The predecessor to the now legendary SM57, Shure’s 545SD Classic Unidyne® Instrument Microphone is a dual-impedance, unidirectional, dynamic microphone. Shipped connected for low-impedance operation, the 545SD features a silent magnetic reed on/off switch with lock-on option. A favourite for instrument pickup and recording, the 545SD can also be used on lecterns in public address systems.
Features
- Exceptionally uniform cardioid pattern minimises feedback
- Selectable dual-impedance operation
- Silent magnetic reed on/off switch with lock option
- Cardioid dynamic
- Frequency response: 50 to 15,000 Hz