User's Manual

Shure Incorporated
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XLR Analog Output >120 dB
Dante Digital Output 130 dB
Total Harmonic Distortion
−12 dBFS input, System Gain @ +10
<0.1%
System Audio Polarity
Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of
XLR output) and the tip of the 6.35 mm (1/4-inch) output.
Operating Temperature Range
-18°C (0°F) to 50°C (122°F)
Note: Battery characteristics may limit this range.
Storage Temperature Range
-29°C (-20°F) to 74°C (165°F)
Note: Battery characteristics may limit this range.
Receiver Output Level
The following table describes the typical total system gain from the audio input to the receiver outputs:
Receiver Output Gain
Output Jack System Gain (gain control = 0dB)
1/4" TRS +18 dB
XLR (line setting) +24 dB
XLR (mic setting) -6 dB*
*This setting matches a typical wired SM58 audio signal level.
ULXD1
Mic Offset Range
0 to 21 dB (in 3 dB steps)
Audio Frequency Response
20 – 20 kHz (±1 dB)
Battery Type
Shure SB900 Rechargeable Li-Ion or LR6 AA batteries 1.5 V
Battery Runtime
@ 10 mW
Shure SB900 >9 hours