User's Manual
Table Of Contents
- Table of Contents
- MX392 MX393Boundary Microphones
- General Description
- Interchangeable Cartridges
- Interchangeable Cartridges
- Permanent Installation
- Configuration
- Wiring Diagram
- Mute Button Configuration
- Connecting to an Automatic Mixer
- Logic Wiring
- Changing SWITCH OUT to Always Momentary
- Painting
- Specifications
- Furnished Accessories
- Certifications

Shure Incorporated
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Remove foam screen from grille before painting
Clean surfaces to be painted with denatured alcohol or naphtha.
To avoid filling grille holes, apply paint in thin layers.
Important: Use fine sandpaper to remove paint from the bottom edges of the grille. This ensures electrical continuity
for proper shielding.
Specifications
All measurements taken with microphone mounted on a wooden surface (76 x 76 cm)
Type
Electret Condenser
Frequency Response
50–17000 Hz
Polar Pattern
MX392/C, MX392BE/C, MX393/C Cardioid
MX392/S, MX392BE/S, MX393/S Supercardioid
MX392/O, MX392BE/O, MX393/O Omnidirectional