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Expected October 31, 2024
Shure SM94 Instrument Microphone Features:
- A sensitive mic with a wide, flat response ideal for live amplified and acoustic instruments.
- Extremely well-suited for reproduction of stringed instruments, woodwinds and cymbals.
- AA battery or phantom power.
- Internal shock mount.
- Wide dynamic range.
- Smooth, flat frequency response.
- Uniform Cardioid condenser.
- Frequency response: 40 to 16,000 Hz.
Shure SM94 Specifications:
Type: Condenser
Frequency Response: 40 to 16,000 Hz
Polar Pattern: Cardioid
Sensitivity (at 1,000 Hz): Open circuit voltage: –49 dBV/Pa (3.5 mV) (phantom); –50 dBV/Pa (3.2 mV) (battery) (1 Pa = 94dB SPL)
Impedance: Rated at 150 Ω; 200 Ω actual
Output Clipping Level (1 kHz, 3% THD): 800 Ω Load – 14 dBV (0.63 V) (phantom), 1% THD; –23 dBV (0.71 V) (battery), 3% THD
Total Harmonic Distortion: < 0.25% (130 dB SPL at 250 Hz into 800 Ω load)
Maximum SPL 800 Ω Load: 141 dB (phantom), 123 dB (battery)
Hum Pickup: –3 dB equivalent SPL in a 1 millioersted field (60 Hz)
Output Noise (equivalent sound pressure levels; measured with true rms voltmeter): 22 dB typical, A-weighted; 25 dB typical, weighted per DIN 45 505
Dynamic Range: 119 dB (phantom); 101 dB (battery) (maximum SPL, 2000 Ω load, to A–weighted noise level)
Signal-to-Noise Ratio: 72 dB (IEC 651) at 94 dB SPL
Overvoltage Protection: Maximum external voltage applied to pins 2 and 3 with respect to pin 1: +52 Vdc
Reverse polarity protected to 75 Vdc
Polarity: Positive pressure on diaphragm produces positive voltage on pin 2 relative to pin 3
Power: Supply Voltage: 11 to 52 Vdc, (+) pins 2 and 3
Current Drain: 1.0 to 1.2 mA max. at 52 Vdc
Battery Operation Type: 1.5 V alkaline, AA size (NEDA 15A)
Battery Operation Life: Up to 5,000 hours with fresh battery
Connector: XLR professional audio 3-Pin
Case: Steel and brass construction with gray finish and stainless steel mesh grille
Weight: 250 g less battery
(1) Shure SM94 Cardioid Condenser Instrument Microphone
(1) A25D Swivel Adapter
(1) 26A13 Carrying/Storage Bag
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