Crest Audio UMA 4300 4 Channel Mixer Amplifier

Features of the Crest Audio UMA 4300 4 Channel Mixer Amplifier:

• 300 Watts Class D power amplifier
• SPS speaker protection system
• High-pass filter to protect speaker transformers from low frequency overload
• 2U rack-mount chassis
• Four input level controls with signal/clip/mute LEDs
• Power, signal and SPS indication LEDs
• Master volume
• Four electronically balanced Mic/Line inputs
• Inputs 1 and 2 are electronically balanced with Euro connectors and preamp gain control
• Inputs 1 and 2 have phantom power with switch
• Inputs 3 and 4 have switch to select balanced Euro connector or dual RCA connectors
• Inputs 3 and 4 have rear panel preamp gain controls
• Input 1 Level sensing muting of inputs 2-4 with threshold/defeat control
• Balanced output with level control
• Switchable Mix output or input 4 Direct output
• Output is not affected by mute or channel level if channel 4 is selected
• Preamp output, power amp input for inserting processing with Bypass switch
• 4 Ω, 25V, 70V and 100V outputs
• Bass and Treble controls
• Power switch
• Line voltage switch for 120V or 240 VAC operation

Specifications:

Channels (Input)
4

Channels (Output)
1

Power per Channel @ 4 Ω
300 W

Power per Channel @ 70V
300 W

Power per Channel @ 100V
300 W

Topology
Class D

Minimum Load Impedance
4 Ω

Frequency Response
-3 dB, 65 Hz – 20 kHz; +0

Phantom Power
Yes (48V)

Mute Groups
Priority / Mute All

Input Connectors
4 x 3-pin Euro Connector & 2 x Dual RCA

Output Connectors
1 x 5-pin Screw Terminal

Color
Black

Rack Mount (19″)
Yes (2U)

Net Weight
15.4 lbs (7.00 kg)

Product Height
3.45″ (88 mm)

Product Width
19.00″ (483 mm)

Product Depth
13.25″ (337 mm)

AC Power Input
Dual Voltage – 120 or 220-240VAC 50/60 Hz