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BT201|3s is a matched pair of BT201|3 series microphones, offering choice of 3 capsules that satisfy the demands of all common studio and live applications - cardioid, open cardioid and open cardioid -20db option capsules. Matched pair is available to provide balanced stereo recordings. Also optional accessories JZI|7 and JZ|HLDR are recommended for BT201 series microphones.
Steve Orchard (Air Studios - U2, Travis, Paul McCartney) |
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BT201|3s |
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Transducer type |
electrostatic |
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Operating principal |
pressure gradient |
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Diaphragms active diameter |
13 mm |
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Frequency range |
20 Hz to 20 kHz |
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Polar pattern |
Cardioid, open cardioid, open cardioid -20dB |
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Output impedance |
50 ohms |
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Rated load impedance |
1000 ohms |
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Suggested load impedance |
>250 ohms |
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Sensitivity at 1000 Hz into 1000 ohms load |
11 mV/Pa |
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S/N Ratio CCIR 468-3 weighted |
71 dB |
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S/N Ratio DIN/IEC 651 A-weighted |
82 db-A |
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Equivalent noise level DIN/IEC A-weighted |
12 dB-A |
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Maximum SPL for 0.5% THD at 1000 ohm load |
140 dB |
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Dynamic range of the microphone preamplifier |
128 db |
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Phantom powering voltage on pins 2 & 3 of XLR |
+48 V (+/-4 V) |
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Current consumption |
< 2 mA |
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Output connector |
3-pin XLR male, gold plated |
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contacts |
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Signal polarity |
positive toward pressure on a diaphragm |
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produces positive polarity voltage on |
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XLR pin #2relatively to pin #3 |
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Dimensions |
161,5 mm lenght x 24 mm diameter |
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Weight |
together with magneticly attached |
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head, 140 g |















