Manufacturers description

520DX "Green Bullet" Harmonica Microphone
Model 520DX “Green Bullet” microphone produces the unique sound that has made it a legend among harmonica players.
The 520DX features a volume control knob at the base of the microphone that allows musicians to make adjustments to suit their needs during a live performance. An attached cable with a standard 1/4-inch phone plug allows the microphone to be connected to a high-impedance device.
- 520DX includes attached cable
Features
- New volume control knob allows musicians to adjust the volume to fit each musical situation
- New rugged, dynamic cartridge with improved response
- High-impedance, omnidirectional
- Supplied with 1/4 inch connector
- Frequency response 100 to 5,000 Hz
Specifications
- Type
- Dynamic
- Frequency Response
- 100 to 5,000 Hz
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- Polar Pattern
- Omnidirectional
- Impedance
- 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
- Polarity
- Positive sound pressure on diaphragm produces positive voltage on tip with respect to sleeve (ground) of microphone output phone plug connector
- Cable
- 6.1 m (20 ft) two conductor shielded with standard 1/4-inch phone plug attached (supplied wired for high-impedance, unbalanced connection)
- Case
- Green and chrome finished die casting
- Dimensions
- 63 mm (2.5 in) max diameter, 82.6 mm (3 1/4 in) long
- Net Weight (with cable)
- 737 grams (26 oz)
Description
SHURE MICROPHONES - Classic
The Model 55SH Series II provides the classic UNlDYNE II design coupled with modern acoustic components to 'meet today's performance standards.' It has a cardioid (unidirectional) polar pickup pattern and a low-impedance balanced output designed for connection to microphone inputs rated at 75 to 300 ohms. The microphone features a cartridge shock mount to reduce stand noise, an On/Off switch, and an attached, self-tensioning, 5/8"-27 thread swivel mount. It is useful in applications where a stand-mounted microphone with a classic look is desirable. 'Legendary among harmonica players for its classic blues harp sound, the 520D's tradition is carried on by the 520DX "Green Bullet" and has a contoured size and shape that fits perfectly between harmonica and hands'. It is an omnidirectional type, suiting a high impedance input, with a two-pole 6.35mm jack connector.