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Shure

ULXD1

Wireless bodypack transmitter

A bodypack transmitter sending a presenter's audio to the receiver with AES-256 encryption on the link. Used for headset and lapel microphones on stage, where nothing should run across the floor and nothing should be intercepted.

Enquire About the ULXD1

We will confirm the setup and availability for your event.

What It Is

Over eleven hours from a rechargeable pack, or nine from AA cells, at 10 mW. Output switches between 1, 10 and 20 mW to suit the room and the channel count.

What It Does

  • Transmitter typeULX-D digital bodypack
  • Occupied bandwidth<200 kHz
  • Published SB900C runtimeMore than 11 hours at 10 mW
  • Wireless encryptionAES-256

Best For

  • Hands-free keynote
  • Training or workshop
  • Product demonstration
  • Panel participant
  • Instrumental performance

Specifications

Frequency response
20 Hz–20 kHz, ±1 dB
Input connector
4-pin male mini connector, TA4M
Input configuration
Unbalanced
Input impedance
1 MΩ
Mic offset range
0 to +21 dB in 3 dB steps
Maximum input, pad off
+8.5 dBV, 7.5 V peak-to-peak
Audio
Input connector4-pin male mini connector, TA4M
Input configurationUnbalanced
Input impedance1 MΩ
Frequency response20 Hz–20 kHz, ±1 dBTransmitter/system electrical specification; microphone response is separate
Mic offset range0 to +21 dB in 3 dB steps
Maximum input, pad off+8.5 dBV, 7.5 V peak-to-peak1 kHz at 1% THD
Maximum input, pad on+20.5 dBV, 30 V peak-to-peak1 kHz at 1% THD
Equivalent input noise−120 dBV, A-weighted, typicalSystem gain ≥+20
Environment
Operating temperature−18 to +50 °CSystem battery characteristics may limit range
Interface
Display / locksBacklit LCD; frequency and power lockout
Physical
Dimensions H × W × D86 × 66 × 23 mm
Weight142 g without batteries
HousingCast aluminium
Power
Battery typesShure SB900-series rechargeable lithium-ion or two LR6 AA cells
Published SB900C runtimeMore than 11 hours at 10 mWGuide general specification; detailed band/runtime chart varies by battery and RF band
Published alkaline runtime9 hours at 10 mW in general specificationGuide’s detailed table gives band-dependent values; use tested condition for event scheduling
Docking chargingExternal contacts; compatible SBC200/SBC220 docking chargers
RF
RF connector / impedanceSMA / 50 Ω
AntennaDetachable quarter-wave
Occupied bandwidth<200 kHz
ModulationShure proprietary digital
Power settings1 / 10 / 20 mWBand and region dependent
Example RF bandsG50: 470–534 MHz; H50: 534–598 MHz
Security
Wireless encryptionAES-256
System
Transmitter typeULX-D digital bodypack

Documents

Use the manufacturer documents for detailed setup and operating information.

Need This for an Event?

Enquire About the ULXD1