Reply To: SA44b pre-amp? Forums › SA Series Discussions › SA44b pre-amp? › Reply To: SA44b pre-amp? Justin CrooksModerator Justin Crooks May 15, 2015 at 9:45 am Andy, In Spike, you must explicitly set preamp AND gain before it will accept manual settings. With gain set to 1 or 2, you should notice a big change when you turn on the preamp.
