Designed for professional recording and critical applications in broadcast and live sound Externally-polarized (DC bias) true condenser design Technically-advanced large diaphragm tensioned specifically to provide smooth, natural sonic characteristics Exceptionally low noise, wide dynamic range and high-SPL capability for greatest versatility Transformerless circuitry virtually eliminates low-frequency distortion and provides superior correlation of high-speed transients Precision-machined, nickel-plated brass, acoustic element baffle provides enhanced element stability and optimal sensitivity Open acoustical environment of the symmetrical housing assembly minimizes unwanted internal reflections State-of-the-art surface-mount electronics ensure compliance with A-T’s stringent consistency and reliability standards Switchable 80 Hz hi-pass filter and 10 dB pad Includes AT8449 shock mount
In Depth
AT4040 Specifications Element Dynamic Range (Typical) Condenser 133 dB, 1 kHz at Max. SPL
Polar Pattern Phantom Power Requirements Cardioid 48V
Frequency Response Switches 20 - 20,000 Hz 10 dB pad; roll-off
Open Circuit Sensitivity Low Frequency Roll-off -32 dB (25.1 mV), ±2 dB re 1V at 1 Pa 80 Hz, 12 dB per octave
Impedance Weight 100 ohms 12.7 oz (360 g)
Maximum Input Sound Level Output Connector 145 dB SPL, 1 kHz at 1% T.H.D. XLRM-type
Signal to Noise Ratio 82 dB, 1 kHz at 1 Pa
Accessories Furnished: AT8449 shock mount; microphone dust cover; protective case
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