Audio Technica ATM75 Cardioid Condenser Headworn Microphone
Product Code: ATM75
Features
• Professional-quality vocal pickup with hands-free operation
• Low-visibility headband provides stable, comfortable fit
• Pivot-mounted flexible microphone
• Belt-mounted power module AT8531 operates on battery or phantom power
• Cardioid polar pattern improves isolation of desired sound source
• Also available with HRS connector (ATM75cW) for A-T UniPak wireless system
The ATM75 is a headworn condenser microphone with a cardioid polar pattern. It is designed for use by performing musicians and others who require professional-quality vocal
pickup with hands-free operation. . The belt-mounted power module operates on either battery or phantom power. |
| Element |
Fixed-charge back plate, permanently polarized condenser |
| Polar Pattern |
Cardioid |
| Frequency Response |
100 - 13,000 Hz |
| Open Circuit Sensitivity |
Phantom: -51 dB (2.8 mV) re 1V at 1 Pa - Battery: -53 dB (2.2 mV) re 1V at 1 Pa |
| Impedance |
Phantom: 200 ohms - Battery: 270 ohms |
| Maximum Input Sound Level |
Phantom:132 dB SPL, 1 kHz at 1% T.H.D.
Battery:121 dB SPL, 1 kHz at 1% T.H.D. |
| Low Frequencey Roll Off |
80 Hz, 18 dB/octave |
| Switches |
Off, on-flat, on-roll-off |
| Dynamci Range |
Phantom: 96 dB, 1 kHz at Max SPL - Battery: 85 dB, 1 kHz at Max SPL |
| Signal to Noise Ratio |
58 dB, 1 kHz at 1 Pa |
| Phantom Power Reqirements |
11-52V DC, 2 mA typical |
| Battery Type |
1.5V AA/UM3 |
| Battery Life |
0.4 mA / 2000 hours typical (alkaline) |
| Weight |
Microphone: 60 g (2.1 oz)
Power module: 139 g (4.9 oz) |
| Dimensions |
Microphone: 20.4 mm (0.80") diameter
Power module: 84.0 mm (3.31") H x 63.0 mm (2.48") W x 22.0 mm (0.87") D
Headset:
120.0 mm (4.72") nominal at widest point, 80.5 mm (3.17") flexible boom |
| Output Connector |
Power module: Integral 3-pin XLRM-type |
| Cable |
4.6' (1.4 m) long (permanently attached to microphone), 0.11" (2.8 mm) diameter, 2-conductor shielded cable with TA3F-type connector |
| Accessories |
AT8531 power module; AT8439 clothing clip; AT8139L large windscreen; AT8139S small windscreen; battery |
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