Shure UA User Manual page 4

U1, U1H Transmitter Output
Connector:
Actual Impedance:
Nominal Output Level:
Maximum Output Level:
Pin Assignments:
U2 Transmitter Input
Input Configuration:
Actual Impedance:
Maximum Input Level:
MICROPHONE
ELEMENT
NOTE: LAVALIER MIC TIES PINS 3 AND 4
TOGETHER; GUITAR CABLE DOES NOT.
SMC
50 W
+10 dBm (+17
dBm for U1H)
+11 dBm (+18
dBm for U1H)
Shell = Ground
Center = Signal
Unbalanced, active
20 kW
3 Vp-p (0.5 dBV) for 1% THD
at minimum gain setting
using 1 kHz signal.
2
2
4
4
3
3
1
1
U1L (LEMO 4 PIN) MIC JACK BOARD
499
1
499
2
10K
3
4
FIGURE 1
4
U1/U1H MIC JACK BOARD
500
20K
500
27 pF
AUDIO
27 pF
BIAS
27 pF
SHIELD
+5 V
27 pF
AUDIO
GROUND