Shure KSM9 Wireless Transmitter

KSM9 microphones capture vocal subtlety with extraordinary detail to deliver clear articulation, functional flexibility and precise vocal reproduction for live performance. KSM9 microphones offer exceptional consistency across all frequencies, providing more gain before feedback, and minimizing proximity effect. With wired and wireless options and a choice of champagne and charcoal grey finishes, KSM9 offers the best combination for every performance. Shure UHF-R Wireless Systems feature KSM9 as the premier choice in handheld vocal microphones. KSM9 microphones are built to Shure's exacting endurance standards, renowned worldwide and proven night after night, center stage.

Shure KSM9 Wireless Transmitter Features:

Dual gold layered, low-mass Mylar© diaphragm design
Switchable polar patterns (supercardioid and cardioid)
Advanced suspension shock mount
Premium electronic components including Class A transformerless preamplifier circuitry
Gold-plated internal and external connectors, including XLR Output Durable aluminum housing
Champagne or charcoal grey finish
Full-range frequency response (50Hz to 20kHz)
Aluminum carrying case
Cartridge Type
Condenser (Electret Biased)
Frequency Response
50 to 20,000 Hz
Output Impedance
150 ohms (actual)
Phantom Power
48 Vdc +/- 4 Vdc (IEC-268-15/DIN 45 596), positive pins 2 and 3
Current Drain
5.2 mA typical at 48 Vdc
Common Mode Rejection
>60 dB, 50 Hz to 20 kHz
Polarity
Positive pressure on front diaphragm produces positive voltage on output pin 2 relative to pin 3
Directional Polar Patterns
Cardioid
Supercardioid
Sensitivity (typical; at 1000 Hz; 1 Pa = 94 dB SPL)
-51 dBV/Pa
Self-noise (typical, equivalent SPL; A-weighted, IEC 651)
22 dB
Maximum SPL @ 1000 Hz
2500 ohm load: 152 dB
1000 ohm load: 152 dB
Output Clipping Level*
2500 ohm load: 6.7 dBV
1000 ohm load: 6.0 dBV
Dynamic Range
2500 ohm load: 130 dB
1000 ohm load: 130 dB
Signal to Noise ratio**
72 dB
Dimensions and Weight
49 mm (1 15/16 in.) maximum body diameter, 191 mm (7.5 in.) long; 300 grams (10.6 oz).
*100 Hz to 20 kHz;THD < 1%.
**S/N ratio is difference between 94 dB SPL and equivalent SPL of self-noise A-weighted