520DX - Microphone for Harmonica


Microphone for Harmonica

Harmonica microphone is the first choice of microphone for blues harmonica players. Known as the "Green Bullet", it features a volume control knob and its base allows the user to make adjustments to suit their needs during live performances.

Product Details

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

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.

  • 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





Line Matching Transformer (Male XLR to ¼” Male Plug/Female Jack)


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History of the model 520 Green Bullet
October 16, 2019

1949 - Model 520 introduced. High impedance (>10,000 ohms). Employed R5 element.1953 - Model 520B introduced. Low impedance (150 to 250 ohms).197 ...

Harmonica Breathing Noise With 520DX
September 20, 2018

This is a playing technique problem. In brief, a microphone is designed to change air movement into an equivalent electrical signal. A microphone cann ...

Vintage Mics for Blues Harp / Harmonica and Customization
September 20, 2018

1) http://www.harmonicamasterclass.comThis web site has detailed information on vintage mics used for harmonica; how to use a mic with an amplifier; a ...

Rewiring 520D for low impedance use
March 2, 2018

Here are the instructions directly from the 520D User Guide:1. Disassemble the 520D. Cut the BLUE and BLACK leads in half. Solder the BLUE lead from t ...

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