A remarkable four-channel microphone preamplifier with an integrated stereo mix bus and stereo/mono solo bus in a sleek, 1RU chassis. The PRE420is designed for maximum transparency, wide bandwidth, low-noise, low-distortion, and superior RF immunity. It is well suited for the most demanding applications in studios and live venues.
Ultra-low noise/distortion: (THD+N @ 22dB Gain 10Hz-20kHz = 0.00045%)
RF-immunity over a wide bandwidth (500kHz)
Stereo mix bus & isolated stereo/mono solo bus
MirrorPan™ - Benchmark’s proprietary constant-power panning technology
Direct XLR output for each channel
Solo-bus & main-mix bus each have isolated, independant XLR outputs
Phantom-protection circuitry prevents damage from shorted-cables or “hot-plugging” mic’s while phantom is on
HPA2™ - Benchmark’s signature high-current, 0-Ohm headphone amplifier
Auto-mute feature mutes control room XLR outputs upon headphone insertion (defeatable).
Adjustable peak-warning indicator & variable-intensity signal level meter on each channel & main-mix bus
Independently switchable +48V phantom power, 40Hz switchable high-pass filter, & -20dB pad.
Designed, built, and tested in Syracuse, New York, USA
12.625 X 17.5 X 1.725
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