
ALESIS 3630 Compressor-Limiter: Don’t Put Up With Average Sound When You Can Get Pro Results High quality, dual-channel compression unit for dance music playback, live sound, recording, or broadcast applications. Features: Ratio, threshold, attack and decay controls help you customize compression response for even the toughest signals Stifle unwanted noise with 2 independent noise gates 1/4″ inputs/outputs Input/output metering Gain reduction metering, adjustable gate TSR sidechain for ducking and de-essing True stereo linkable operation
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More info: Alesis Compressor/Limiter Gate

2-input / 4-output Digital Loudspeaker Management processor The DS24 loudspeaker management system features 2 inputs and 4 outputs, and has a 5 band parametric equalizer for each output. Other features included on the DS24’s output section include a high performance limiter, provided with complete control over attack, release and threshold parameters, variable high and low pass filters, with a choice of 12, 18 or 24dB/Octave roll-off, and Butterworth, Bessel or Linkwitz-Riley responses. Independent control of each high and low pass filter allows asymmetric crossover bands to be created. The DS24 can also be controlled from a PC via the DS24’s RS232 connection. Along with XLR input/output connectors, DS24 comes complete with selectable line voltages between 90 and 250 VAC operations. Specifications: 24-bit AD/DA, 48k sampling rate Internal 32-bit DSP processing Parametric EQ provides -40dB to +6dB of gain with frequency,gain and bandwidth adjustment Full limiter for each output 7ms delay per output RS-232 Computer control 5 year warranty
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More info: BBE DS24 2In/4Out Digital Crossover/Spkr Processor

ROLLS DU-30 Mic Preamp / Audio Ducker: Lowers Music Level During Microphone Pages The DU-30 is a must for any small club, restaurant, store, etc., wherever microphone paging is needed over background music. It has stereo RCA inputs for the music, and an XLR and RCA input for the paging microphone or signal to have the music “ducked” under. The microphone input has phantom power available (for condenser mics), and a pad switch in case you’ve got a high output mic. The sensitivity control sets the threshold at which the mic will duck the music, and a mic Level controls the volume of the mic Input. Major Features Include: Inputs for mic (XLR and RCA) and music (RCA) Lowers music level when mic is used (adjustable) Phantom power built-in for condenser mics
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The Mackie QUAD Comp/Gate is a state-of-the-art four-channel rackmount digital compressor/gate designed for world-class sound. Its compression/limiting and gating/expansion algorithms were written by the digital gurus at Acuma Labs to provide a very wide range of high-quality, instantly usable settings. With 99 user definable snapshots for calling up, say, a favorite bass or vocal compression sound, the QUAD Comp/Gate makes it much easier to get consistently fast, great-sounding mixes than with analog compressor/gates. Full-Featured, Surgically Precise Dynamics: The QUAD Comp/Gate offers more parameters with wider ranges than most stand alone analog processors, providing the absolute control to Compress or Gate signals for any application, from a snare drum to a broadcast announcer. Use the compressor for compression or limiting; it also provides threshold, ratio, attack, release, make-up gain, soft knee curve, and auto attack and release. The gate can be used as a noise gate or expander with threshold, ratio, attack, release, hold time, and a range control. Key Filter Functionality: But it doesn t stop there. The QUAD Comp/Gate s built-in Key Filtering function provides independent gating and compression detection, based on adjustable EQ filters that let you target problem frequencies quickly and accurately. There is also a Key Listen function so you can listen to the audio in the key filter path. A Side Chain input allows for triggering the compression/gating using external signals. And the QUAD Comp/Gate s “Auto” feature senses input transients to automatically adjust attack and release times?eliminating the “pumping” effect associated with compression triggering. A Study In Simplicity: Of course, none of these bells and whistles would matter for sound engineers if the QUAD Comp/Gate wasn t amazingly fast and easy to use. So the front panel is intuitively laid out with ultra-bright 12-segment metering, multi-color backlit buttons and nine backlit push-button knobs with LED collars to indicate settings from a mile away. You simply press the channel(s) you wish to process and adjust the knobs accordingly. Channels can be operated independently or stereo-linked with a single button press, making global FOH limiting adjustments fast and convenient. For maximum flexibility, the QUAD Comp/Gate s rear panel includes both 1/4″ TRS and XLR connections, TRS Side Chain send and return, and a “Planet Earth” power supply, which operates on voltages between 100 and 240v. Features: 4 channels of 24-bit digital compression/limiting and gate/expansion Custom algorithms developed by Acuma Labs Individual gain reduction and output metering per channel Individual Key Filtering per comp and gate channels 99 snapshots for instant storage and recall of settings Stereo Linking of channels A and B, C and D Intuitive, easy to use front panel Professional input/output connections (XLR & TRS) Additional external side chain connections “Planet Earth”
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More info: Mackie QUAD-COMP-GATE 4Ch Digital Compressor/Gate