Shure 54 Super Cardioid Condenser Headset Microphone with a 5' Attached Cable,
What's Included With This Item:
- TA connector, in-line Pre-amplifier.
The Shure Beta 54TM is a subminiature, electret condenser head worn microphone. It provides uncompromised sound quality and reliability with minimal visibility in applications such as broadcast, theater, and touring. Despite their small size, the condenser element delivers full, clear, and natural reproduction of speech and vocals.
The microphone features a durable, low-profile wire frame headband which is fully adjustable for stability and comfort. A plastic carrying case protects the microphone and its accessories.
|Type||Condenser (electret bias)|
|Applications||speech and vocal|
|Frequency Response||50Hz to 20KHz|
|Impedance||Preamp Output Impedance 136 ohms
Recommended Minimum Input Impedance, Wired 1 k., Wireless 20 ohms
Signal-to-Noise Ratio 55 dB at 94 dB SPL
|Output Level||Output Level, open circuit, ref. 1v/Pa at 1 kHz: Wired: -52.0 ± 3.0dB 2.51mV. Wireless: -56.0 ± 3.0dB 1.58mV
Maximum Sound Pressure Level: Wired: 149 dBSPL at 1% THD/1 k ohms load. Wireless: 144 dBSPL at 1% THD/20 k ohms load
Dynamic Range: Wired: 110 dB (max. SPL with 1k load, minus typical A-wt. noise). Wireless: 105 dB (max. SPL with 20k load, minus typical A-wt. noise).Current Drain: Wired: 4.6 mA (preamp and microphone). Wireless: 60-130 µA (microphone only).
|Connector||Cable 1.5 m (5 ft.), small-diameter, shielded, with mini 4-pin connector (TA4F)|
|Polarity||Output Polarity Positive pressure on the diaphragm produces a positive voltage at: Pin 2 relative to pin 3 at the output connector of the preamp (Wired) Pin 3 (black lead) relative to pin 1 (shield lead) at the output connector of the microphone (Wireless).|
|Weight||135.35 g (4.75 oz.) microphone and in-line preamp
35.35 g (1.25 oz.) microphone only
|Power Requirements||Wired: Phantom power; 11 to 52 Vdc positive on pins 2 and 3, return on pin 1 (ground)
Wireless: +5 Vdc on pin 2, return on pin 1 (ground)