RF Input Specs Spurious Rejection >80 dB, typical Connector BNC Impedance 50 Ohms Bias Voltage(s) 12 to 13 VDC, 170 mA maximum, per antenna Audio Output Gain Adjustment Range -18 to 42 dB in 1 dB steps (plus Mute setting) Configuration 1/4" (6.3 mm): Impedance balanced (Tip= audio, Ring= no audio, Sleeve= ground) XLR: balanced (1= ground, 2= audio +, 3= audio −) Impedance 1/4" (6.3 mm): 100 Ohms (50 Ohms Unbalanced) XLR: 100 Ohms . . .

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RF Input Specs
Spurious Rejection >80 dB, typical
Connector BNC
Impedance 50 Ohms
Bias Voltage(s) 12 to 13 VDC, 170 mA maximum, per antenna

Audio Output
Gain Adjustment Range -18 to 42 dB in 1 dB steps (plus Mute setting)
Configuration 1/4″ (6.3 mm): Impedance balanced (Tip= audio, Ring= no audio, Sleeve= ground)
XLR: balanced (1= ground, 2= audio +, 3= audio −)
Impedance 1/4″ (6.3 mm): 100 Ohms (50 Ohms Unbalanced)
XLR: 100 Ohms
Full Scale Output 1/4″ (6.3 mm): 12 dBV
XLR: LINE setting= 18 dBV, MIC setting= -12 dBV
Mic/Line Switch 30 dB pad
Phantom Power Protection 1/4″ (6.3 mm): Yes
XLR: Yes

Networking
PoE No, protected
Network Interface Single-port Ethernet 10/100 Mbps
Network Addressing Capability DHCP or Manual IP address
Maximum Cable Length 328′ (100 m)

General
Housing Steel
Power Requirements 15 VDC @ 0.6 A, supplied by external power supply (tip positive)
Dimensions (HxWxD) 7.75 x 6.75 x 1.65″ (197.00 x 171.00 x 42.00 mm)
Weight 2 lb (913 g) without antennas
Packaging Info
Box Dimensions (LxWxH) 18.346 x 14.882 x 3.622″

Shure ULXD2 Handheld Transmitter with SM58 Microphone Capsule (H50)
Transmitter
Mic Offset Range 0 to 21 dB (in 3 dB Steps)
Frequency Band H50: 534 to 598 MHz
Audio Input Configuration: Unbalanced
Maximum Input Level 145 dB SPL (1 kHz @ 1% THD)
RF Output Antenna Type: Integrated Single Band Helical
Occupied Bandwidth: < 200 kHz
Modulation Type: Shure Proprietary Digital
Power: 1 mW, 10 mW, 20 mW (Varies by Region)
Battery Type 2x LR6 AA Batteries 1.5 V
Shure SB900 Rechargeable Li-Ion
Battery Life Shure SB900: > 11 Hours @ 10 mW
Alkaline Batteries: 11 Hours @ 10 mW
Housing Machined Aluminum
Dimensions (Ø x L) 2 x 10.1″ (51 x 256 mm)
Weight 12 oz (340 g)

Microphone
Type Dynamic
Frequency Response 50 Hz to 15 kHz
Polar Pattern Cardioid
Sensitivity -54.5 dBV/Pa (1.85 mV) 1 Pa = 94 dB SPL; @ 1 kHz open circuit voltage
Self Noise 23.5 dB (typical, equivalent SPL; A-weighted)

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