MRD MRD-M501/MRD-M301 Mono Channel Power Amplifier Controller Manual

Q: What is the frequency range for the LPF filter?

The LPF frequency can be adjusted from 30Hz to 200Hz.

Q: How is the delay time adjusted?

The delay time is adjustable from 0 to 10ms in 0.1ms steps for the MRD-M501.

Q: What is the phase adjustment range?

The phase can be set to either 0° or 180°.

This manual provides operating instructions and specifications for the MRD-M501 and MRD-M301 mono channel power amplifier controllers.

MRD MRD-M501/MRD-M301 Mono Channel Power Amplifier Controller Manual - cover page

Brand: Alpine
Category: Industrial Supply
Document type: User Manual
Language: Chinese
Pages: 5
File format: PDF
File size: 528 KB
Published: 16 March, 2012
Updated: 12 October, 2026
MD5 checksum: 935C1E15BB65AFE1C1717D57EF30E12C
PDF: MRD MRD-M501/MRD-M301 Mono Channel Power Amplifier Controller Manual PDF

About this manual

The MRD-M501 and MRD-M301 are mono channel power amplifier controllers designed for audio systems. The device features a front panel with controls for input selection, level adjustment, and various audio processing functions including parametric equalization, bass compensation, and time correction. It supports remote control via a dedicated line. This manual is written in Chinese.

What's inside

Product Features
Front Panel Controls
Mode Settings
Parametric EQ
Technical Specifications
Dimensions and Weight
Power Requirements

Specifications

Output Power (MRD-M501)	225W x 1 (RMS)
Output Power (MRD-M301)	150W x 1 (RMS)
Input Impedance	<10KΩ
Power Supply Voltage	11-16V DC
Dimensions (MRD-M501)	348mm x 65mm x 270mm
Dimensions (MRD-M301)	241mm x 65mm x 270mm

Frequently asked questions

What is the frequency range for the LPF filter?