Baluns and Ferrites
Baluns, Chokes, Isolators, UnUns and Ferrite Toroids for HF+VHF. We offer the best prices for FT140-43, FT140-61, FT240-31 and FT240-43 toroids in the UK - perfect for your balun projects.
A general-purpose 1:1 Current Balun for use on HF with your 100w transceiver. This revised des..
It's a bit of an animal - A 1:1 Balun for use on HF (1.8-30MHz) that easily handles 400w RF po..
One of our prototype baluns and features a BNC connector (picture shows SO239). Same internal ..
This is our original Doublet/G5RV Choke design - these are "new old stock" and use the same FT140-43..
A 1:1 "micro" Balun for use on HF (best suited for 7-30MHz) for when you're out portable or need a l..
This snap-on ferrite is a serious item - It's a 31-mix ferrite that is ideal for use as a mains filt..
A multi-ratio UnUn for use on HF (1.8-30MHz) with up to 200w RF power. Sometimes, a single rat..
A 4:1 Current Balun (Guanella) for use with OCFD, Loops and other situations where your aerial is ..
A 4:1 Current Balun (Guanella) for use with OCFD, Loops and other situations where your aerial is ar..
A 5mm Snap-on ferrite clip for keeping RF out of keyboards/mice and other Shack peripherals. Works w..
A 9mm Snap-on ferrite clip for keeping RF out of keyboards/mice and other Shack perhiperals. A few l..
A 1:1 Choke/Line Isolator for use across HF frequencies and handles up to 1kW RF power (assuming 1:1..
This is a no compromise solution. A robust 1:1 Choke Balun for use with a Doublet or G5RV wher..
The CobWebb is a popular antenna due to its small size - it's a 5-band HF aerial, under 8ft square, ..
A small ferrite toroid for use in baluns and line-isolators. 8 turns of RG174 (100w) or RG316 (400w)..
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