A variable-frequency low-cut filter and unique low and high detail equalization controls, a 20dB pad, polarity invert, +48V phantom power, a front panel instrument input, VU metering, and peak indicator.
Precise RMS gain reduction and input/output meter display with calibration control for different operating levels.
A frequency control with a range from 800Hz to 8kHz, gain reduction metering, and a De-essing amount range from 0dB to 20dB.
Based on the classic dbx 905 and 3-band parametric EQ with a selectable bell or shelf type filters on low and high-frequency bands.
API's classic 312 microphone preamp in a 500 series module and vintage style analog vu meter, 20 db pad switch.
The Wunder Audio cobalt pre has the same circuit/ input transformer and output transformer as the wunder audio PEQ2.
Transformerless differential-balanced input and transformer-balanced output.
Circuitry features two inward connection’s VF600 all-discrete amp blocks.
Features Continuously variable detented Gain, Threshold, Attack, Ratio and Release controls, 10 segment LED meters, Over Threshold LED, Patented THRUST Switch, 3 selectable compressor curve Knee settings, Selectable New or Old switch, Selectable variable or auto compressor, Audio circuit uses 2520 and 2510 Discrete Op Amps with transformer output.
Low band frequency range 35hz to 1khz and high band frequency range 560hz to 16khz.
Dual concentric knobs for frequency and bandwidth controls fit standard 500 series slot configuration mechanically and electrically.
Independent Slot Power technology and tantalum caps on each slot with XLR sockets in/out for each slot.
Proprietary THD implementation and flexible DAW/Live plug-in control for instant recall.
500 Series Tube Compressor with Hard/Soft Knee Modes, Switchable Feedback Modes, Wet/Dry Parallel Compression, and Multi-unit Linking.
8-Slot 500 Series Chassis with Integrated 10-channel Summing Mixer, Individual Pan, Fader, and 48V Phantom. Master Fader, External +_16V PSU. 3RU 19" Rackmount. DB25 and XLR I/O Daisychainable
10 Slot Powered 500 Series Rack. 19" Rackmount with XLR in/out and Phantom 48V
6 Slot Powered 500 Series Rack. 19" Rackmount with XLR in/out and Phantom 48V
Features Continuously variable detented Gain, Threshold, Attack, Ratio and Release controls, 10 segment LED meters, Over Threshold LED, Patented THRUST Switch, 3 selectable compressor curve Knee settings, Selectable New or Old switch, Selectable variable or auto compressor, Audio circuit uses 2520 and 2510 Discrete Op Amps with transformer output.
A Single slot blank panel, used in the API lunchbox, 500V Rack and expansion slots for the 1608.
500 Series 10-band Graphic EQ with Transformer-balanced Signal Path, Highpass and Lowpass Filters, and 2520 Style Op-amp
500 Series Tube EQ with Dual-triode Circuit, High/Low Shelving, and Lowpass Filters.
Single Channel 500 Series Noise Gate Module with Variable High and Lowpass Filters, Envelope Control, Attack, Hold, Decay, and Range Controls
500 Series Mono Class-A Discrete Microphone Preamp / DI with BX4 Steel Output Transformer