Shure 520DX "Green Bullet" Harmonica Microphone

Shure 520DX "Green Bullet" Harmonica Microphone

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Product Description

With its signature green and chrome die-cast casing, the 520DX "Green Bullet" holds a spot in history as the definitive blues harp voice.

The 520DX features a volume control knob at the base of the microphone that allows users to make adjustments to suit their needs during live performance. An attached cable with a standard 1/4-inch plug allows the microphone to be connected to a high-impedance device. Contoured to fit perfectly between harmonica and hands, it can also be used for distinct, lo-fi vocals.

  • 520DX includes attached cable
  • Volume control knob allows users to adjust the volume to fit each musical situation

  • Rugged, dynamic cartridge with improved response

  • High-impedance, omnidirectional

  • Supplied with 1/4 inch connector

  • Frequency response 100 to 5,000 Hz



Frequency Response

100 to 5,000 Hz

Polar Pattern



High, unbalanced

Load Impedance Range

Minimum: 100 kilohms

Output Level (at 1,000 Hz)

Open Circuit Voltage -38.0 dBV/Pa (13 mV)*

*1 Pa = 94 dB SPL


Positive sound pressure on diaphragm produces positive voltage on tip with respect to sleeve (ground) of microphone output phone plug connector


6.1 m (20 ft) two conductor shielded with standard 1/4-inch phone plug attached (supplied wired for high-impedance, unbalanced connection)


Green and chrome finished die casting


63 mm (2.5 in) max diameter, 82.6 mm (3 1/4 in) long

Net Weight (with cable)

737 grams (26 oz)

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