Download 1022M-ADR1-M1ST

Specifications
Audio Performance
Audio Output
Audio Output Levels
1022M-ADR1-M1ST
Fiber Optic
Digital 2 Ch. Audio & TTL Data
Receiver
Multimode
Single Fiber Operation
Audio Connector
Frequency Response
Signal-to-Noise Ratio
Total Harmonic Distortion
Balanced or Unbalanced
Up to +18 dBm @ 10K load,
balanced
Up to +13 dBm @ 10K load,
unbalanced
3.5 mm stereo jack, 3 pos.
10 Hz to 20 kHz(-3dB)
> 85 dB
< 0.1%
Optical Performance
Wavelength
Sensitivity
Optical Connector
Multimode - Core Diameter
850 nm
-28 dBm
ST
62.5 µ
Data Output Interface
Data Interface
Data Signal
Data Rate
2 x TTL Outputs
Logic “0”: 0 - (+0.2V)
Logic “1”: +(4 - 4.5)V
Up to 2.5 Mb/sec
Environmental & Power
Elcommtech Corp.
2620 Ocean Parkway, Suite 4H
Brooklyn NY 11235
(718)743-2869 Fax: (718)648-3642
E-Mail: [email protected]
Internet: http://www.elcommtech.com
Operating Temperature
Dimensions
Power Requirements
-30deg C to +70deg C
170 mm(L), 126 mm(W), 34 mm(D)
12V AC or DC @ 350mA
24VAC @ 250mA
Introduction :
The Elcommtech 1022M-ADR1-M1ST forms part of a multimode, single fiber
dual channel audio and data fiber optic receiving system.
Using high speed digital signal processing and operating as single wavelength 850nm
single fiber unit, the 1022M-ADR1-M1ST provides the following facilities
in a 172mm x 126mm x 34mm free standing module:
Optical Receiver for :
2 x Audio Channels & 2 x TTL Data Channels
Indicators : All indicators are located on the top of the module.
Indicator
State
Description
off
The unit is not powered
green
Power connected
off
No optical signal from 1022 Transmitter on the optical input or
insufficient optical signal is present
green
The optical signal from 1022 Transmitter is present on the optical input
with sufficient value.
off
No audio output or insufficient audio signal is present
green
Audio signal is present on the output
off
No audio output or insufficient audio signal is present
green
Audio signal is present on the output
off
No data signal is present at the data Rx1 output
green
Data signal is present at the data Rx1 output
off
No data signal is present at the data Rx2 output
green
Data signal is present at the data Rx2 output
Power
Link
Audio Out / Ch.1
Audio Out / Ch.2
Rx1 (TTL Data out)
Rx2 (TTL Data out)
To audio output of ECT1022 Receiver
Data Port - RJ45 Modular Receptacle
+
1 2 3 4 5 6 7 8
-
Rx1
Rx2
(OUT1)
(OUT2)
DATA SIGNAL +
3
7
COMMON GND
4
8
GND
TTL
Data Cable - RJ45 Plug
Balanced output
1022 Receiver: Audio Cable
Data Output Rx2
GND
Shield
SIGNAL OUT
Unbalanced output "-"
GND
Unbalanced output "+"
Data Output Rx1
BLACK
-
SIGNAL OUT
+
RED
SHIELD/GROUND
1 2 3 4 5 6 7 8
1022 Receiver: Data Connector & Cable
ECT1022 Receiver
SN75C1168 (Texas Instruments)
Drivers
Received data 2
Data Port
11
9
10
Data out 2
GND
8
7
Data out 2
6
Received data 1
13
15
14
5
Data out 1
GND
4
3
Data out 1
2
1
RJ45 Receptacle
1022 Receiver: Data Output Schematic
RJ45 Plug with cable
ECT1022 Receiver
3.5mm Header for Terminal Block
R
1K
+5V
OUT
GND
ALM
Alarm
"OUT" Signal
Description
"On"
High: + 5 V
Failed reception of optical serial data stream from ECT1022 transmitter.
The unit is not ready to provide the reception of audio & data signals.
"Off"
Low: < 0.2 V
The reception of optical serial data stream has been established.
The unit is ready to provide the reception of audio & data signals.
Note: Alarm signals are momentary.
1022 Receiver: Alarm Signal Output
FIBER OPTIC
DIGITAL AUDIO & DATA
RECEIVER
1K
+5V
CH2
LINK Rx1 Rx2
INPUT
POWER
ALM
24VAC
CH1
TTL DATA OUT
COMMON
AUDIO OUT
12V +DC
OPTICAL
OPTICAL PORT (IN)
RJ45/8
ALARM ("ON": +5V)
RX
21-27 VAC/0.2A
DATA CABLE
OR
11-14 VDC/0.3A
+
SHIELD
SHIELD
AUDIO CABLES WITH 3.5 mm PLUG
AUDIO OUTPUTS: 2 x UNBALANCED / EACH
FIBER CABLE FROM 1022 TRANSMITTER
1022 Receiver: Connections Diagram
6.00
4.88
OBROUND (0.156 x 0.200)
4.57
6.75
0.062
4.19
1.40
1022 Receiver: Installation Drawing
1022M-ADT1-M1ST Fiber Optic Digital 2 Ch. Audio & TTL Data Receiver Module