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mac4280

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    McIntosh MAC4280 Rotary "Record" Switch pt# 310172 or SRRZR4 Needed :^)

    I've nothing but praise for my mid-80s McIntosh MAC4280 and am content with its competent sound - until it broke. The rotary "Record" switch (pt# 310172 or SRRZR4 in the service manual) decided to mechanically fail and now spins freely without selecting an input. If anyone has a suggestion on...
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