JBL NCSMA180-U-US

JBL NCSMA180-U-US Compact Mixer Amplifier

The JBL NCSMA180-U-US is a compact 1U half-rack mixer amplifier built for live sound crews and venue operators running permanent or semi-permanent systems. Its fanless design runs silent during performances and requires zero maintenance, making it dependable for control rooms, small to mid-sized venues, or distributed audio installations. Built on Crown DriveCore technology, this unit delivers reliable 80W amplification in a footprint measuring just 8.2" wide by 7" deep—small enough to fit in any equipment rack without adding bulk.

Design & Build Quality

The 1U half-rack form factor with fanless design slides into standard racks without generating hum or fan noise during live events. Its compact footprint (1.7" height, 8.2" width, 7" depth) fits into tight rack spaces, and the universal power supply (100–240 VAC, 50/60Hz) keeps it operational anywhere in the world—no power conditioning headaches.

Audio Performance & Connectivity

This mixer delivers 80W of amplification capable of driving both 8 ohm and 4 ohm loads, with seamless compatibility for 70 volt and 100 volt distributed audio systems without requiring external transformers. Four input channels accept balanced mic/line inputs and unbalanced RCA inputs, while illuminated control rings on each channel and master volume knob keep you in control during low-light venue setups or darkened control rooms.

Key Features

• 80W power output
• 4 audio input channels with 1 output channel
• Balanced mic/line inputs and unbalanced RCA inputs
• Compatible with 8 ohm and 4 ohm speaker loads
• 70 volt and 100 volt distributed audio system compatibility without separate transformer
• 1U half-rack form factor
• Fanless design for silent operation
• Volume controls for each channel plus master volume adjustment
• Adjustable bass and treble controls
• Illuminated control rings
• RJ45 connectors for JBL CSR-V in-wall volume controls
• Crown DriveCore technology for efficient amplification

The JBL NCSMA180-U-US combines road-tested amplification, flexible input options, and a silent fanless design into a professional-grade mixer that handles demanding live and installed-audio applications with minimal footprint.