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Old 12-02-2011, 02:01 PM   #1
Radiolocman Robot
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Default Discussion: Programmable Home Security Alarm System. Part 2. Calibration and Testing

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Part 1. Schematic Calibration and Testing Once everything is assembled take following steps to calibrate the system, Remove IC1, IC2, IC3 and IC4 from the IC bases.
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Old 12-02-2011, 02:01 PM   #2
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can i get complete details of connectors and the sensor LDR types?
also the suitable LDR's
and please gave me the number of turns,gauge and other details of 600:600ohm isolation transformer???????
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Old 12-14-2011, 08:00 PM   #3
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Originally Posted by shijinkv View Post
can i get complete details of connectors and the sensor LDR types?
also the suitable LDR's
and please gave me the number of turns,gauge and other details of 600:600ohm isolation transformer???????
LDR: Look at the datasheet.

Isolation transformer - is designed for connecting electronic equipment to the telephone system. It is a very small size which makes it ideal for use on PCBs in confined spaces. For examle.
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File Type: pdf VT90N2.pdf (32.0 KB, 2 views)
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