That's what I'm wondering. How and where do I add the heatsink. And I'm driving the relays with 2n2222 transisters. And I'm using an Altronix 12 volts power source, so I think I'm good there. I'd be running the relays and RFID Reader off of it.
That's what I'm wondering. How and where do I add the heatsink. And I'm driving the relays with 2n2222 transisters. And I'm using an Altronix 12 volts power source, so I think I'm good there. I'd be running the relays and RFID Reader off of it.