Hall Technologies AMP-7040 40 Watt Audio Amplifier for 70V/100V Systems with RS-232 Control

The AMP-7040 is a compact, economical and energy-efficient (Class D) stereo to mono audio amplifier at 70 V or 100 V with 3 inputs (2 line in and 1 balanced microphone). The Versatile design is compatible with dynamic, condenser or wireless microphones with fully adjustable control options including RS-232, IR, and front panel buttons. Functions include EQ control and microphone mixer. The AMP-7040 is a perfect for classrooms, meeting rooms, boardrooms, sports bars and more.

Key Features

• Two stereo analog audio inputs and one digital audio input, selectable by buttons, IR remote, or RS-232
• MIC port supports balanced or unbalanced signals
• MIC input supports 48V phantom power, dynamic MIC and wireless MIC
• Amplified output is switchable between 70V and 100V
• Mono audio output at 40 watts
• Supports “Ducking” function
• Addressable RS-232 ports so up to 16 amps can be controlled from one RS-232 port
• Volume / Bass / Treble controllable by buttons IR remote & RS-232
• 3.5mm jack line audio output with controllable volume
• Mono mix switch for summing left and right channels for driving mono outputs
• Microphone input can be mixed with line input and each can be controlled separately
• Auto noise squelch. Detects audio on inputs and mutes the output when there is no input
• Does not have fans

Technical Specifications

Rated Output
Constant voltage 70V or 100V @ 40 w max (mono on a captive screw connector)
Gain
26 dB
Frequency Range
20 Hz to 20 KHz
Signal/Noise Ratio
80 dB max
Total Harmonic Distortion
1%@1KHz, 0.3%@20KHz at nominal level
Input Impedance
> 10 Kohm
Stereo Channel Separation
>75 dB from 20 Hz to 20 KHz
CMRR
>70 dB from 20 Hz to 20 KHz
Operating Temperature
0C to 40C (32F to 104)
Humidity
20 to 90% non-condensing
Power
Max Consumption
40 watts
Idle Consumption
4 watts
Power Supply
Input
100 VAC to 240 VAC, 47-63 Hz
Output
24 VDC / 5A
Dimension
Model: 6.0” (153 mm) W x 5.7” (144 mm) D x 1.7” (44 mm) H
Weight
Model
2.0 lbs (0.9 kg)
Shipping
4.1 lbs (1.9 kg)
Certifications
Unit
CE, FCC, RoHS
Power Supply
cULus