The Adastra UM30 is an ultra-compact mixer-amplifier designed for flexibility and high-quality audio output. With a powerful 30W RMS output, it supports both 100V line and 8 Ohm speaker configurations, making it ideal for various public address applications. The built-in USB audio player, FM tuner, and Bluetooth receiver provide versatile audio playback options. This mixer-amp features multiple inputs, including microphone and auxiliary connections, and offers front panel volume controls for easy adjustments. Perfect for both mobile and fixed installations, it can be powered by standard mains or 24V DC sources.

Features

• Ultra Compact Design: Space-saving form factor suitable for tight installations.
• Class-D Amplifier: Efficient power management with high output performance.
• Multi-Source Audio Playback: Built-in USB player, FM radio, and Bluetooth connectivity.
• Versatile Input Options: Supports microphone (1/4"), RCA line inputs, and AUX input.
• Flexible Output: Can be configured for 100V line or low-impedance 8 Ohm speakers.
• Easy Installation: Comes with hardware for mounting in a 1U 19" rack space.

Specifications

• Output Power: 30W RMS
• Power Supply: 170-264Vac, 50Hz (IEC) or 24V DC
• Amplifier Construction: Class D with transformer output
• Audio Sources: Internal USB/FM/BT player
• Inputs: 1 x Mic (6.3mm), 1 x Line (2 x RCA), 1 x AUX (3.5mm)
• Line Output: 2 x RCA (mono)
• Speaker Outputs: Screw terminals for 100V / 8 Ohms / Com
• DC Power: 24V DC screw terminals
• Total Harmonic Distortion (THD): <0.4% @ 1kHz
• Input Impedance: 1k Ohms (mic/line)
• Input Sensitivity: -10dB (line), -45dB (mic)
• Signal-to-Noise Ratio (SNR): 80dB (line), 75dB (mic)
• Frequency Response: 100Hz - 18kHz
• Dimensions: 249 x 210 x 44 mm
• Weight: 2.35 kg