Commercial Audio MA240
19-inch mixing amplifier; 70-100 volt/240 watts, 2 mic/line, 4 stereo line inputs, left-to-right 4 level priority system, emergency in, paging mic with chime, 24V priority output.
Key Features
- Intuitive front and rear panels
- Four priority levels for audio routing
- Four stereo inputs
- Dedicated emergency input with mute all switch
- Paging microphone input with contact closure and chime
- Fanless operation
Description
The 19-inch MA240 mixing amplifier offers 240W in 70/100-volt mode and comes with two microphone/line inputs and four stereo line, mono summed inputs. The rear features an intuitive left-to-right four-level priority system for audio routing, an emergency input, paging microphone with chime and a 24 volt DC override output.
Specs
|
| Height |
3.5 inches (89 mm) |
| Width |
19 inches (483 mm) |
| Depth |
11.8 inches (300 mm) |
| Weight |
13.2 lbs (6.0 kg) |
|
| Ambient Operating Temperature Range |
32 – 95° F (0 – 35° C) |
| Humidity |
0-95% relative humidity (non-condensing) |
| Altitude |
0-6,600 ft (0-2000m) MSL |
|
| Control |
Chime: Yes
Tone Control: Yes
Wall Panel Controls: Yes
VOX Mute: Yes
Music Level Control: Yes |
| Front Panel Indicator(s) |
Front Panel Indicators: Signal present, clipping, overload condition, emergency mode active, paging active, VOX active |
|
|
| Microphone |
Paging Mic
Nominal Input Sensitivity (Bal. Mic): -45 dBV (5.6 mVrms)
THD+N (Pre-Out, @ -6dB): < 0.4%
Frequency Response (-3dB):
Balanced Mic: 165 Hz – 20 kHz
Unbalanced, Balanced Line: 20 Hz – 20 kHz
Gain: -15 to +15 dB
Chime Length: 2 sec
Input Impedance: 2 kΩ
Mic A, B
Nominal Input Sensitivity:
Balanced Mic: -45 dBV (5.6 mVrms)
Balanced Line: -12 dBV (250 mVrms)
Unbalanced Line: -12 dBV (250 mVrms)
THD+N (Pre-Out, @ -6dB): < 0.2%
Frequency Response (-3dB):
Balanced Mic: 165 Hz – 20 kHz
Unbalanced, Balanced Line: 20 Hz – 20 kHz
Phantom Power (balanced only): +48VDC (7mA/input)
VOX Attenuation (Mic A, B, Inputs 1-4): 30 dB
Input Impedance: 2 kΩ
Inputs 1-4
Nominal Input Sensitivity (Unbal. Line): -12 dBV (250 mVrms)
THD+N (Pre-Out, @ -6dB): < 0.1%
Frequency Response (-3dB): 20 Hz – 20 kHz
Input Impedance: 10 kΩ |
| Input Type |
INPUTS
Number of Inputs
Emergency (line level with contact): 1
Paging Mic (mic level with contact): 1
Mic/Line (balanced): 2
Stereo Line (unbalanced): 4
Input Priority Levels: 4
Priority Input Contact: Yes
Emergency Input
Nominal Input Sensitivity: 0 dBV (1 Vrms)
THD+N (Pre-Out, @ -6dB): < 0.5%
Frequency Response (-3dB): 45 Hz – 20 kHz
Input Impedance: 5 kΩ |
| Impedance |
5 kΩ |
| Maximum Output |
Number of Output Channels: 1 Output Connectors: 4-pin, 0.3 inch (7.6 mm) Euroblock 70V/100V Mode: Yes Low Impedance Mode: Yes
Priority Output Contact: Yes
Minimum Operational Load: 4Ω
Amplifier
Topology: Class D
RMS Output Power (1% THD): 240 W
Dynamic Power: 280 W
SNR (1% THD): > 90 dB
THD+N (@ -6dB): < 0.5%
Protection: Temperature, overcurrent,
overvoltage, undervoltage
Priority Output
Voltage: 24V
Max Current: 0.5A
Pre-Out
Nominal Output Level: 0 dBV
Standby
Wakeup Sensitivity:
Inputs 1-4: -43 dBV (6 mVrms ± 10%)
Mic A, B (RCA): -50 dBV (5 mVrms ± 10%)
Mic A, B (Balanced, VOX off): -74 dBV (0.3 mVrms ± 10%)
Time to Auto Standby: 10 min |
|
| Certifications |
FCC Part 15B (USA)
UL listed (USA and Canada)
CE Marked (Europe)
RoHS Directive (Europe) |
