Audio Technica AT4040 Details

The Audio Technica AT4040 side-address condenser microphone features an advanced large diaphragm tensioned specifically to provide smooth, natural sonic characteristics. A marriage of technical precision and artistic inspiration, the Audio Technica AT4040 offers exceptionally low noise, wide dynamic range and high-SPL capability for greatest versatility. This ultra-consistent microphone may be used with confidence in a wide variety of studio and live miking applications, even under the stringent demands of digital recording systems. The Audio Technica AT4040’s low-noise circuitry is symmetrical and transformerless, resulting in exceptional transient response and clean output signals for transparent reproduction of even the most troublesome of instruments and sound effects.

Audio Technica AT4040 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: –32 dB (25.1 mV) re 1V at 1 Pa*
• IMPEDANCE: 100 ohms
• MAXIMUM INPUT SOUND LEVEL: 145 dB SPL, 1 kHz at 1% T.H.D.; 155 dB SPL, with 10 dB pad (nominal)
• NOISE: 12 dB SPL
• DYNAMIC RANGE (typical): 133 dB, 1 kHz at Max SPL
• SIGNAL-TO-NOISE RATIO: 82 dB, 1 kHz at 1 Pa
• PHANTOM POWER REQUIREMENTS: 48V DC, 4.2 mA typical
• SWITCHES: Flat, roll-off; 10 dB pad (nominal)
• WEIGHT (less accessories): 12.7 oz (360 g)
• DIMENSIONS: 6.69" (170.0 mm) long, 2.10" (53.4 mm) maximum body diameter
• OUTPUT CONNECTOR: Integral 3-pin XLRM-type
• ACCESSORIES FURNISHED: AT8449 shock mount for 5/8"-27 threaded stands; microphone dust cover; protective carrying case

Audio Technica AT4040 Features

• Technically-advanced large diaphragm tensioned specifically to provide smooth, natural sonic characteristics
• Externally polarized (DC bias) true condenser design
• 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
• Custom shock mount provides superior isolation
• Switchable 80 Hz hi-pass filter and 10 dB pad

Other Links
AT4040 Specification Sheet
40 Series Brochure