DN-280

The compact and powerful Class D amplifier with stereo signal mixer to mono function is ideal for announcements, paging, or background music playback in installations with multiple speakers in small shops or waiting rooms. It features a paging microphone input and stereo AUX inputs (3.5mm Jack) and 2x Cinch for merging signals from external audio sources such as smartphones or radios into mono.

The amplifier has a half-rack size and can power 4 ohm, 70V, or 100V speakers. With minimal heating, it delivers 60W of power with an excellent signal-to-noise ratio of >95dB and distortion <0.1%, ensuring extremely clean sound under all conditions. The DN-280 includes built-in short circuit protection and LED signal presence, clip, and active thermal protection indicators on the front panel.

Features
• 100W Class D amplifier
• Volume control and 2-band EQ on the front panel for optimal settings in any installation
• Combo paging microphone input (XLR / Jack TRS) with separate gain control
• Front panel AUX input (3.5mm Jack)
• Cinch inputs (L/R for mono merging) for external audio source signals
• Euroblock output for connecting 70V, 100V, or 4 Ohm speakers
• Extremely clean sound
• Total harmonic distortion (THD) <0.1%
• Frequency range 100 - 15,000 Hz
• Signal-to-noise ratio >95dB
• Damping factor >200 (1k 8 ohm)
• Power output 60W; power consumption 100W
• Compact format allows installation of two amplifiers in one rack unit
• Rack mounting brackets included
• Dimensions (W x H x D): 200 x 273 x 43 mm
• Weight 2.4 kg