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1. Re: LF: Conundrum - image cancelling mixer (score: 1): Author: "Andy Talbot" <[email protected]>; Date: Sat, 26 Apr 2003 15:17:03 +0100; I think all three versions are functionally similar, and the cancelling of the input sideband is something that falls out of the maths. If you consider the 90 degree phase shift to operate only at th; /rsgb_lf_group-archives/html/rsgb_lf_group/2003-04/msg00059.html (11,699 bytes)
2. Re: LF: Conundrum - image cancelling mixer (score: 1): Author: [email protected]; Date: Fri, 25 Apr 2003 18:45:48 EDT; Dear Andy and LF group, we had that very same discussion at work about a year ago... can the multi-octave IF quadrature network not be replaced by a simple narrowband RF phase-shifter? No, it can't.; /rsgb_lf_group-archives/html/rsgb_lf_group/2003-04/msg00066.html (9,357 bytes)

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