Williams Sound MOD 112 Guía de instalación Pagina 17

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Williams Sound
®
Helping People Hear
17
POWER IN
21 VAC to 26 VAC only, 50 or 60 Hz (TFP 016 Power Supply). Current consumption is
approximately 70 mA.
TX8 EMITTER
POWER I
NPUT
Three-pin connector for TFP 010 or TFP 027 (for 240 VAC installations) power supply.
POWER
INDICATOR LED
Visible through the left side of the bottom panel. Red indicator light glows when power is on.
Note: The TX8 shuts off when no baseband signal is present.
B
ASEBAND INDICATOR LED
Visible through the left side of the bottom panel. Red indicator light glows when power is on.
Power LED
Indicates transmitter is on when lit.
Baseband LED
Indicates presence of baseband signal
FRONT
BACK
FIGURE 12: WIR TX8 BOTTOM PANEL
DEV. CAL.
10
LIGHT
BAR
GRAPH
LEVEL
DETECTOR
CARRIER
TIMER
BASEBAND
COMBINER
INPUT
BASEBAND
AMPLIFIER
BASEBAND
OUTPUT
PHONES
OUT AMPL W/DEEMPH
SYNTH
CARRIER
CIRCUIT COMMON
–15 VDC
+15 VDC
1
2
3+15 VDC
24 VAC
POWER IN
REGULATED
POWER
SUPPLY
POWER
ACCESSORY
50 µSec
LEVEL
COMPRESS
LINE
R
RS
S
SS
TS
T
+
5
9
4
8
3
7
2
6
1
3
21
MIC
LIMIT
+ 15 V
INPUT
LOW PASS
FILTER
PREEMPHASIS
CHASSIS
CIRCUIT COMMON
PROCESSED OUT 1
DIRECT OUT 1
VCA
95 KHz
250 KHz
VCO
FIGURE 11: MOD 111 CIRCUIT DIAGRAM
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