SHURE UL4 UniPlex Lavalier Microphone User Manual
- June 3, 2024
- Shure
Table of Contents
SHURE UL4 UniPlex Lavalier Microphone User Manual
General Description
The Shure UniPlex UL4 is a professional subminiature cardioid lavalier microphone that is ideal for speech applications in broadcast, corporate, and conference environments. The subminiature design and custom cardioid element provide robust audio performance. Each microphone is supplied with a storage pouch, single tie clip, and snap-fit windscreen.
Features
- 5 mm cardioid subminiature design for discrete placement
- 1.6 mm PLEX Cable technology, paintable cable, and no memory effect
- Professional sound quality for speech applications
- High RF immunity, compatible with Shure digital wireless systems without RF interference
- Included case, tie clip, and windscreen
- TA4F and LEMO terminations for variable wireless system connectivity
- Available in Black, Tan, Cocoa, and White finishes
Note: Only use UL4 with Shure wireless systems
Lavalier Distance
Tie Clip
**Snap-Fit Windscreen
**
Accessories
Furnished Accessories
Furnished Acces sories| UL4 Black| UL4 Tan| UL4
Cocoa| UL4 White
---|---|---|---|---
Single Tie Clip| RPMDL4STC/B (1)| RPMDL4STC/T (1)| RPMDL4STC/C (1)|
RPMDL4STC/W (1)
Snap-Fit Windscreen| RPMUL4SFWS/B (1)| RPMUL4SFWS/T (1)| RPMUL4SFWS/C
(1)| RPMUL4SFWS/W (1)
Case| RPMDL4CASE| RPMDL4CASE| RPMDL4CASE| RPMDL4CASE
Preamplifier (UL4B/ C-XLR only)| RPM400TQG| N/A| N/A| N/A
Accessories are available in Black (/B), Tan (/T), Cocoa (/C), and White (/W) color varieties. Please consult your Shure representative for available options.
Optional Accessories
| TA4F/TQG XLR Preamplifier | RPM400TQG |
|---|---|
| Lemo XLR Preamplifier | RPM400LEMO |
| Black Dual Tie Clip, qty.1 | RPMDL4DTC/B |
| White Dual Tie Clip, qty.1 | RPMDL4DTC/W |
| Tan Dual Tie Clip, qty.1 | RPMDL4DTC/T |
| Cocoa Dual Tie Clip, qty.1 | RPMDL4DTC/C |
Replacement Parts
| RPMUL4SFWS/B | UL4 SNAP-FIT WINDSCREEN, BLACK, QTY 3 |
|---|---|
| RPMUL4SFWS/C | UL4 SNAP-FIT WINDSCREEN, COCOA, QTY 3 |
| RPMUL4SFWS/T | UL4 SNAP-FIT WINDSCREEN, TAN, QTY 3 |
| RPMUL4SFWS/W | UL4 SNAP-FIT WINDSCREEN, WHITE, QTY 3 |
| **RPMDL4STC/B*** | SINGLE TIE CLIP, BLACK, QTY. 3 |
| **RPMDL4STC/C*** | SINGLE TIE CLIP, COCOA, QTY. 3 |
| **RPMDL4STC/T*** | SINGLE TIE CLIP, TAN, QTY. 3 |
| **RPMDL4STC/W*** | SINGLE TIE CLIP, WHITE, QTY. 3 |
| *RPMDL4CASEE** | DL4 POUCH, LAVALIER |
*Also compatible with DuraPlex and TwinPlex 1.6 mm microphones.
Specifications
- Microphone Capsule: MEMS
- Polar Pattern: Cardioid
- Frequency Response: 40 Hz to 20 kHz
Sensitivity
MTQG
| -42 dBV/Pa [1]
---|---
LEMO|
-37 dBV/Pa [1]
Self-Noise, A-Weighted, Equivalent Acoustical
MTQG
| 32 dB SPL-A
---|---
LEMO|
32 dB SPL-A
Signal-To-Noise Ratio [2]
MTQG
| 62 dB-A
---|---
LEMO|
62 dB-A
-
Maximum SPL [3]: 130 dB SPL,1 kHz at 1% THD, typical
-
Dynamic Range: 98 dB typical
-
Microphone Current Draw: 530 µA, maximum
-
Bias Voltage
Recommended Operating Voltage
3.55 V DC minimum, 5.5 V DC maximum -
Housing: Molded ABS
Polarity
MTQG| Positive pressure on diaphragm produces positive voltage on pin 3
with respect to pin 1
---|---
LEMO| Positive pressure on diaphragm produces positive voltage on pin 3
with respect to pin 1
- Cable Diameter: 1.6 mm
- Cable Length: 66 in. (1.67 m)
- Net Weight: 12.5 g (0.44 oz.)
- 1 Pa=94 dB SPL
- S/N ratio is the difference between 94 dB SPL and equivalent SPL of self noise, A-weighted
- THD of microphone preamplifier when applied input signal level is equivalent to cartridge output at specified SPL
Dimensions
| A Cable Length| B Cable Diameter| C Microphone
Length| D Microphone Diameter
---|---|---|---|---
UL4| 66 in. (1.67 m)| 1.6 mm| 17 mm| 5 mm
Frequency Response
Polar Pattern
Wiring and Termination
Typical Wiring Table
Series
| Cable Con- struction| Electri cal De-sign| Polari ty|
Re- placement Connector| For Use With| Wiring| Line Art
(From Solder Side)
---|---|---|---|---|---|---|---
UL4- MTQG| 1.6 mm cable with 2 conduc tors, 2 shield wires and shield|
3-Wire (Source Follow er)| Posi tive with re spect to ground| WA430| All
Shure TA4F Body packs| Red wire: Bias (2) Blue wire: Audio (3)
Shield wire: Ground (1)
Shield: Ground (Shell)| 
UL4- LEMO| 1.6 mm cable with 2 conduc tors, 2 shield wires and shield|
2-Wire (Com mon Source)| Negative with respect to ground| WA416| Shure Lemo
bodypacks (ADX1- Lemo, Shure UR1M- Lemo, ULXD1- Lemo)| Red wire: Audio/Bias
(3)
Blue wire: Bias (2)
Shield wire: Ground (1)| 
Converting LEMO to TA4F
Series| Cable Construction| Electri cal De- sign|
Polari ty| Replacement Connector| For Use With|
Wiring| Line Art (From Solder Side)
---|---|---|---|---|---|---|---
UL4- LEMO| 1.6mm cable with 2 con duc tors, 2 shield wires and shield|
2-Wire (Com mon Source)| Negative with re spect to ground| Shure TQG/ TA4F:
WA430| Termination Dependent| Shield wire: Ground(1)
Red wire: Audio/ Bias(3)
Blue wire: Not conected
8.25kΩ Resistor between pin 2 and 3 Shield: Ground(Shell)| 
MTQG Connector Assembly
Exploded View
Assembled View
Certifications
Note: Testing is based on the use of supplied and recommended cable types. The use of other than shielded (screened) cable types may degrade EMC performance.
The CE Declaration of Conformity can be obtained from: www.shure.com/europe/compliance
Authorized European representative:
Shure Europe GmbH
Global Compliance
Jakob-Dieffenbacher-Str. 12
75031 Eppingen, Germany
Phone: +49-7262-92 49 0
Email: info@shure.de
www.shure.com
