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The MA60 is a half-rack, 60W single channel mixing amplifier. Designed for ease of use, the front panel of the MA60 includes volume and microphone controls, providing immediate visual feedback regarding system operation. The MA60 is equipped with four priority levels for audio routing: one emergency input, one paging input, one mic/line input, and two stereo line, mono summed inputs. It’s audio performance, ease-of-use, and versatile feature set makes the MA60 ideal for a variety of professional audio applications.
FEATURES
• Single channel; 60 watts of continuous power
• Supports 4Ω and 70V/100V outputs
• Class D amplifier topology
• Intuitive front and rear panels
• Four priority levels for audio routing
• 24V priority output overrides local volume controls
• Dedicated emergency input with mute all switch
• Paging mic input with contact closure and chime
• One mic/line level input with 48V phantom power
• Two stereo inputs
• Fanless operation
• Internal universal power supply
• Auto standby mode
• Rack mountable (2RU) with optional accessory
• CE marked, UL listed, and RoHS compliant
• Covered by Biamp Systems’ five-year warranty
| Category | Specification |
|---|---|
| INPUTS | |
| Number of Inputs | |
| Emergency (line level with contact) | 1 |
| Paging Mic (mic level with contact) | 1 |
| Mic/Line (balanced) | 1 |
| Stereo Line (unbalanced) | 2 |
| Input Priority Levels | 4 |
| Priority Input Contact | Yes |
| Chime | Yes |
| Tone Control | Yes |
| Wall Panel Controls | Yes |
| Music Level Control | Yes |
| Front Panel Indicators | Signal present, clipping, overload condition, emergency mode active, paging active, VOX active |
| Emergency Input | |
| Nominal Input Sensitivity | 0 dBV (1 Vrms) |
| THD+N (Pre-Out, @ -6dB) | < 0.5% |
| Frequency Response (-3dB) | 100 Hz – 20 kHz |
| Input Impedance | 5 kΩ |
| 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 | |
| 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, Inputs 1-2) | 30 dB |
| Input Impedance | 2 kΩ |
| Inputs 1-2 | |
| 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 |
| OUTPUTS | |
| 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) | 60 W |
| Dynamic Power | 65 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 1-2: -44 dBV (6 mVrms ± 10%) |
| Mic (RCA): -46 dBV (5 mVrms ± 10%) | |
| Mic (Balanced, VOX off): -70 dBV (0.3 mVrms ± 10%) | |
| Time to Auto Standby | 10 min |
| Power Consumption (100-240VAC 50/60Hz) | |
| Normal Operation | 100W |
| Idle Operation | 4.5W |
| Standby Mode | 0.5W |
| Fuse | 1.6AL |
| Cooling | Convection |
| Overall Dimensions | |
| Height (without feet) | 3.5 inches (89 mm) |
| Width | 8.5 inches (216 mm) |
| Depth | 9.8 inches (250 mm) |
| Weight | 5.7 lbs (2.6 kg) |
| Environmental | |
| 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 |
| Compliance | |
| FCC Part 15B (USA) | Yes |
| UL listed (USA and Canada) | Yes |
| CE Marked (Europe) | Yes |
| RoHS Directive (Europe) | Yes |
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