Computer RFI Kits

Power Pole DC Power Cord RFI/Noise Filter - up to 30dB Noise Reduction, 45 Amp Connectors

PPNF-3
$34.95
In stock
1
Product Details
MPN: PPNF-3
Country/Region of Manufacture: USA

Simple DC Power Cord Noise Filter Choke with Power Pole Plugs

The simplest, most cost effective DC power cord noise filter is a ferrite ring installed as shown in the picture (at the radio/device DC input) to stop DC feedback radiation back into the DC power line or into the radio/appliance to suppress common mode power line noise current on the DC power cord or to suppress common mode noise present on the power lines from degrading the performance of the attached device.


These chokes are cheap, easy solution for RFI issues. Just replace your existing power cord with these prewound cables and enjoy interference free operation.




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These RFI kits are specifically selected to cure most household computer device RFI problems. It contains ferrite toroids for AC or DC power supply protection and Snap On ferrite spli beads selected to eliminate RFI from 1 to 1000 Mhz. The beads are easy to use, don’t require modification of the protected equipment and work in almost all cases, even when plug-in filters fail. 

 

 

Typical Installations

 

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Ethernet Cable on F-240 Toroid – 7 turns

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Ethernet Cable on FSB-1/2 – 3 turns for 9X Impedance

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Ethernet Cable on FSB-1/4

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AC Cable on F-240 Toroid – 6 turns

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DSL Modem DC Power Supply on F114-43 Toroid – 5 Turns