Pir-88m block diagram, Out in, Pa-422 send/receive on board microcessor – Oxmoor PIR-88M User Manual
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Figure 1.2: Block Diagram
PIR-88M BLOCK DIAGRAM
50 ohm
75 ohm
50 ohm
75 ohm
50 ohm
75 ohm
50 ohm
75 ohm
50 ohm
75 ohm
50 ohm
75 ohm
50 ohm
75 ohm
50 ohm
75 ohm
L I M
M O D
L I M
M O D
L I M
M O D
L I M
M O D
L I M
M O D
L I M
M O D
L I M
M O D
CH. 1
CH. 2
CH. 3
CH. 4
CH. 5
CH. 6
CH. 7
CH. 8
CH. 1
CH. 2
CH. 3
CH. 4
CH. 5
CH. 6
CH. 7
CH. 8
L I M
M O D
SWITCHER
CONTROL PORT
••••••••••••••••••••
•••••••••••••••••••
95 kHz
250 kHz
Out
In
•••••
••••
•••••
••••
PA-422
Send/Receive
On Board Microcessor
ON
1 2 3 4 5 6 7 8
CH.
SW1
95 kHz
250 kHz
95 kHz
250 kHz
95 kHz
250 kHz
95 kHz
250 kHz
95 kHz
250 kHz
95 kHz
250 kHz
95 kHz
250 kHz