audio-technica ATM75
CARDIOID CONDENSER HEADWORN MICROPHONE
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
ATM75
CARDIOID CONDENSER HEADWORN MICROPHONE
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.
- Ideal for drummers, keyboard players, guitarists or anyone requiring hands-free operation
- Low-visibilty headband provides stable, comfortable
- Pivot-mounted exible mic boom descends from left or right side
- Belt-mounted power module operates on battery or phantom power
- Cardioid polar pattern reduces pickup of sounds from the sides and rear, improving isolation of desired sound source
- Rugged design and construction for reliable performance
- Switchable 80 Hz high-pass lter minimizes pickup of undesired low-frequency sounds
- Also available in two additional versions (without power module) ATM75cW— cable terminated for A-T UniPak® wireless systems ATM75c—unterminated cable
| 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 Frequency Roll Off | 80 Hz, 18 dB/octave |
| Switches | Off, on-flat, on-roll-off |
| Dynamic 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 Requirements | 11-52V DC, 2 mA typical |
| Battery Type | 1.5V AA/UM3 |
| Battery Current/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 Included | AT8531 power module; AT8439 clothing clip; AT8139L large windscreen; AT8139S small windscreen; battery |
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