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Low-Noise H-Mode Receiver Mixer Developer Colin Horrabin, G3SBI, SK

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ARRL

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Nov 15, 2008
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Prominent British radio amateur Colin Horrabin, G3SBI, died over the last weekend in November, a month after a cancer diagnosis. Horrabin invented a type of low-noise receive mixer called the H-Mode mixer, which has been incorporated into many modern radios and was featured in The ARRL Handbook for a number of years.

“It is some very significant work with regard to mixer design,” said former ARR...

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