Hartke AC75 Acoustic Ribbon Amplifier

Hartke AC75 Acoustic Amplifier..... Plug in and be heard! A truly new approach to acoustic instrument amplification, the AC75 acoustic instrument amplifier features a 2-inch by 4-inch ribbon tweeter which adds clarity and overtones to the high end -- a superb sound for violin in a precision tuned Kickback enclosure. The AC75 has a 75 watt bi-amp design, with 50 watts powering two 5-inch full range drivers and 25 watts powering the high frequency ribbon tweeter. Simply put, the Hartke Acoustic Ribbon amplifiers sound just like your instrument, only louder.

Features: 1-channel, 2" x 5" LF, 2" x 4" ribbon tweeter, 75W and solid-state high end. Channel 1 has active and piezo instrument inputs, with bass and treble controls, while channel two has XLR microphone and RCA line inputs. There is a 5-band graphic EQ and a built-in 100 preset 24-bit digital effects processor, which can be routed to either channel. The AC75 features a 75 watt bi-amped design, with 50 watts powering the full range speakers and 25 watts powering the high frequency ribbon tweeter. To reduce feedback, there is a phase switch on channel 1 as well as a variable notch filter with depth control. On the rear panel of the amplifier there is an effects loop, and XLR direct outputs. Simply put the Hartke Acoustic Ribbon amplifier sounds like your instrument, only louder.