Lt-82 block diagram – Listen Technologies Stationary LA-350 User Manual
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LT-82 LT-82
Design GuideDesign Guide
LT-82
LT-82 Block Diagram
Universal
Power Supply
LA-205
(provided)
115/230VAC
50/60hz
Power Supply
CPU Module
30VDC, 1.5A
Red
LED
On
Up
Off
Down
Volume
POWER
CHANNEL SELECT
HEADPHONE
Listen LCD Display
Backlit
Input 1 VU
Meter
Input 2 VU
Meter
Transmitter RF Board
Stereo Generator
Pre-emphasis
Processing
Automatic
Overload
Protection
Terminal
CAT5
DC Out
RF
BNC
IN
OUT
Green
LED
On
Off
STEREO
CONTOUR
3.5MM
Stereo
Transmit
LEVEL
Compression Ratio
(internal adjustment)
Transmit Level
Meter
Green
LED
On
Off
PROCESS
Functions controlled by the CPU Module
Input Level POT
Front Panel
Input 1 Level Select Line,
Mic, Mic -phantom Pwr
Input 2 Level Select
-10dBu, +10dBu
Test Tone Button
Front Panel
Mic
Mic
Phantom
Pwr
Female XLR-1/4”
Combo Connector
1/Sleeve
12VDC
2/Tip 3/Ring
Line
INPUT 1
Mono Only
INPUT 2
Mono/Stereo
OUTPUT
Mono/Stereo
TEST TONE
+10
+10
-10
-10
Phono
Phono
Phono
400Hz
On
Off
On
Off
Red
LED