Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
It combines two RF sources into a single RF output without reflecting any power back to the sources. In practice a small amount may be reflected back to the sources but a return loss of 25 dB is not at all uncommon.
The ARRL Handbook for Radio Amateur's, published annually, has some nice explanations. If my memory is correct they also provide guidance on building one - at least in some editions.
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