Radial Engineering Tonebone AC-DRIVER Acoustic Instrument Preamp

The AC - Driver is a top - notch acoustic instrument preamp crafted for stage use. It's packed with useful features that simplify your performance and guarantee the best tone from your instrument. With its powerful and user - friendly controls, you can achieve excellent sound quickly, set your levels, and cut down on - stage feedback. The adjustable low - cut filter gets rid of excessive low frequencies. The 180° phase switch helps fix feedback build - up from stage hotspots. The variable notch filter targets and removes specific problem frequencies. And the mute footswitch lets you silently tune or change instruments on stage without any pops or noise in the PA. Key features include a studio - quality preamp and class - A buffer circuit, a balanced DI output for feeding a PA or powered speaker, a mute footswitch for easy instrument changeovers, and a notch filter and phase switch to reduce feedback.

Using the AC - Driver is a breeze. First, connect it to your acoustic instrument and the PA or powered speaker using the balanced DI output. Then, use the controls to set your levels. If you notice excessive low frequencies, turn on the adjustable low - cut filter. When there's feedback build - up from hotspots on stage, try the 180° phase switch. For specific problem frequencies, use the variable notch filter. When you need to tune or change instruments silently, step on the mute footswitch. As for maintenance, keep it in a dry and clean place. Avoid exposing it to extreme temperatures or humidity. If it gets dirty, use a soft, dry cloth to gently wipe it. Make sure to turn it off when not in use to save power and extend its lifespan.