2:1 Baluns/Ununs

581480160 - 2:1 Baluns/Ununs
+2

FSB75-3/8, ID=3/8", RFI Range 150Khz-10 MHz, 10 Pack

Store/Ferrite Core Products/Mix 75/Snap On - Mix 75 - RFI Range 150 KHz-10 MHz
SKU FSB75-3/8-10
$99.50
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$119.50 Save 17%
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FSB75-3/8, ID=3/8", RFI Range 150Khz-10 MHz, 10 Pack
Store/Ferrite Core Products/Mix 75/Snap On - Mix 75 - RFI Range 150 KHz-10 MHz
Product Details
Initial Permeability (@ 10KHz): 5000
Material: MnZn
Max cable size - in/mm: .388/9.85
OD (A) - in/mm: .906/23
ID (B) - in/mm: .4/10.15
Length (C) - in/mm: 1.55/39.4
Z (ohms per bead - single turn 200 KHz): 18
Z (ohms per bead - single turn 500 KHz): 46
Z (ohms per bead - single turn 1 MHz): 92
Z (ohms per bead - single turn 2 MHz): 115
Z (ohms per bead - single turn 5 MHz): 74

Ferrite Snap On, ID = .40 in/10.15mm, Mix 75, 10 pack - very useful for low frequency 150 KHz - 10 MHz. Better than Mix 31 below 4 MHz.

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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).