Link electronic Switch ASW 822 User Manual

800 SERIES  
LINK ELECTRONICS, INC.  
8X2STEREOAUDIOSWITCHERSERIALCONTROLLED  
MODEL ASW-822  
MADE IN THE USA  
FEATURES  
8 Inputs (times 2)  
Balanced Differential  
Output Impedance, 66  
Digital Switching  
One Rack Unit Cabinet  
7 Seg LED Reads Source#  
RS-232, RS-422 & RS-485  
The ASW-822 is a professional 8X2 stereo  
switcher for the demanding user. The high  
impedance balanced input circuits reduce loading  
effects and noise on the incoming signals. The low  
output impedance of 66provides a maximum  
level of +24dBu. The input and output connections  
are printed circuit spring terminal blocks. The  
terminalblocks provide reliable clamping actionfor  
secure and reliable operation due to a force  
amplifying hinge motion.  
Two groups of eight (8) push buttons on the front  
panel are high quality key switches for vibration  
free operation. A seven segment LED read-out on  
the front panel shows the source audio number  
selected. Each switcher can operate as a stand-  
aloneunitorinterfacedwithadditionalswitchersas  
multiple source routers. Multiple switchers can be  
controlled by a single remote control panel, PSR-  
821. Remote control is provided via an RJ-11  
telephone connector.  
The ASW-822 is an 8X2 matrix audio only switcher  
with digital switching logic. High performance  
circuitry is used throughout for long term  
performance and reliability.  
A nine pin female D connector provides serial  
interfacetocomputersormodemsforRS-232, RS-  
422 and RS-485 control which is standard in all  
"820" series switchers.  
LINK  
ELECTRONICS, INC. 2137 Rust Avenue Cape Girardeau, MO 63703-7668  
Phone 573 334 4433 FAX 573 334 9255  
 

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