Audio-Technica AT4040 – Condenser Microphone

Overview

The Audio-Technica AT4040 is a large-diaphragm cardioid condenser microphone designed for professional studio recording. It delivers low noise, high dynamic range, and accurate transient response for transparent and detailed sound capture.

Features

Large-diaphragm design for high sensitivity and detail
Cardioid polar pattern for effective off-axis noise rejection
Low self-noise for clean recordings
High SPL handling for dynamic sound sources
Transformerless output for low distortion and extended frequency response
Integrated shock mounting system to reduce vibration noise

Technical Specifications

Microphone type: Condenser (large diaphragm)
Polar pattern: Cardioid
Frequency response: 20 – 20,000 Hz
Sensitivity: -32 dB (25.1 mV) re 1V at 1 Pa
Maximum SPL:
145 dB SPL @ 1 kHz, 1% T.H.D.
155 dB SPL (with 10 dB pad)
Signal-to-noise ratio: 82 dB
Self-noise: 12 dB SPL
Impedance: 100 ohms
Recommended load impedance: ≥ 1,000 ohms
Low-cut filter: 80 Hz, 12 dB/octave
Pad: -10 dB
Power requirements: 48V DC phantom power
Output connector: 3-pin XLR
Dimensions: 170.0 mm length, 53.4 mm diameter
Weight: 360 g

Connectivity & Compatibility

The AT4040 is compatible with audio interfaces, mixers, and studio systems providing 48V phantom power. It is suitable for vocals, acoustic instruments, and high-resolution studio recording applications.