2:1 Baluns/Ununs

FSB31-3/8, ID=3/8", RFI Range 1-300 MHz, Bulk Pack of 100

SKU FSB31-3/8-100
$295.00
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FSB31-3/8, ID=3/8", RFI Range 1-300 MHz, Bulk Pack of 100
Product Details
MPN: FSB31-3/8
Initial Permeability (@ 10KHz): 1500
Material: MnZn
Max cable size - in/mm: .354/9.0
OD (A) - in/mm: .933/23
ID (B) - in/mm: .354/9
Length (C) - in/mm: 1.55/39.4
Z (ohms per bead - single turn 1 MHz): 18
Z (ohms per bead - single turn 5 MHz): 50
Z (ohms per bead - single turn 10 MHz): 81
Z (ohms per bead - single turn 25 MHz): 144
Z (ohms per bead - single turn 100 MHz): 240
Z ohms (per bead - single turn 250 MHz): 270

Ferrite Snap On, ID = .354 in/9mm, Mix 31, pack of 100 pieces

2:1 (100:50) Baluns are useful between 50 ohm coax and 100 ohm balanced lines for loops, cubical quads, log periodics and other antennas where the impedance at the end of the feedline is 100 ohms (1/2 wavelength feedline).