270 Mini Electronics Project with Circuit Diagram pdf
270 Mini Electronics Project with Circuit Diagram pdf free to download
270 Mini Electronics Project with Circuit Diagram1675533638.pdf
270 Mini Electronics Project with Circuit Diagram pdf
Try & Do Innovation , Suman Debnath
This Book is written for all the people who love innovation. It is the big collection of ideas to do
some innovative project, to make something new. I believe this Book will be helpful for the
students for their mini project. My effort will get success if you get any help like project idea,
circuit diagram help from this book. Give your feedback by mailing me
DC-DC converter
Periodically On-Off Mosquito Repellent 2
IR sensors (infrared LEDs) to make an object-detection circuit 3
Simple Key-Operated Gate Locking System 4
Mains Box Heat Monitor 5
Faulty Car Indicator Alarm 5
TACHOMETER 6
1W LED For Automotive Applications 7
Play With Robotic Eye (IR Sensor) 7
Timer From Old Quartz Clock 8
Keep Away Ni-Cd From Memory Effect 8
Crystal AM Transmitter 9
Programmable Electronic Dice 9
Software of the Month: Resistor Calculator 1.0.6 10
IR-Controlled Water Supply 11
PC-Based Candle Igniter 11
Noise Meter 11
Handy Tester 12
Linear Timer For General Use 13
Strain Meter 13
Digital Soil Moisture Tester 14
Over-Heating Indicator for Water Pipe 14
Simple Key-hole Lighting Device 15
Timer with Musical Alarm 15
Automatic Water Pump Controller 16
Water Pump Controller 16
Ball Speed Checker 17
Halogen lamp Saver For Bikes 17
Night Vision Enhancer 18
Triple-Mode Tone Generator 19
31. Soldering Iron Temperature Controller 20
32. Mains Failure Resumption Alarm 21
33. Multipurpose White-LED Light 21
34. IR-Based light Control 21
35. Sequential Device Control using TV Remote Control 22
36. Make your own Electric Bug Zapper 22
37. Twilight Lamp Blinker 23
38. Emergency Photo Lamp
9. Sound-Operated Intruder Alarm 24
40. Electronic Street Light Switch 25
41. Little Power-Hila Vinegar Battery to power a calculator ! 25
42. Standby Power-Loss Preventer 26
43. Hum-Sensitive Touch Alarm 27
44. Touch Alarm 28
45. Versatile LED Display 28
46. HDD Selector Switch 29
47. Multiutility flash light 29
48. Long-range Burglar Alarm Using Laser Torch 30
49. Twi-light using white LEDs 30
50. PC TIMER 31
51. Infrared Object Counter 31
52. Pushbutton Control For Single-Phase Appliances 32
53. Timer for Mosquito Destroyer 32
54. Automatic Soldering Iron Switch 33
55. White LED Light Probe for Inspection 33
56. Pencell Charge Indicator 34
57. Doorbell-controlled Security Switch 34
58. PC-Based Timer 35
59. Power Resumption Alarm and Low-Voltage Protector 35
60. Miser Flash 36
61. Room Sound Monitor 36
62. Battery-Low Indicator 37
63. Micro Inverter 38
64. Security System Switcher 39
65. Another Water Pump Controller circuit 39
66. Soldering Iron Tip preserver 40
67. Automatic Washbasin Tap Controller 41
68. Over-Speed Indicator 41
69. Speed Checker for Highways 42
70. 1.5W Power Amplifier 42
71. Simple Stereo Level Indicator 42
72. FM Bug 44
73. Calling Bell Using an Intercom 44
74. Digital Frequency Comparator 45
75. Bhajan and Mantra Chanting amplifier 46
76. Cable Tester 47
77. Automatic 3-Phase Induction Motor Starter 48
78. Wireless Stepper Motor Controllers 49
79. Manual EPROM Programmer
80. Noise-Muting FM Receiver 50
81. PC-Based Stepper Motor Controller 51
82. DIGITAL AUDIO VIDEO INPUT SELECTOR 52
83. Automatic Bathroom Light with Back-up Lamp 52
84. Simple Low-Power Inverter 52
85. Mains Interruption Counter with Indicator 53
86. Power-on Reminder with LED Lamp 54
87. QUALITY FM TRANSMITTER 54
88. MEDIUM-POWER FM TRANSMITTER 55
89. FOUR-STAGE FM TRANSMITTER 55
90. SIMPLE SHORT-WAVE TRANSMITTER 55
91. Farmhouse Lantern-Cum-Flasher 56
92. Accurate Foot-Switch 57
93. Multipurpose Listening Device 57
94. Easy Transistor Tester 58
95. TV Pattern Generator 58
96. Sound-Operated Switch for Lamps 58
97. Remote Control using Wireless Doorbell 59
98. RF Signal Detector 59
99. Infrared Interruption Counter 60
100. Audio Mixer with Multiple Controls 60
101. Smart Loop Burglar Alarm 62
102. Temperature-Tolerance Checking System 62
103. Radiation Sensor 63
104. Stereo Headphone Amplifier 63
105. Whisker for Robots 64
106. Freezer Monitor Alarm 64
107. Photometer 65
108. Smart Emergency Light 66
109. Digital Camera Adaptor 66
110. Mock Alarm with Call Bell 67
111. Pocket-Size Reading Lamp 67
112. Rechargeable Torch Based on White LED 68
113. SMF Battery Guard 69
114. Multidoor Opening Alarm with Indicator 69
115. BRAKE FAILURE INDICATOR 70
116. STRESS METER 70
117. Clock Tick-Tock Sound Generator & LED Pendulum 71
118. Battery Charger with Automatic Switch-off 71
119. Earth Leakage Tester 71
120. Controllable Electronic Load Circuit for DC Power Supply
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