Audio-Technica AT4047/SV Cardioid Condenser Microphone

The Audio-Technica AT4047/SV is a premier large-diaphragm condenser microphone that delivers the rich, warm, and classic sonic characteristics of early F.E.T. studio microphones, blending a coveted vintage sound with state-of-the-art modern performance. Designed for the most critical acoustic requirements in professional recording, broadcasting, and sound reinforcement, the AT4047/SV is a versatile powerhouse for any studio.

Its transformer-coupled output is crucial to its sonic signature, imparting a pleasing warmth that excels on a wide range of sources. Whether you are capturing nuanced studio vocals, the rich overtones of acoustic guitar, the complex sound of string ensembles, or crystal-clear voiceovers, this microphone provides exceptional clarity and depth. The microphone's impressive technical specifications, including exceptionally low self-noise (9 dB SPL) and an extremely wide dynamic range, ensure clean, high-fidelity recordings even under demanding conditions. The precise cardioid polar pattern and vintage silver-matte finish make the AT4047/SV a standout choice that performs as beautifully as it looks.

Key Features

• Vintage FET Sound: Transformer-coupled output and specially-tuned element provide warm sonic characteristics reminiscent of classic F.E.T. studio microphone designs.
• Professional Performance: Features exceptionally low self-noise (9 dB SPL) and a high Maximum Input Sound Level (159 dB SPL with pad) for maximum versatility and clean recordings.
• Precise Cardioid Pattern: Dual-diaphragm capsule design maintains a precise cardioid polar pattern definition across the full 20–18,000 Hz frequency range, offering superior isolation and feedback control.
• Advanced Control: Equipped with a switchable 80 Hz high-pass filter to reduce low-frequency rumble and popping, and a switchable 10 dB pad for handling extremely loud sources.
• Superior Build Quality: Precision-machined, nickel-plated brass acoustic element baffle provides enhanced element stability, housed in a symmetrical assembly that minimizes unwanted internal reflections.
• Isolation Mount: Includes the custom AT8449a/SV shock mount in a matching vintage silver-matte finish, providing superior isolation from handling noise and mechanically coupled vibrations.

Specifications

• Element: Externally-polarized (DC bias) condenser
• Polar Pattern: Cardioid
• Frequency Response: 20–18,000 Hz
• Low Frequency Roll-Off: 80 Hz, 12 dB/octave
• Impedance: 250 ohms
• Maximum Input Sound Level: 149 dB SPL (159 dB SPL with 10 dB pad)
• Noise (Self-noise): 9 dB SPL (A-weighted)
• Signal-to-Noise Ratio: 85 dB
• Phantom Power Requirements: 48V DC, 3.0 mA typical
• Switches: Flat, roll-off; 10 dB pad (nominal)
• Output Connector: Integral 3-pin XLRM-type
• Weight: 14.5 oz (410 g)
• Dimensions: 6.69" (170.0 mm) long, 2.10" (53.4 mm) maximum body diameter

Package Content

• AT4047/SV Cardioid Condenser Microphone
• AT8449a/SV shock mount for 5/8"-27 threaded stands
• Microphone dust cover
• Protective carrying case (Audio-Technica Case Style R1)