Shure UA - U4 S and U4 D Receiver Input; Receiver Input Pin Assignments; Nominal Input Level

5
U2 Transmitter Output
U4S and U4D Receiver Input
U4S and U4D Receiver Output
*Output Level: Microphone Level = Line Level - 30 dB
Connector: SMC
Actual Impedance: 50 W
Nominal Output Level: +10 dBm
Maximum Output Level: +11 dBm
Pin Assignments: Shell = Ground
Center = Signal
Connector: Antenna Power Input Network
Interface
Connector Type:
BNC IEC 25-Pin D
Actual
Impedance:
50 W -- --
Nominal Input
Level:
-95 to -30 dBm 90-230 VAC,
50/60 Hz
CMOS Logic
Maximum Input
Level:
+6 dBm
(-20 dBm
recommended)
230 VAC, 50/60 Hz --
Pin
Assignments:
Shell = Ground
Center = Signal
IEC Standard --
Voltage for
Remote Power:
12 Vdc, 150 mA
maximum
-- 5V, 700 mA max.
Connector: Monitor Power
Output
High Z
Audio
Low Z
Audio*
Network
Interface
Output
Configuration:
Unbalanced
mono, 1/4 inch
-- Unbalanced Balanced See
Appendix
Actual
Impedance:
300 W -- 1 kW 30 W See
Appendix
Nominal
Input Level:
-- 90 to 230
VAC, 5A
-- -- CMOS
Logic
Pin
Assignments:
Tip = Hot
Ring = Hot
Sleeve = Gnd
IEC
Standard
Tip = Hot
Ring/ Sleeve =
Gnd
1 = Ground
2 = Hot
3 = Hot
See
Appendix
Voltage/
Current/
Phantom
Power
Protection?
Yes -- Yes Yes 5V, 700 mA
resettable
polyfuse