Ya know..I've had both units at the same time..but it's been so long since I had the 422a..I forgot.
There is absoultely no difference in sound whatsoever..I have the 422..I believe John has the 422a..either would be just as good as the other..six or 1/2 dozen really.

There is absoultely no difference in sound whatsoever..I have the 422..I believe John has the 422a..either would be just as good as the other..six or 1/2 dozen really.

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