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AT4051b, Cardioid Condenser Microphone |
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Product Code: AT4051b
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Designed for
professional recording and critical applications in broadcast,
this microphone consists of the AT4900b-48 body with the
AT4051b-EL cardioid element. Featuring direct-coupled balanced
outputs for clean signals in high-output conditions, the
microphone is totally free of the distortion associated with
conventional transformer-coupled outputs. |
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AT4051b Features |
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Accepts optional interchangeable capsules: AT4049b-EL (omni) and AT4053b-EL (hypercardioid)
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Switchable 80 Hz high-pass filter
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Consists of two modular subassemblies: AT4900b-48 body; AT4051b-EL headcapsule
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AT4051b Specifications
| Element |
Externally polarized (DC bias) condenser |
| Polar Pattern |
Cardioid |
| Frequency Response |
20-20,000 Hz |
| Low Frequency Roll-off |
80 Hz, 12 dB/octave |
| Open Circuit Sensitivity |
–34 dB (19.9 mV) re 1V at 1 Pa |
| Impedance |
50 ohms |
| Maximum Input Sound Level |
145 dB SPL, 1 kHz at 1% T.H.D.; 155 dB SPL, with
10 dB pad (nominal) |
| Noise |
16 dB SPL |
| Dynamic Range (Typical) |
129 dB, 1 kHz at Max SPL |
| Signal-to-Noise Ratio |
78 dB, 1 kHz at 1 Pa |
| Phantom Power Requirements |
48V DC, 4.8 mA typical |
| Switch(es) |
Flat, roll-off; 10 dB pad
(nominal) |
| Weight |
126 g (4.4 oz) |
| Dimensions |
155.0 mm (6.10") long, 21.0 mm
(0.83") maximum body diameter |
| Optional Interchangeable Elements |
AT4049b-EL (omnidirectional); AT4053b-EL (hypercardioid) |
| Accessory Included |
AT8405a stand clamp for 5/8"-27
threaded stands; windscreen; protective carrying case |
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