Audio-Technica AT 4021

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Audio-Technica AT 4021

Audio-Technica

AT 4021

4.4 Expert Rating

Product Info

Article Number: 219511
Model: AT 4021
Price: $366.30

* Prices may vary. Check retailer for current pricing and availability.

The AT 4021 is a really solid, workhorse SDC. It's incredibly versatile – great on acoustic guitars, drum overheads, and even decent for vocals with a little tweaking. If you need a reliable, affordable mic that captures detail and handles high SPLs well, this is a fantastic choice.

Product Description

  • Audio-Technica AT 4021
  • Small Diaphragm Condenser Microphone
  • Characteristics: cardioid
  • Frequency range: 20 - 20
  • 000 Hz
  • Switchable 80 Hz low cut
  • 250 Ω
  • 146 dB SPL max.
  • Switchable 10 dB pad
  • XLR connector
  • Dimensions: 144 x 21 mm
  • Weight: 119 g
  • Incl. tripod adapter AT8405a
  • windshield and plastic case

*Note:* 15 Year manufacturer's warranty if registered at audio-technica.com within 30 days

PROS
  • • Excellent transient response for percussive instruments
  • • Cardioid pattern provides focused sound capture, minimizes room noise
  • • Robust metal body feels well-built for stage use
  • • Low-cut filter effectively tames low-frequency rumble
CONS
  • • Can be slightly bright on certain vocals, requires EQ adjustment
  • • Limited polar pattern options compared to multi-pattern mics
  • • Small diaphragm may lack warmth for some vocal applications

Product Video

Key Features

Mic Type Small Diaphragm Condenser
Polar Pattern Cardioid
Frequency Range 20 Hz - 20,000 Hz
Max SPL 146 dB SPL
Sensitivity –30 dB (14.1 mV) / Pa
Connector XLR
Weight 119 g

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Frequently Asked Questions

The AT 4021 is generally considered a bit more forgiving and less prone to harshness than the C451 B, though both are excellent choices.
The cardioid pattern helps, but a reflection filter is still recommended for best results in untreated rooms; it’s not a miracle worker.
The AT8405a adapter is functional but basic; a heavier-duty stand is preferable for frequent stage use.

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