AUDIO-TECHNICA ATM73a
Cardioid Condenser Head Worn Microphone 
We sell quite a few of these head worn microphones to those who need to record people who have no microphone technique. Once it's been put on, the talker cannot move closer to or further from the microphone because it moves with their head! Ideal for 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 improves isolation of desired sound source
Click here for a PDF leaflet on this mic. Main Specifications
Element: Fixed charge back plate, permanently polarised condenser
Polar Pattern: Cardioid
Frequency Response: 40 - 15,000Hz
Low Frequency Roll-Off: 80Hz, 18dB/octave
Open Circuit Sensitivity: -55dB (1.7mV) re: 1V @ 1Pa (Phantom); -56dB (1.5mV) re: 1V @ 1Pa (Battery)
Impedance: 200 Ohms (Phantom); 270 Ohms (Battery)
Maximum Input SPL: 146dB SPL, 1kHz @ 1% THD (Phantom); 132dB SPL, 1kHz @ 1% THD (Battery)
Dynamic Range (Typical): 111db, 1kHz @ 1% THD (Phantom); 97db, 1kHz @ 1% THD (Battery)
Signal to Noise Ratio: 59dB (at 1kHz/1Pa)
Power Requirements: 11-52VDC Phantom, 2mA typical
Battery Type: 1.5V AA / UM3
Battery Current/Life: 0.4mA / 1200 hours typical
Switch: Off, on-flat, on-roll-off
Weight (Microphone): 31g (1.1oz)
Weight (Power Module): 139g (4.9oz)
Dimensions (Microphone): 10.0mm (0.39") diameter
Dimensions (Power Module): 84mm (3.31") long, 63mm (2.48") width, 22mm (0.87") depth
Dimensions (Headset): 165.0mm (6.49") nominal at widest point; 67.0mm (2.64") flexible boom
Output Connector: Integral 3-pin XLRM-type
Cable: Integral 1.4m (4.6'), permanently attached to microphone
Supplied Accessories: AT8531 Power Module; AT8128 Windscreen; AT8125 Windscreen; battery | AT-ATM73A | Audio-Technica ATM73a Cardioid Condenser Head Worn Microphone (requires XLRF-to-XLRM Microphone Lead - see Mic Accessories)- IN STOCK | 1 | £152 ex Vat | £179 inc Vat | |
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