Mic Archive
Audio-Technica AT4080
Photo: Audio-Technica, from its spec sheet, p. 1.

Audio-Technica

Audio-Technica AT4080

Active (phantom-powered) bidirectional ribbon microphone with dual ribbons

Type
Ribbon
Pattern
Figure-8
Sensitivity
−39 dBV/Pa
Self-noise
22 dB(A)
Max SPL
150 dB SPL
Impedance
100 Ω
Rated range
20 – 18k Hz

Frequency response

Angle
Distance

Frequency response: from the spec sheet, p. 2. Printed under the graph: "12\" or more on axis" (30 cm or more). Room and smoothing not stated.

Dashed: outside the rated range, or simulated (other angles and distances). Hover or tap the graphs for values.

Polar pattern

Polar pattern: from the spec sheet, p. 2. Full circle, 0° at the top, 5 dB per division. Measuring conditions not stated.

Compare with other mics

All specs

From the spec sheet
Capsuledual ribbon with MicroLinear imprint; N50 neodymium magnets. "Proprietary MicroLinear™ ribbon imprint"; "Innovative dual ribbon construction"; "Extremely powerful N50 rare-earth neodymium magnets".p. 1
Sensitivity−39 dBV/Pa (11.2 mV/Pa), open circuit. "–39 dB (11.2 mV) re 1V at 1 Pa".p. 2
Self-noise22 dB(A), typical, A-weighted (Audio Precision System One). "22 dB SPL", footnote "Typical, A-weighted, using Audio Precision System One".
Max SPL150 dB SPL, 1 kHz, 1% THD
Signal-to-noise ratio72 dB, 1 kHz at 1 Pa; typical, A-weighted
Dynamic range128 dB, 1 kHz at max SPL, typical
Output impedance100 ohm. Page 1: "low impedance balanced (100 ohms)".
Rated frequency range20 Hz to 18 kHz. "20-18,000 Hz"; tolerance not stated.
Poweringphantom 48 V DC. "48V DC, 3.0 mA typical"; page 1: the phantom power runs the active electronics, not the ribbon.
Current draw3 mA, typical
ConnectorXLR-3 male (integral). "Integral 3-pin XLRM-type".
Weight474 g. "474 g (16.7 oz)".
Dimensions53.4 × 177.5 mm. Maximum body diameter × length: "177.5 mm (6.99") long, 53.4 mm (2.10") maximum body diameter".
Supplied accessoriesAT8449/SV shock mount for 5/8"-27 threaded stands; dust cover; protective carrying case
ElectronicsActive, phantom powered: brings the output "to near condenser microphone level" with a stable impedancep. 1
OutputLow impedance balanced, pin 2 hot
FrontThe side with the raised Audio-Technica emblem faces the source
ConstructionHandmade (ribbon corrugation, imprint and assembly); acoustic baffle system and extra large output transformer; ultra-fine protective mesh
Case styleR1p. 2
CareDo not blow into the ribbon; use a pop screen for close vocals; avoid more than 43 °C (110 °F) for long periods, and very high humidityp. 1

Documents

Copies kept by Mic Archive, because manufacturers move and drop their documents. Each is © Audio-Technica, unchanged, with its original address.

Product page on audio-technica.comRecording Hacks

Recommended for

Instruments whose sources name this mic, or an earlier version or variant of it.

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