FSP Hydro PTM 650W PSU Review: Clean, Quiet Power for Mid-Range PCs
Why you can trust Tom's Hardware
EMC Pre-Compliance Testing
To learn more about our EMI testing equipment, please check out How We Test Power Supply Units.
EMI Results - Average Detector
Some of the recorded spikes exceed this test's limits. As a result, the HPT650M fails. Fortunately, at higher frequencies, conducted EMI emissions are low.
EMI Results - Peak Detector
A couple of spikes at higher frequencies stand out in our chart. They remain under this test's maximum tolerance, though.
MORE: Best Power Supplies
MORE: How We Test Power Supplies
MORE: All Power Supply Content
Current page: EMC Pre-Compliance Testing
Prev Page Ripple Measurements Next Page Performance, Value, Noise and EfficiencyStay On the Cutting Edge: Get the Tom's Hardware Newsletter
Get Tom's Hardware's best news and in-depth reviews, straight to your inbox.
Aris Mpitziopoulos is a contributing editor at Tom's Hardware, covering PSUs.
The Samsung 990 Pro 4TB heatsink edition is now only $289 at Amazon
Today is 3D graphics pioneer 3dfx's 24th death anniversary – platform still inspires gamers, enthusiasts, and makers long after Nvidia acquired the assets
A new PCB design can boost heat dissipation by 55x – copper coins placed under heat generating components drop temps drastically