Product Description
The ATM73a 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. Ideal for drummers, keyboard players, the ATM73a features a comfortable, unobtrusive headband design with side-of-mouth pickup. Its belt-mounted power module operates on battery or phantom power.
Key Features
- Ideal for drummers, keyboard players, guitarists or anyone requiring hands-free operation
- Comfortable, unobtrusive headband design with side-of-mouth pickup
- 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) ATM73cW— cable terminated for A-T UniPak® wireless systems ATM73ac—unterminated cable
Technical Specifications
- Element: Fixed-charge back plate, permanently polarized condenser
- Polar Pattern: Cardioid
- Frequency Response: 40 - 15,000 Hz
- Open Circuit Sensitivity: Phantom: -55 dB (1.7 mV) re 1V at 1 Pa - Battery: -56 dB (1.5 mV) re 1V at 1 Pa
- Impedance: Phantom: 200 ohms - Battery: 270 ohms
- Maximum Input Sound Level: Phantom: 146 dB SPL, 1 kHz at 1% T.H.D. - Battery: 132 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: 111 dB, 1 kHz at Max SPL - Battery: 97 dB, 1 kHz at Max SPL
- Signal-to-Noise Ratio: 59 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 / 1200 hours typical (alkaline)
- Weight:
- Microphone: 31 g (1.1 oz)
- Power module: 139 g (4.9 oz)
- Dimensions:
- Microphone: 10.0 mm (0.39") diameter
- Power module: 84.0 mm (3.31") H x 63.0 mm (2.48") W x 22.0 mm (0.87") D
- Headset: 165.0 mm (6.49") nominal at widest point, 67.0 mm (2.64") flexible boom
- Output Connector: Power module: Integral 3-pin XLRM-type
Cable: 4.6' (1.4 m) long (permanently attached to microphone), 0.10" (2.6 mm) diameter, 2-conductor shielded cable with TA3F-type connector
What's Included
- Audio-Technica ATM73a
- AT8531 power module
- AT8128 windscreen
- AT8125 windscreen
- Battery
