Alarm circuits

  1. Enhanced 4 Digit Alarm Keypad
  2. Enhanced 5 Digit Alarm Keypad
  3. Motorcycle Alarm Number 4
  4. Motorcycle Alarm Number 2
  5. Snore Alarm
  6. Two HiJack Alarms
  7. Modular Burglar Alarm
  8. Water Activated Alarm
  9. Novel Buzzer
  10. Zone Alarm system
  11. Miniature Loop Alarm
  12. Radio Wave Alarm
  13. Motorcycle Alarms Numbers 5 & 6
  14. Gate Alarm
  15. Car Alarm and Immobilizer
  16. Mini Alarms
  17. Single Zone CMOS Alarm
  18. Single Zone Alarm
  19. Water Level Alarm
  20. Motorcycle Alarm
  21. Automatic Intruder Alarm
  22. Garage/Shed Alarm
  23. An SCR Based Burglar Alarm
  24. A Transistor Based Burglar Alarm
  25. One-Time-Only Burglar Alarm
  26. A Battery Powered Burglar Alarm Circuit – With A Timed Siren Cut-Off
  27. A Cmos 4060 Burglar Alarm
  28. Security Monitor
  29. HiJack Alarm No.3
  30. 6 Zone Alarm System with Display
  31. Motorcycle Alarm Number 3
  32. Motorcycle Alarm Number 2
  33. Motorcycle Alarm Number 3
  34. Motorcycle Alarms Numbers 5 & 6

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