1-channel microphone preamplifier with AIR BAND® FIND OUT MORE
The Mäag Audio PREQ4® 500 Series module is a one channel microphone preamplifier with AIR BAND® (shelf boost from 2.5 to 40kHz via VARI AIR™), compatible with the API 500-6B lunchbox® and 500VPR rack systems. Following its PreQ3 predecessor, the PREQ4 provides unparalleled transparency and top end presence while maintaining the true natural sound behind the microphone.
Presented in the flagship lunchbox® portable format, the PREQ4® offers the legendary AIR BAND®, 65dB adjustable gain, phase reverse capability, 70Hz high pass filter, +48V phantom power, and -20dB PAD. The Maag Audio PREQ4® is an official member of the VPR Alliance.
The Maag Audio PREQ4® offers 65dB of gain available making it easy for ribbon mics to fit into any session
The Maag Audio PREQ4® delivers a pristine, transparent signal path
The Maag Audio Air Band® shelf boost from 2.5 to 40kHz



Max Gain:65 dB
Frequency Response:-3 dB points, 10Hz & 75kHz
Nominal Input Impedance (XLR):Mic, 150 ohms/1.61K ohms, balanced
Nominal Output Impedance (XLR):50 Ohms, actively balanced
Equivalent Input Noise:-128 dBu (-96 dBu Actual Metered Noise)
Headroom:+27 dBu
Maximum Phase Shift:25°
THD + Noise:< 0.007%
*Specifications subject to change without notice.
**Recommend turning the GAIN fully counter-clockwise before engaging.