The Alesis QuadraVerb is a 16Hz-20kHz bandwidth stereo programmable effects box with four digital effects (EQ, Pitch Change, Delay, Reverb). The effects can be used in parallel or in serial (or a combination). Specs say the dynamic range is 85dB, less than .1% distortion. Processor speed is 24 MIPS (no Z80 in this baby!). Conversion scheme is 16-bit linear PCM. It's fully MIDI-fied.
This is a USED item being sold in "Very Good" condition.
$ 149.99 $ 199.99
When the pros need an EQ, they turn to dbx. With a proven track record that spans four decades, dbx EQs are the industry standard for touring, studios, and audio installations. With the dbx heritage of revered pro EQs, the 231s meets the needs of the most demanding sound reinforcement environments, while offering the simplicity of straightforward controls.
The dbx 231s includes two 31-band channels of 1/3-octave equalization, ±12 dB input gain, switchable ±6 dB or ±12 dB boost/cut range, 20mm nonconductive sliders, an intuitive user interface, and output level metering. From its extended 10Hz to 50kHz frequency response and 112 dB dynamic range to the quality componentry and meticulous attention to detail, the 231s offers exceptional sound and rugged reliability that guarantees you will always sound your best.
Sure to find a home in the studio, on tour and with installed sound venues, the dbx 231s is destined to take its rightful place in the lineage of great dbx signal processors that are the professional's choice in signal processing. With such affordable quality, there's no longer any excuse for compromising your sound.
This is a USED item being sold in "Excellent" condition.
The dbx AFS-224 Stereo/Dual Mono Feedback Suppression Processor provides all the feedback elimination processing and control necessary for both installation and live use. The dedicated processor offers up to 24 filters per channel with filter Qs up to 1/80th of an octave. The AFS-224 also has selectable modes, live filter lift, and types of filtration, all readily available via the intuitive user interface.
AFS-224 Stereo/Dual Mono Feedback Suppression Processor
Powered speakers are beautiful things. Everything you need bundled into simple, tidy, portable packages. Just grab 'em and go, right? Well, you may think your powered speaker system is complete, but you're missing half the picture. DriveRack PX is the other half. With the PX, dbx has created a processor specifically tailored for powered speakers.
Utilizing dbx's highly acclaimed DriveRack technology, the PX picks up where your powered speakers leave off. The DriveRack PX Powered Speaker Optimizer has everything you need to get the most out of your stereo powered speaker system. It even includes stereo or mono subwoofer support. With the included dbx M2 measurement mic, Auto-EQ corrects for audible deficiencies in the room environment. Dbx's patented Advanced Feedback Suppression (AFSTM) kills nasty feedback, allowing problem-free operation at higher sound levels, while dbx's patented Subharmonic Synthesizer extends bass response for enhanced bottom end.
With all that, you also get classic dbx compression and the protection offered by dbx's graceful PeakStopPlus limiting. Your ears, your audience, and your powered speakers will forever thank you. In spite of all that sophistication, rest assured dbx won't overcomplicate the simplicity of your rig. Dbx's exclusive Setup, Auto-EQ, AFS Wizards, and out-of-the-box support for a host of JBL and other popular powered speakers, make setup a snap. Louder, cleaner, better sound than you thought possible from your powered speakers.
DriveRack PX Powered Speaker Optimizer