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.

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1:1 Balun 100w
A general-purpose 1:1 Balun for use on HF with your 100w transceiver.  This revised design uses..
£30.00
1:1 Balun 400w
It's a bit of an animal -  A 1:1 Balun for use on HF (1.8-30MHz) that easily handles 400w RF po..
£40.00
1:1 UnUn 1kW
An UnUn is an Unbalanced to Unbalanced converter - The most popular types are those with a 9:1 windi..
£2.00
1:1 μBalun 100w
A 1:1 "micro" Balun for use on HF (best suited for 7-30MHz) for when you're out portable or need a l..
£12.00
31-Mix Snap-On Ferrite
This snap-on ferrite is a serious item - It's a 31-mix ferrite that is ideal for use as a mains filt..
£17.00
4:1 9:1 16:1 UnUn 250w
A multi-ratio UnUn for use on HF (1.8-30MHz) with up to 250w RF power.  Sometimes, a single rat..
£32.00 £30.00
4:1 9:1 16:1 UnUn with Choke 250w
A multi-ratio UnUn (just like our original model) but includes an integrated Choke Balun.  This..
£40.00
5mm Snap-on Ferrite Clip
A 5mm Snap-on ferrite clip for keeping RF out of keyboards/mice and other Shack peripherals. Works w..
£0.50
9:1 UnUn 100w
A QRP 9:1 UnUn in a small package for use on HF (3-30MHz) with up to 100w RF power - Perfect for you..
£28.00
9mm Snap-on Ferrite Clip
A 9mm Snap-on ferrite clip for keeping RF out of keyboards/mice and other Shack perhiperals. A few l..
£1.00
Choke / Line Isolator 100w RG58
1:1 Choke (aka: Line Isolator) for use on HF with up to 100w RF power. It's the same as a 1:1 Balun ..
£28.00
Choke / Line Isolator 400w
A 1:1 Choke/Line Isolator for use across HF frequencies and handles up to 1kW RF power (assuming 1:1..
£40.00
Choke Balun for ATU/G5RV 400w
This is a no compromise solution.  A robust 1:1 Choke Balun for use with a Doublet or G5RV wher..
£40.00
CobWebb Balun Box
The CobWebb is a popular antenna due to its small size - it's a 5-band HF aerial, under 8ft square, ..
£50.00
End-Fed Half-Wave Coupler
The End-Fed Half-Wave is a popular choice for simple /P operating but can also be used equally well ..
£20.00
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