Transceiver RFI Kits

 

FB103-31 - .77" ID, RFI Range 1-300 MHz, LMR600

FB103-31
$12.50
In stock
1
Product Details
Initial Permeability (@ 10KHz): 1500
Material: MnZn
Max cable size - in/mm: .75/19.5
OD (A) - in/mm: 1.244/31.6
ID (B) - in/mm: .77/19.55
Length (C) - in/mm: 2.0/50.8
Z (ohms per bead - single turn 1 MHz): 57
Z (ohms per bead - single turn 5 MHz): 126
Z (ohms per bead - single turn 10 MHz): 149
Z (ohms per bead - single turn 25 MHz): 214
Z (ohms per bead - single turn 100 MHz): 348
Z ohms (per bead - single turn 250 MHz): 410

Ferrite Slip On Bead, ID = .770in/19.55mm, Mix 31

Fits LMR600 cable (.59" OD), use 10 for HF choke at high power. Use 2" shrink to cover.


We also sell these beads with shrink wrap for use as coax feed line chokes for LMR600, etc. Part# isSLO31-3/4-5, 10, 15

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Also make sure you connect a good RF ground to the transceiver ground post.

Note to Flex Radio users:  Use snap on ferrites for firewire cable, speaker cable and mic cable,  Ring ferrites for Antenna output and DC power.

For additional RFI suppression, use a feed line choke at the antenna to suppress common current on the coax feed line – see our store for feed line choke alternatives for use at the antenna.

 

If you use a linear amplifier we have RFI kits for linear amplifiers that help suppress RFI in your shack or in your neighbor’s house.