 MINI PROJECTS |
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ALARM CIRCUITS |
1. Gate Alarm Circuit
2. 5 Zone Alarm system
3. Miniature Loop Alarm
4. Modular Burglar Alarm
5. Water Activated Alarm
6. Buzzer
7. Radio Wave Alarm
8. Enhanced Alarm Keypad
9. 4 Digit Keypad
10. Motorcycle Alarm
11. Water Level Alarm
12. Single Zone Alarm
13. CMOS Single Zone Alarm
14. Mini Alarms
15. Car Alarm and Immobilizer
16. Hijack Alarm
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17. Snore Alarm
18. Motorcyle Alarm 2
19. Motorcycle Alarm 3
20. Motorcycle Alarm 4
21. Motorcycle Alarms 5 & 6
22. Automatic Intruder Alarm
23. Earthquake Detector
24. Shed / Garage Alarm Circuit
25. An SCR Based Burglar Alarm
26. A Transistor Based Alarm
27. One Time Only Alarm
28. Battery Powered One Time Alarm Only
29. CMOS 4060 Alarm
30. Audio Security Monitor
31. Hijack Alarm 3
32. 6 Zone Alarm with 7 Segment Display
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AUDIO CIRCUITS |
1. 2 Watt Amplifier
2. ECM Mice Preamplifier
3. Tone Controls
4. Stereo Line Driver
5. TDA2030 8 Watt amplifier
6. Audio Notch Filter
7. 6 Input Mixer
8. Hi-Fi Pre-Amplifier
9. Peak Reading Audio Level Meter
10. Doorphone Intercom
11. Computer Microphone
12. 100 Watt Amp Circuit
13. 3 Band Equaliser
14. Voice-Over Circuit
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15. Quadraphonic Amplifier
16. 15 Watt Amplifier
17. Audio VU Meter
18. Soft switching Amplifier with Tone Controls
19. Audio Level Meter
20. Dynamic Microphone Amplifier
21. Headphone Amplifier
22. Low Voltage Preamplifier
23. Class A//A-B 100W Amplifier
24. Vinyl Amplifier
25. Op-Amp Microphone Preamplifier
26. Buffer Amplifier
27. The Gem Amplifier
28. 150W MP3 Car Amplifier
29. 24 Watt Class A Amplifier
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CONTROL INTERFACING |
1. Infra Red Remote Control Extender
2. Infra Red Remote Control Extender
3. Infra Red Remote Control Extender
4. Infra Red Remote Control Extender
5. Which Remote Control Extender do I build ?
6. Parallel PC Interface
7. Multi Launcher for model rockets
8. Infra Red Switch
9. Model Rocket Launch Controller
10. IR Link
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11. IR Modulation Detector
12. R5000 Receiver Interface
13. Infra Red Remote Control Extender
14. IR Extender using PIC Micro-Controller
15. Electric Curtains
16. A Passive Ethernet Hub
17. Small Home Controller
18. Infra Red TV Extender
19. Computer Output Interface |
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