Sonifex RB-PMX4 Analogue Preset Mixer
The Sonifex RB-PMX4 Analogue Preset Mixer is a compact and powerful solution for anyone who needs reliable mixing without the fuss. With 10 inputs and 4 outputs, it’s built to handle multiple sound sources with ease, making it perfect for clubs, pubs, studios, or any space that needs dependable audio control. Once it’s set, you can count on it to deliver clear and consistent sound without constant adjustments.
Sonifex RB-PMX4 Analogue Preset Mixer Review
Designed for professional installs, the Sonifex RB-PMX4 Analogue Preset Mixer gives you precision and flexibility in one rack unit. Each of the four outputs can be customized with DIP switches, letting you decide exactly which inputs feed where. Every input has its own gain control, allowing you to balance different sound sources for a smooth, even output. With electronically balanced XLR inputs and outputs, low noise, and excellent isolation, it’s built to deliver professional-grade audio performance in demanding environments.
Sonifex RB-PMX4 Analogue Preset Mixer Features
- Handles up to 10 audio sources at once
- Lets you send sound to 4 different zones or outputs
- Once set, the controls stay protected with a secure front cover
- Small and easy to fit into a rack system without taking up space
- Built tough for long-term reliability in busy setups
Sonifex RB-PMX4 Analogue Preset Mixer Specs
- 10 XLR 3-pin female inputs and 4 XLR 3-pin male outputs, balanced or unbalanced
- Gain adjustment range from -8dB to +18dB
- Frequency response from 20Hz to 20kHz within ±0.1dB
- Maximum input level +36dBu and maximum output level +28dBu
- Power input IEC, switchable between 110-120V or 220-240V
- Dimensions 19 in (W) x 4.3 in (D) x 1.7 in (H)
- Weight 3.3 lbs



