| S No. | Circuit Name | |
| 1 | Infrared Toy Car Motor Controller |
|
| 2 | Electronic Security System |
|
| 3 | Remote Control For Home Appliances |
|
| 4 | IR Remote Switch |
|
| 5 | FM Booster |
|
| 6 | Ultra-Bright LED Lamp |
|
| 7 | Mobile Cellphone Charger |
|
| 8 | Wireless Switch |
|
| 9 | Mobile Phone Battery Charger |
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| 10 | Invisible Broken Wire Detector |
|
| 11 | Quality FM Transmitter |
|
| 12 | Solar Lighting System |
|
| 13 | Laser Torch-Based Voice Transmitter And Receiver |
|
| 14 | Remote-Controlled Fan Regulator |
|
| 15 | Automated Traffic Signal Controller |
|
| 16 | Ding-Dong Bell |
|
| 17 | Hit Switch |
|
| 18 | Infrared Cordless Headphone |
|
| 19 | Telephone Number Display |
|
| 20 | Laptop Protector |
|
| 21 | Mobile Bug |
|
| 22 | Condenser Mic Audio Amplifier |
|
| 23 | Charge Monitor For 12V Rechargeable Lead-Acid Battery |
|
| 24 | Knock Alarm |
|
| 25 | 15-Step Digital Power Supply |
|
| 26 | Electronic Watchdog |
|
| 27 | Automatic Night Lamp With Morning Alarm |
|
| 28 | DTMF Proximity Detector |
|
| 29 | 9-Line Telephone Sharer |
|
| 30 | Touch Dimmer |
|
| 31 | Lead-Acid Battery Charger With Voltage Analyser |
|
| 32 | Anti-Theft Alarm For Bikes |
|
| 33 | PC-Based DC Motor Speed Controller |
|
| 34 | Electronic Jam |
|
| 35 | Automatic Heat Detector |
|
| 36 | Auto Turn-Off Battery Charger |
|
| 37 | IR Music Transmitter and Receiver |
|
| 38 | Mini UPS System |
|
| 39 | Remote-Controlled Power-Off Switch |
|
| 40 | Electronic Motor Starter |
|
| 41 | DTMF Receiver IC MT8870 Tester |
|
| 42 | Fully Automatic Emergency Light |
|
| 43 | IR Burglar Deterrent |
|
| 44 | Programmable Timer for Appliances |
|
| 45 | Secret Bell |
|
| 46 | Infrared Remote Control Timer |
|
| 47 | Three-Colour Display Using Bicolour LEDs |
|
| 48 | Simple Digital Security System |
|
| 49 | IC Controlled Emergency Light With Charger |
|
| 50 | Child's Lamp |
|
| 51 | Friendly Charger for Mobile Phones |
|
| 52 | Digital Stop Watch |
|
| 53 | Solar Bug |
|
| 54 | Audio Amplifier for Personal Stereo |
|
| 55 | Pulse Generator |
|
| 56 | Washing Machine Motor Controller |
|
| 57 | Water-Level Controller |
|
| 58 | Shadow Alarm |
|
| 59 | Intruder Radio Alert System |
|
| 60 | Flashing Beacon |
|
| 61 | Variable Power Supply Using a Fixed-Voltage Regulator IC |
|
| 62 | Flying Saucer |
|
| 63 | Anti-Theft Security For Car Audios |
|
| 64 | Luggage Security System |
|
| 65 | Drinking Water alarm |
|
| 66 | DC Motor Control Using A Single Switch |
|
| 67 | Speed Control of DC Motor Using Pulse-Width Modulation |
|
| 68 | Stress Meter |
|
| 69 | Watchman Watcher |
|
| 70 | Fire Alarm Using Thermistor |
|
| 71 | Remote-Operated Musical Bell |
|
| 72 | Cell-Phone-Controlled Audio Video Mute Switch |
|
| 73 | Medium-Power FM Transmitter |
|
| 74 | LED Lighting for Christmas |
|
| 75 | Electronic Candles |
|
| 76 | Simple Telephone Ring Tone Generator |
|
| 77 | Low-Cost Hearing Aid |
|
| 78 | Simple Low-Cost Digital Code Lock |
|
| 79 | Solar Panel based Charger and Small LED Lamp |
|
| 80 | Mobile Shield |
|
| 81 | Musical Light Chaser |
|
| 82 | Teleconferencing System |
|
| 83 | Versatile Water-Level Controller |
|
| 84 | Brake Failure Indicator |
|
| 85 | Micromotor Controller |
|
| 86 | Antisleep Alarm for Students |
|
| 87 | Time Switch |
|
| 88 | Colour Sensor |
|
| 89 | Automatic School Bell |
|
| 90 | Clock Timer |
|
| 91 | Laser-guided Door Opener |
|
| 92 | Battery-level Indicator |
|
| 93 | Current Sensor |
|
| 94 | Computerised Universal Timer |
|
| 95 | Infrared Bug |
|
| 96 | Front Door Guard |
|
| 97 | Number Guessing Game |
|
| 98 | Automatic Low-Power Emergency Light |
|
| 99 | Little Door Guard |
|
| 100 | Smart Foot Switch |
|
