Shure 27D8789 TV Antenna User Manual


 
4
U1 Transmitter Output
U2 Transmitter Input
U2 Transmitter Output
Antenna Impedance: 50 W
Nominal Output Level: +10 dBm
Maximum Output Level: +13.5 dBm
Input Configuration: Wireless Microphone Element
Actual Impedance: 20 kW
Maximum Input Level: 3 Vp-p (0.5 dBV) using 1 kHz signal for 1% THD at
minimum gain setting without pad.
Connector: SMC (Internal)
Pin Assignments: Shell = Ground
Center = Signal
Antenna Impedance: 50 W
Nominal Output Level: +10 dBm
Maximum Output Level: +13.5 dBm
27 pF
20K :
27 pF
+5 V
AUDIO
GROUND
U1 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
(LEMO 4 PIN) MIC JACK BOARD
1
4
2
BIAS
Fig. 1A Fig. 1B
Fig. 1C