A bunch combinations of Treble, Middle, Bass and Precense as well as jumping the channels are compared on a Cranked 1971 Marshall Super Lead with a 1960B cab from 1969/1973. Amp Attenuated 8dB with a Hotplate. Miked by Unidyne IV 548 close mic, and AKG C451E room mic. Outboard API 512C and compressor API 525 into sound interface studio Konnekt 48 and PC with Cubase. Guitar 2016 Epiphone Les Paul Special 2 with a Burstbucker II in the bridge.