Power Supply making tick noise?

A month ago my EVGA Supernova Bronze rated supply was making a electrical-zapping/ticking sound and a few other noises.

So I spend 130 dollars on another EVGA supply that has platinum efficiency.

It's fine for a few days and it's back.

Not as pronounced but if I put my ear up to my case I can hear it.

What is going on here?

I'm not returning this so don't say I need to return it.
 


The ticking happens on first startup in the morning. It's a electrical ticking sound, hard to describe. It's not constant. A tick every 20 seconds.

My graphics gets coil whine in games like CS:GO when I'm getting a high FPS. But that's a constant sound, not a tick that happens every 20 seconds.



PSU: EVGA Supernova P2 750w
Graphics: AMD Radeon R9 280x (tri-x version)
Mobo: Asrock H97 anniversary
Cpu: Intel i5 4460
 

vagrantsoul

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I would reach out to the EVGA tech support then, their hadron case's psu seems to have this issue as well... some seem to be the core of a coil bouncing, others were given a RMA (shipped a new psu, then you ship back the clicker)...

This is weird, I've used about 6 EVGA psus of varying wattage and tiers, not yet experienced this... sounds more like my older experiences with Thermaltake bricks