Shure R2 User Manual Supplement page 4

U2 Transmitter Input
Input Configuration:
Actual Impedance:
Maximum Input Level:
U2 Transmitter Output
Connector:
Actual Impedance:
Nominal Output Level:
Maximum Output Level:
Pin Assignments:
U4S and U4D Receiver Input
Connector:
Connector Type:
Actual Impedance:
Nominal Input
Level:
Maximum Input
Level:
Pin Assignments:
Voltage for
Remote Power:
U4S and U4D Receiver Output
Connector:
Output
Configuration:
mono, 1/4 inch
Actual
Impedance:
Nominal
Input Level:
Pin
Assignments:
Sleeve = Gnd
Voltage/
Current/
Phantom
Power
Protection?
*Output Level: Microphone Level = Line Level – 30 dB
3 Vp–p (0.5 dBV) for 1% THD at minimum gain setting
Antenna
BNC
50 Ω
–95 to –30 dBm
+6 dBm
(–20 dBm
recommended)
Shell = Ground
Center = Signal
12 Vdc, 150 mA
maximum
Monitor
Unbalanced
300 Ω
–– 90 to 230
Tip = Hot
Ring = Hot Standard
Yes
Unbalanced, active
using 1 kHz signal.
Shell = Ground
Center = Signal
Power Input
IEC
––
90–230 VAC,
50/60 Hz
230 VAC, 50/60 Hz
IEC Standard
––
Power High Z
Output Audio
–– Un-
balanced
–– 1 kΩ
––
VAC, 5A
IEC Tip = Hot
Ring/
Sleeve =
Gnd
–– Yes
4
20 kΩ
SMC
50 Ω
+10 dBm
+11 dBm
Network Interface
25–Pin D
CMOS Logic
5V, 700 mA max.
Low Z
Audio*
Balanced
30 Ω
––
1 = Ground
2 = Hot
3 = Hot
Yes
––
––
––
Network
Interface
See
Appendix
See
Appendix
CMOS
Logic
See
Appendix
5V, 700 mA
resettable
polyfuse