Book Content
• Conversion of Audio CD Player to Video CD Player I
• MicroprocessorControlled Transistor Lead Identifier
• PCBased Speed Monitoring System
• Stereo Cassette Player
• Resonance Type LC Meter
• ElectrolysisProof Complete WaterLevel Solution
• Smart Clap Switch
• Electronic Voting Machine
• Mini VoiceProcessor
• Latchup Alarm Using OptoCoupler
• Electronic Digital Tachometer
• LightOperated Light Switch
• Luggage Security System
• AddOn Stereo Channel Selector Cum Level Indicator
• Water Temperature Controller
• Emergency Light
• Digital Number Shooting Game
• MPlayer
• Portable Ozone Generator
• Conference Timer
• Build Your Own Cband Satellite TV Receiver
• EPROMBased Programmable Number Lock
• Display Schemes for Indian Languages Hardware and Software
• uPKit Based Simple 1C Tester
• Digital Code Lock
• MOSFETBased 50Hz UPSCumEPS
• R2R DA ConverterBased Function Generator Using PIC16C84 Microcontroller
• PCtoPC Communication Using InfraRedLaser Beam
• MultiEffect Chaser Lights Using 8051 Microcontroller
• Electronic Bell System
• Simple Telephone RecordingAnswering Machine
• Multipurpose Circuit for Telephones
• Automatic Bathroom Light
• Smart Fluid Level Indicator
• Automatic School Bell System
• Designing An RF Probe
• Protection for Your Electrical Appliances
• Digital Water Level Meter
• Universal HighResistance Voltmeter
• TriacTransistor Checker
• A Novel Method of Frequency Variation Using 555
• Pendulum Display
• Clever RainAlarm
• Laser Controlled OnOff Switch
• Simple and Economic SinglePhasing Preventor
• WaterTank Level Meter
• Phone Broadcaster
• Simple Electronic Code Lock
• Parallel Telephone With Secrecy
• Single Doorbell for Two Doors
• PowerSupply Failure Alarm
• Dial a Voltage
• Electronic Dancing Peacock
• Inverter Overload Protector with Delayed Auto Reset
• Telephone Line Based Audio Muting and Lighton circuit
• LowCost PCO Billing Meter
• Automatic Muting Circuit For Audio Systems
• 2Line IntercomCumTelephone Line Changeover Circuit
• Guard for Refrigerators and AirConditioners
• RadioBandPosition Display
• Binary to Dotmatrix Display DecoderDriver
• Automatic SpeedController for Fans and Coolers
• Blown Fuse Indicator
• OverUnderVoltage CutOff With OnTime Delay
• One Button for Step Run and Halt Commands
• Simple Switch Mode Power Supply
• Toilet Indicator
• FeatherTouch Switches for Mains
• Digital Fan Regulator
• Telephone Ringer Using Timer ICs
• Temperature Measurement Instrument
• Voice Bell
• Moving Curtain Display
• Proximity Detector
• Multichannel Control Using Soft Switches
• An Exclusive Sinewave Generator
• TTL ThreeState Logic Probe
• AM DSB Transmitter for Hams
• Ground Conductivity Measurement
• Stepper Motor Control via Parallel Port
Brand: EFY Enterprises Pvt Ltd, Marketed by: Kits'n'spares