These baluns and ununs can be used for impedance matching and also as End Fed halfwave antenna matching transformers to 50 or 75 ohm coax cable.
The Ferrite Snap On, Ring and slip on sampler Pack is a convenient solution for
troubleshooting RFI/EMI with various diameter cables ranging from 1/4″
to 1.4″ for use as either single turn or multiple turn ferrite chokes using ferrite rings, slip on beads and snap on beads.
The filters are useful for RF coax, AC/DC power cables, and device interconnection cables.
Always use a snap on or ring with a larger inside diameter than the diameter of the cable and use multiple turns if possible (2 turns through the snap on is the same as 4 snap ons with 1 turn). Included in these combo packs are our most popular snap on sizes as follows:
Combo Pack includes the following:
F240-31 ring – 1.4 inch ID – 2 pieces
FSB31-1/4 – 1/4 inch ID – 4 pieces
FSB31-3/8 – 3/8 inch ID – 4 pieces
FSB31-1/2 – ½ inch ID – 4 pieces
FSB31-3/4 – 3/4 inch ID – 2 pieces
FSB31-1 – 1 inch ID – 1 pieces
FB102-31 - 1/2 inch ID slip on bead - 4 pieces
FB56-31 - 1/4" ID slip on bead - 4 pieces inch
Normal Retail price is $127 for these parts
