Since YouTube got a mention, Earl Slick has a line of gear through GFS. If "Classic Rock" is the ballpark, a couple of the sets might be worth a listen.
"Warmtone":
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https://www.youtube.com/watch?v=0lDa...K&index=6&t=0s
" '65 Start Set":
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https://www.youtube.com/watch?v=f1Sy...&index=12&t=0s