Shure UA - U1, U1 H Transmitter Output; Nominal Output Level; Transmitter Output Pin Assignments

4
U1, U1H Transmitter Output
U2 Transmitter Input
FIGURE 1
Connector: SMC
Actual Impedance: 50 W
Nominal Output Level: +10 dBm (+17
dBm for U1H)
Maximum Output Level: +11 dBm (+18
dBm for U1H)
Pin Assignments: Shell = Ground
Center = Signal
Input Configuration: Unbalanced, active
Actual Impedance: 20 kW
Maximum Input Level: 3 Vp-p (0.5 dBV) for 1% THD
at minimum gain setting
using 1 kHz signal.
27 pF
20K
27 pF
+5 V
AUDIO
GROUND
U1/U1H MIC JACK BOARD
2
1
4
500
500
MICROPHONE
ELEMENT
3
2
1
3
4
NOTE: LAVALIER MIC TIES PINS 3 AND 4
TOGETHER; GUITAR CABLE DOES NOT.
27 pF
499
499
3
27 pF
10K
AUDIO
SHIELD
U1L(LEMO4PIN)MICJACKBOARD
1
4
2
BIAS