1. Lighting Projects Using Light Dependent Resistor(LDR) Circuit
2. MICRO PROCESSOR BASED SPEED CONTROL OF DC MOTOR
3. X-Ray Inspection systems
4. Monotoring the transformer using PLC and GSM
5. electronics burglar alarm using passive infrared sensors
6. Burglar alarm Using Passive Infrared Sensors
7. Electronics Burglar alarm Using Passive Infrared Sensors
8. telephone record control
9. multichannel monitoring system
10. GPS Reciever
11. MICROCONTROLLER BASED RADAR SYSTEM
12. TIC TAC TOE playing with robotic arm
13. manufacturing process monitoring using robots by bluetooth technology
14. MOBILE ENERGY METER CUM FUSE BLOWER INDICATION
15. LED Flasher Circuit
16. SEC STOP-CLOCK
17. Remote Control using Telephone
18. noise indicator with voice alarm
19. vhdl based microprocessor simulation
20. security using cellphone auto dialer
21. evolving digital circuits using pso
22. Singlekey Security System
23. wireless device control through cell phone
24. wristband to predict epilepsy
25. Long Range FM transmitter
26. Electronic Voting machine (EVM)
27. IR Remote Control Transmitter
28. Electronics and Telecommunication
29. AROPLANE DIRECTION INDICATOR
30. Electronic machine
31. PC BASED FUNCTION GENERATOR
32. wireless mouse
33. infra red technique
34. Performance of evaluation of spread spectrum communication system using matlab
35. Design and development of fixed cellular terminal
36. DIGITAL WEIGHT ACCUMULATOR
37. ESCALATOR LIFT USING PC & MCU
38. SIZING INTRUSION MECHANISM IN WIMAX TECHNOLOGY
39. AUTO JACK MACHINE
40. fast multiplier using booth's encoding
41. MICRO CONTROLLER BASED RELAY SWITCHING
42. Hand clap electronics control
43. SENSITIVE FM TRANSMITTER
44. HYDRAULIC LIFT
45. Remote controlling of pc using u r own remote
46. AUTO BRAKING SYSTEM
47. AUTOMATIC RAILWAY CROSSING GATE CONTROLLER
48. Automated Parking System
49. AUTO REJECTION + CONVEYER BELT SYSTEM
50. automated movebale camara
51. automated ticket vending using microcontroller8051
52. DIGITAL CLOCK
53. DATA ACQUISITION CARD FOR PC
54. Transfer car system using PLC
55. Construct a LED Temperature Thermometer
56. touch switch circuit
57. ALL EMBEDDED PROJECTS
58. anti bag snatching alarm
59. led display

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1. ANTI BAG SNATCHING ALRM
2. ELE TELEPHONE DEMONSTRATOR
3. MICROC CONTROLLER BASED LINE FOLLOWER OR TRACING ROBOT
4. Underground object detection by means of GPR
5. gps navigation system
6. AUTOMATIC RAILWAY CROSSING GATE CONTROLLER
7. Circuit Encoder ARC M3EA from Artech for RF Remote Control
8. REGULATE DUAL POWER SUPPLY
9. COMPUTER BASED AIRCRAFT DETECTION AND MISSILE LAUNCHING SYSTEM
10. DIGITAL DOOR BELL
11. electronics warfare
12. an alarm raising detector for an encroaching intruder
13. PC-BASED ADVERTISEMENT DISPLAY WITH REMOTE FUNCTION
14. Image and data compression using DCT and MELLIN transforms
15. enhanced security door
16. an automatic digital thermostat forit is an appliance control
17. VLSI BASED ROBOTIC CLEANING SYSTEM
18. PC BASED ROBOTIC ARM
19. EMERGENCY LIGHT USING CFL
20. Micro controller Based Auto - Dialer Home Security System
21. REMOTE CONTROL AUDIO PROCESSOR
22. Remote Controlled Vehicle (On Land)
23. Light Dimmer Project
24. small robot with electronic memory
25. electronics project
26. Circuit diagram of an Object counter
27. biomatrics
28. voltage level indicator
29. ULTRASONIC DISTANCE METER USING MICROCONTROLLER
30. WIRELESS HOME SECURITY
31. lecture threatre/hall monitor system
32. sigmax
33. Frequency Counter using AT89C2051 and LCD
34. digital image processing
35. PIC F MICRO-CONTROLLER BASE CODE DEVICE SWITCH SYSTEM
36. number plate recognization
37. monitoring system
38. car intruder detector alarm with immobilizer
39. PC BASED SUN SEEKER
40. REMOTE AUDIO LEVEL INDICATOR
41. TEMPERATURE DISPLAY
42. Digital Lock Using AT89C2051 with LCD
43. HAM Radio Communication-The Redeemer In Disasters
44. FASTEST-FINGER-FIRST USING C
45. automatic door alarm
46. New Gamepad
47. COMPUTERISED ELECTRICAL APLAINCE CONTROL
48. Automatic life saving dialler
49. DIGITAL STOP WATER
50. DIGITAL VOLUME CONTROL
51. SMS Based Automated Room System
52. Wireless security System with SMS alert
53. DIGITAL CODE LOCK
54. STROBOSCOPIC DISPLAY
55. smart card for railways using microcontroller 8051
56. voice operated home appliances control
57. voice response system

kindly send some projects circuit diagrams to my mail.

hi
pls go through the below thread. A bundle of projects are there. There you can find out circuit diagrams too.

1. ELECTRONIC COLOROSCOPE
2. TIMER WITH ON / OFF DELAY
3. SINGLE BOARD BASIC COMPUTER
4. DIGITAL MEMORY FOR DOORBELL
5. Bluetooth based Robot Control for Metal Detection Applications
6. TOUCH SWITCH USING 555
7. OFFICE BELL WITH IN / OUT INDICATOR
8. DIGITAL AC/DC VOLTAGE CUM CONTINUIT TESTER
9. AUTO HEAT LIMITER FOR SOLDERING IRON
10. ELECTRONIC LUCKY NUMBER
11. AC WAVE SLICER FOR USING 115V UNITS ON 230 VOLTS
12. SMOKE DETECTOR ALARM
13. AMBIENCE CIRCUIT FOR STEREOS
14. DIGITAL ADJUSTABLE TIMER
15. Design of Secure Hash Algorithm-1 based on FPGA
16. CMOS / TTL VERSATILE TEST / PROBE
17. AUTOMATIC CIRCUIT BREAKER
18. Implementation of orthogonal frequency division multiplexing transceiver
19. WATER LEVEL CUM PUMP FAILURE INDICATOR
20. SERIAL LAMP FLASHER
21. DUAL POWER SUPPLY FOR OP-AMPS
22. 1 TO 10 PULSES FROM 4017 COUNTER
23. AUTOMATIC OVERHEAD TANK CONTROLLER
24. AUTOMATIC VOLTAGE STABILISER
25. Light intensity based Street light automation using PSOC Mixed Signal Array
26. GUITAR BROADCASTER
27. Automatic photovoltaic panel direction control for maximum power tracking using ARM 7 TDMI processor based LPC2148 Controller
28. SOUND EFFECTS GENERATOR
29. BICOLOUR LED FLASHER
30. Accelerometer based moving message display with PSoC mixed signal array
31. ELECTRONIC ANALOGUE MULTIMETER
32. TELEPHONE AMPLIFIER USING IC 7000
33. AUTOMATIC MAST LIGHT SWITCH
34. TRANSISTORISED TOUCH SWITCH
35. BATTERY ELIMINATOR WITH LED INDICATORS
36. NEON LAMP LEAKAGE TESTER
37. Industrial Temperature Monitoring and controlling using ARM 7 TDMI processor based LPC2148 Controller
38. DEBOUNCING CIRCUIT
39. SOLID STATE POWER CONTROLLER
40. ONE TRANSISTOR GRAMOPHONE TRANSMITTER
41. VERSATILE TESTER WITH AUDIO INDICATION
42. SUPER SIMPLE INTERRUPTION COUNTER
43. SIMPLE LOGIC PROBE
44. CASSETTE COPIER
45. AUTOMATIC BRIGHTNESS CONTROLLER FOR TVS
46. TOUCH SENSITIVE BARKING DOG
47. INFRA-RED BURGLAR ALARM
48. SPLIT TREMOLO UNIT
49. BFO - CUM - FREQUENCY MARKER PLUS IF AND MW ALIGNMENT TOOL
50. A modular approach of simulink implementation of Induction generator with PWM
51. CARRIER FAILURE INDICATOR
52. LOW COST NIGHT LAMP
53. ADJUSTABLE BIPOLAR VOLTAGE REGULATOR
54. AUTOMATIC TRAFFIC LIGHTS MODEL
55. Implementation of I2C protocol for EEPROM interfacing using PSOC Mixed Signal Array
56. JEET STEREO PREAMP
57. ADD-ON TELEPHONE DEVICES
58. MAKE YOUR OWN VHF ANTENNA BOOSTER
59. CHIRPING BIRDS CIRCUIT
60. RFID based electronic passport system
61. CMOS POCKETABLE TIME KEEPER
62. OVERHEAT INDICATOR
63. Analysis of radial distribution system with embedded series Flexible Ac Transmission System FACTS device
64. SOLIDSTATE GUITAR PRACTICE AMPLIFIER
65. REMOTE OPERATION OF DIESEL GENERATOR SET
66. Temperature based Fan Speed Controller
67. CONTINUITY CHECKER DOUBLES AS SIGNAL SOURCE
68. VERSATILE AUTO CUT OFF UNIT
69. FIRE ALARM SYSTEM
70. GRAPHIC EQUILISER
71. CHANGEOVER SWITCH WITH BUILT-IN PRIORITY
72. SOIL MOISTURE INDICATOR
73. VERSATILE SHORT PROOF POWER SUPPLY FOR EXPERIMENTS
74. LIGHT ACTIVATED ALARM
75. TOUCH SWITCH
76. PULSE GENERATOR CUM TIMER
77. MINI GENERAL PURPOSE HEX KEYBOARD
78. 5 TO 200 V STABLISER POWER SUPPLY
79. QUIZ DISPLAY WITH SEVEN SEGMENT INDICATOR
80. LOGIC TESTER
81. MULTIRANGE AF SIGNAL INJECTOR
82. 2000 VA INTERTER
83. Intelligent real time automatic transformer load sharing and remote control system using GSM modem
84. DYNAMIC DISPLAY
85. Stack Processor
86. POWER AMPLIFIERS
87. FLASHER WITH 741
88. CHECK YOUR GRIP WITH THIS GRIPOSCOPE
89. MORE IDEAS USING CHIP 303
90. ELECTRONIC THERMOMETER FOR ROOM TEMPERATURE
91. Controller for Sample bus arbiter
92. FREAK MOTOR
93. EMERGENCY LIGHT
94. WIND SOUND GENERATOR
95. SIMPLE LED CONTINUITY CHECKER
96. MOSQUITO REPELLER
97. AUTOMATIC SUCTION TANK MOTOR CONTROLLER
98. 6-BAND LOW COST GRAPHIC EQUALISER
99. ECONOMICAL CRYSTAL TIME BASE
100. A TRANSISTORISED SOFT SWITCH
101. BICYCLE TURNING INDICATOR
102. THE LED SCANNER
103. VERSATILE TOUCH PLATE
104. SIMPLE SAWTOOTH GENERATOR
105. ENHANCED POWER SUPPLY CIRCUIT
106. REMOTE TV HORIZONTAL BAR GENERATOR
107. VISUAL INDICATOR FOR TELEPHONES
108. Automation of cotton purification process in spinning mills using 89S52 MCU
109. COMPLEMENTARY LIGHTING CONTROL
110. MAKE YOLURSELF THIS 5 BAND HI-FI RECEIVER
111. A CAR BATTERY SYSTEM ANALYSER
112. Solar based air compressor pump for car bike tire inflate
113. TWO WAY TWO STATION CALLING SYSTEM
114. MINI CHASER
115. MATCH BOX SIZE VOICE TRANSMITTER
116. CORDLESS FM MIC
117. ELECTRONIC THERMOMETER
118. LOW POWER PILOT LAMP (LPPL)
119. STEREO SIMULATOR
120. SINGLE TRANSISTOR LDR ALARM
121. 3-IN-1 TEST EQUIPMENT
122. HEX TO BINARY ENCODER
123. MAKE YOUR OWN 7 SEGMENT LED DISPLAYS
124. DISCO LIGHTS
125. COMPOSITE ELECTRONIC ORGAN