From the manufacturer
20 Series
Audio-Technica’s stringent consistency, reliability and quality standards bring professional performance to this extremely affordable line of home/project studio microphones.
AT2010 AT2020 AT2021 AT2022 AT2035 AT2050 Element Fixed-charge back plate permanently polarized condenser Fixed-charge back plate, permanently polarized condenser Fixed-charge back plate, permanently polarized condenser Fixed-charge back plate, permanently polarized condenser Fixed-charge back plate, permanently polarized condenser Externally-polarized (DC bias) condenser Polar Pattern Cardioid Cardioid Cardioid X/Y Stereo Cardioid Cardioid, Omnidirectional, Figure-of-Eight Frequency Response 40-20,000 Hz 20-20,000 Hz 30-20,000 Hz 20?20,000 Hz 20-20,000 Hz 20-20,000 Hz Open Circuit Sensitivity ?48 dB (3.9 mV) re 1V at 1 Pa ?37 dB (14.1 mV) re 1V at 1 Pa ?39 dB (11.2 mV) re 1V at 1 Pa -41 dB (8.9 mV) re 1V at 1 Pa -33 dB (22.4 mV) re 1V at 1 Pa ?42 dB (7.9 mV) re 1V at 1 Pa Impedence 100 ohms 100 ohms 250 ohms 200 ohms 120 ohms 120 ohms Maximum Input Sound Level 136 dB SPL, 1 kHz at 1% T.H.D. 144 dB SPL, 1 kHz at 1% T.H.D. 145 dB SPL, 1 kHz at 1% T.H.D. 122 dB SPL, 1 kHz at 1% T.H.D. 148 dB SPL, 1 kHz at 1% T.H.D.;158 dB SPL, with 10 dB pad (nominal) 149 dB SPL, 1 kHz at 1% T.H.D.; 159 dB SPL, with 10 dB pad (nominal) Dynamic Range 113 dB, 1 kHz at Max SPL 124 dB, 1 kHz at Max SPL 126 dB, 1 kHz at Max SPL 103 dB, 1 kHz at Max SPL 136 dB, 1 kHz at Max SPL 132 dB, 1 kHz at Max SPL Signal-to-Noise Ratio 71 dB, 1 kHz at 1 Pa 74 dB, 1 kHz at 1 Pa 75 dB, 1 kHz at 1 Pa 75 dB, 1 kHz at 1 Pa 82 dB, 1 kHz at 1 Pa 77 dB, 1 kHz at 1 Pa Phantom Power Requirements 48V DC, 2 mA typical 48V DC, 2 mA typical 48V DC, 2 mA typical N/a 11-52V DC, 3.8 mA typical 11-52V DC, 4.7 mA typical Switches N/a N/a N/a Off, on/flat, on/roll-off Flat, roll-off; 10 dB pad (nominal) Polar selection; Flat, roll-off; 10 dB pad (nominal)
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