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james.wilson

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Everything posted by james.wilson

  1. you do have to a bit yourself. How would you do this? you do know i work at tavcom don't you?
  2. yes it will. The more current you pull the more the volts will drop. No current = no vd. If you pull a load then you need to think about it
  3. It's probably more simple I tend to under simplify please don't use mine you will probably fail.
  4. I was thinking about how they work, am might be part of it but am isn't anything to do with how they detect movement, well not at more than a few cm I've just reread yes it probably is that basic
  5. control equipment, detection, user interaction and reporting. Im done now. Let me know how I did
  6. im assuming this is about the difference between dual edge and quad edge elements. Can't see its logic vs pulse count. You could go leftfield and add alarmcom fuzzy logic ir220 into it
  7. a. Ideally 13.69 but that is now 13.75 as most diag cant hit that resolution b. Ohms law depends on the resistance and the distance. Resistivity is what matters. If the course is up to date id assume you discussed copper vs cca
  8. It's way better to simplify. You do know someone is gonna ask you to put all your questions together lol
  9. id break em down. One post one question. I read the first then got bored mid way through the second. I don't know what the third was. Break it down and more will reply
  10. only etsi panels I know are the spc and the hkc
  11. flush contacts I like these https://www.securitywarehouse.co.uk/catalog/elmdene-en3qfc-grade-3-flush-contact-green-resistors-p-1620.html
  12. Set up semaphore or smoke never use tap its awful
  13. just use an optima and a couple of door contacts
  14. before you throw away your meter is the battery ok in the meter itself. When they get low it causes them to over read
  15. maybe put a new battery in the meter?
  16. I played with this a few years ago and when i get round to it will use it properly http://getvera.com/
  17. always a great response to get more replies. You must know forums by the sounds i personally disagree with the design
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