the MOSFET entirely. Pins 4 and 5 of the 4N33 just hook straight to the garage door circut. Thanks for you help, though.

I never quite figured out the MOSFET circuit. Instead, I replaced the 4N25 with a 4N33, an optocoupler with a much higher current transfer ratio, and got rid of the MOSFET entirely. Pins 4 and 5 of the 4N33 just hook straight to the garage door circut.

1
source | link

Update: I never quite figured out the MOSFET circuit. Instead, I replaced the 4N25 with a 4N33, an optocoupler with a much higher current transfer ratio, and got rid of the MOSFET entirely. Pins 4 and 5 of the 4N33 just hook straight to the garage door circut. Thanks for you help, though.