Features, Balanced input stage, Passive filter design, Unity gain throughout, Hard Wire BYPASS switch, Transformer Coupled Output to 28 dBu, All Discrete Design.
Features Threshold control, Variable compression ratio, Release time constants, Attack time constants, LED Gain Reduction meter, API 2510 and API 2520 op amps, Transformer output.
Features, 20 dB Pad, 48v Phantom Power Switch, RE 115 K Mic input Transformer, LED VU Meter, Uses API 2520 Op Amp, All Discrete Circuit, Transformer Coupled Inputs & Outputs to 28 dBu.
Featuring 8 Multi channel Playback selectors, Bass Management, Individual Solo/Mute control of surround monitors, Machine Control, Dual Input, Two 100mm Moving Faders, 3 Stereo Buses, 24 Main Buses, 10 Aux sends, Optional dynamics, Sweep Filter.
Features, Four female XLR mic inputs, Four front panel 1/4" Hi Z instrument inputs, Front panel polarity switches, Front panel 20dB pad switches, Front panel mic/instrument switches, Front panel 48V power switches.
Features, Polarity button, 20dB Input Pad, Calibrated Level mode, Output Ratio selector, Clip LED indicator, Continuously variable Output Gain, Traditional API fully discrete circuit design.
Features Four bands, Reciprocal and repeatable filtering, 12 dB of boost/cut per band, EQ band 1 and 4 offer shelf/peak switching, fully discrete circuit design, High headroom +30 dB clip level.
3 bands of classic API equalization, Reciprocal & repeatable filtering, Maximum 12 dB of boost/cut per band, shelf/peak switching, fully discrete circuit design, High headroom +30 dB clip level.
Features, Mic Preamp, Front and Back Panel Mic Input Access, Line/Instrument Preamp, Front Panel Line/Instrument Input, LED VU meter, 20 dB pad switch, Phantom switchable power, fully discrete circuit design.
Features, Front Panel Hi Z Input, Front Panel Thru routing, TONE Control, BRIGHT Switch, 10 segment LED VU meter, Peak Output LED Indicator, 20 dB pad switch.
It offers 8 Slots, Full compatibility with API 500 Series and VPR approved modules, DB25 connectivity, Phantom Power, Optional Rack Ears, Toggle switches, Rubber feet & carrying handle, Rugged steel chassis.
Includes: 6 Slots, DB 25 connectors, XLRs, Power rail LED indication, Internal power supply, Rubber feet & carrying handle for portability, Rugged steel chassis.
Features, Sweepable low pass and high pass filter, Variable notch filter, Individual bypass switches for each filter section, Transformer Balanced Output, Traditional API fully discrete circuit design.
Features, 10 bands of API proprietary equalization, Familiar graphics operation on one octave centers, 12 dB of boost/cut per band, "Proportional Q" narrows filter Q at extremes, Center detent for reliable reset, Silent bypass button.
Pre/EQ/Compressor/Line Driver Channel Strip, features API 512c Mic Preamplifier, API 550A Equalizer, API 527 Compressor, API 325 Line Driver, Complete patching facilities on rear panel, Two ten segment LED VU displays, Output clips at +30dBm.
Features, Two range switches to individually alter gain steps, Usable as a 550b, 550D or 550M, Peak/shelf switch on Hi and Lo bands, True hardwire bypass, Balanced In and Out on XLR, Balanced input on 1/4", EQ In/Out switch.
Features, "Ceiling" control combines key functions, Analog VU meter for monitoring gain reduction, 4 Switchable release modes, De-Ess function, Traditional API fully discrete circuit design, Active Balanced Input/Output, Hardwire bypass.