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| Brand | Shure |
|---|---|
| Model | 545sd |
| Type | Dynamic (moving coil) |
|---|---|
| Specification | Polarity: Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3 Switch: Built-in magnetic reed on/off switch with lockplate. To lock switch in the ON position, remove screw on lockplate and turn lockplate 180°. Reassemble and tighten screw. Cartridge Shock Mount: Internal rubber vibration isolator Swivel Adapter: Positive action, adjustable through 90° from vertical to horizontal, permits easy removal for handheld use, suitable for mounting on stand with 5/8 in.-27 thread Housing: Chrome-plated die casting with ARMO-DUR grille and stainless steel screen |
| Input Impedance | Dual. Microphone rating impedance is 150 ohms (250 ohms actual) for connection to microphone inputs rated at 19 to 300 ohms and 'High' for connection to high-impedance microphone inputs. Wired for low impedance as supplied. To change impedance, see sections on Impedance Selection and Connections. |
|---|---|
| Frequency Response | 50 to 15,000 Hz |
| Feature | Exceptionally uniform cardioid pattern minimizes feedback in PA applications Selectable dual-impedance operation Silent magnetic reed on/off switch with lock option Cardioid dynamic Frequency response: 50 to 15,000 Hz |
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| Weight | 9.00 oz. |
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| First Listed on Newegg | April 11, 2022 |
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