The ATM73 cardioid condenser headworn microphone features a comfortable, unobtrusive headband design with side-of-mouth pickup. Ideal for drummers, keyboard players, or anyone requiring hands-free operation. Available in different cable terminations.
Available Configurations
- ATM73AC: 55" permanently attached miniature cable (unterminated)
- ATM73CH: 55" permanently attached miniature cable terminated with a screw-down 4-pin connector for use with Audio-Technica cH-style body-pack wireless transmitters
- ATM73CW: 55" permanently attached miniature cable terminated with a locking 4-pin connector for use with Audio-Technica cW-style body-pack wireless transmitters
Audio Technica ATM73 Features
- Comfortable, unobtrusive headband design with side-of-mouth pickup
- Belt-mounted power module operates on battery or phantom power
- Cardioid polar pattern improves isolation of desired sound source
- Ideal for drummers, keyboard players or anyone requiring hands-free operation
- ATM73 cardioid condenser headworn microphone1
- Windscreens2
- Battery1
- Transducer TypeCondenser
- Polar PatternCardioid
- Frequency Response40 Hz - 15 kHz
- Low Frequency Roll-Off80Hz, 18dB/octave (power module)
- Open Circuit Sensitivity
- Phantom: -55dB (1.7mV) re 1V at 1 Pa
- Battery: -56dB (1.5mV) re 1V at 1 Pa
- Impedance
- Phantom: 200 ohms
- Battery: 270 ohms
- Max. Input Sound Level
- Phantom: 146dB SPL, 1kHz at 1% THD
- Battery: 132dB SPL, 1kHz at 1% THD
- Dynamic Range (typical)
- Phantom: 111dB, 1kHz at max. SPL
- Battery: 97dB, 1kHz at max. SPL
- Signal-to-Noise Ratio59dB, 1kHz at 1 Pa
- Phantom Power Requirements11-52V DC, 2mA typical
- Element Power Requirements1.5-9V DC (0.5mA current consumption typical at 1.5V DC)
- Battery Type1.5V AA/UM3
- Battery Current/Life0.4mA / 1200 hours typical (alkaline)
- Switchoff, on-flat, on-roll-off (power module)
- Power Module Output Connectorintegral 3-pin XLRM-type
- Weight
- Microphone: 1.1 oz
- Power Module: 4.9 oz
- Dimensions
- Microphone Diameter: 0.39"
- Power Module (HxWxD): 3.31" x 2.48" x 0.87"
- Headset: 6.49" nominal at widest point, 2.64" flexible boom
