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Markbass Pre/post EQ setting and jumper

Discussion in 'Amps and Cabs [BG]' started by tabooze24, Dec 28, 2014.

  1. Dec 28, 2014 #1
    tabooze24

    tabooze24

    Apr 22, 2009
    Toronto, Ontario, Canada
    Perhaps some of you will know the answer to this.

    Why do Markbass amps have both an external switch on the back for pre/post eq DI and an internal jumper for post/pre eq?