10!    x    Amidon  BN73-202

(Fair-rite binocular ferrite core 2873000202)  73 mix

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popular type used in amateur radio construction, transmitter, HF PA, balun, ATU, etc.

A favourite for Wideband Transformers 30KHz to 30MHz. High Q ...

See high gain pre-amp on this superb web site

https://www.sv1afn.com/j310preamp.html

Post and packing within the UK is £2.75.   Europe, £3.75 other, £4.75    Free insurance.

 Other components, tools, etc. all at low prices in the Amtools e bay Shop.
Postal discounts given whenever possible, prior to checkout.