Shure WH30 manual Specifications

SPECIFICATIONS	WH30TQG	WH30XLR
Type	Condenser, electret bias	Condenser, electret bias with
		integrated preamplifier
Frequency Response	40 to 20,000 Hz (See Figure 6)
Polar Pattern	Unidirectional (cardioid) (see Figure 7)
Output Impedance (at 1kHz)	2400 Ω	Rated 150 Ω (actual) (Tolerates
		loads as low as 150 Ω with
		reduced clipping level)
Output Level	–55.5 dB (1.7 mV)	–54.5 dB (1.9 mV)
(at 1 kHz; 0 dB = 1 V/Pascal)
Signal to noise ratio (ref.	63.0 dB at 94 dB SPL (IEC 651)
A-weighted noise)
Output Clipping Level (at 1000	–22 dBV (0.08 V)	2.5KΩ Load: –8 dBV (0.4V)
Hz)		1 KΩ Load: –8 dBV (0.4V)
Maximum SPL	130 dB	2.5KΩ Load: 142 dB
		1 KΩ Load: 142 dB
Dynamic Range (max. SPL to	99 dB	111 dB
A-weighted noise level)
Output Noise (equivalent SPL)	31 dB (typical, A-weighted)
Recommended Operating	5 VDC	11-52 VDC Phantom power
Voltage	(pin 2 to pins 3 and 4)
Polarity	Positive sound pressure on	Positive sound pressure on the
	diaphragm produces positive	diaphragm produces positive
	voltage on pins 3 and 4 relative to	voltage on pin 2 relative to pin 3 of
	pin 1 (ground) on the mini TA4F	preamplifier output connector.
	connector.
Environmental Conditions	Operating Temperature –7° to 49° C (20° to 120° F)
	Storage Temperature –29° to 74° C (–20° to 165° F)
	Humidity: 0 to 95% (operating or storage)
Cable	1.2 m (4 ft.) two-conductor, shielded
Cable Connector	mini TA4F	XLR
Net Weight	Headset: 65 g (2.3 oz)	Headset and cord: 60 g (2.1 oz)
		Preamplifier: 99 g (3.5 oz)

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