• Home
  • News
  • Magazine
  • Shop
  • Subscribe now
  • Forum
  • Service

Search

Products

My Elektor

Log in

Email:

Password:

Remain logged in

Password forgotten?
Register

Shopping cart Shopping cart

Info Elektor Credits: 0

Home › Magazines › Elektor US Editions › 2009 › 07/08 - July/August

‹ previous
next ›

07/08 - July/August

Summer Bumper Issue

Published in issue 2009, 2009 Elektor US Editions

07/08 - July/August
  • 0–18 MHz Receiver
  • 12 V AC Dimmer
  • Acoustic Distress Beacon
  • An E-Blocks IR RC5 Decoder
  • Annoy-a-Tron
  • Audio Source Enhancer
  • Automatic Bicycle Light
  • Automatic Curtain Opener
  • Automatic TV Lighting Switch
  • Backlight Delay
  • Bathroom Fan Controller
  • Braitenberg Robot
  • Breadboard/Perfboard Combo
  • Cheap Serial Port for the Mac
  • Chill Out Loud
  • Control Interface via PC Keyboard
  • Cut-rate Motorbike Alarm
  • Daylight Switch
  • Desulphater for Car Batteries
  • Digital Sweep and Sinewave Generator with direct frequency entry
  • Dimmable Aquarium Light with Simulated Sunrise and Sunset
  • DMX Transmitter
  • Doubling Up with the PR4401/02
  • Driver Free USB
  • Easy LEGO Robotics Set Up
  • Economy Timer
  • ElektorWheelie
  • Fan Speed Controller
  • Floating Message
  • FM Audio Transmitter
  • Four-component Missing-pulse Detector
  • Freezer Trick
  • Frequency and Time Reference with ATtiny2313
  • Frequency Divider with 50% Duty Cycle
  • Full-color Night-flight Illumination
  • Going for Gold
  • Guitar Amplifier PSU
  • Guitar Pick-up Tone Extender
  • Hassle-free Placement of SMD Components
  • Hexamurai July/August 2009
  • I2C Display
  • Impact Clock
  • Improved Hybrid HeadPhone Amplifier
  • Lead Acid Battery Protector
  • LED Bicycle Lights
  • LEDify It!, mobile 3-watt LED Lamp
  • Lighting Up Model Aircraft
  • LiPo Monitor
  • Lithium Battery Charger using BQ24103
  • Load Protection for Audio Amplifiers
  • Long Duration Timer using ATtiny2313
  • Low-drop Series Regulator using a TL431
  • Luxeon Logic, brightness control for LED torches
  • Measuring Milliohms with a Multimeter
  • Micropower Crystal Oscillator
  • Momentary Action with a Wireless Switch
  • Network RS232
  • One Wire RS-232 Half Duplex
  • PC Power Saver
  • Phone Ring Repeater
  • PIC Detects Rotation Direction
  • Port Expander
  • Power On Indicator
  • Powering a Second Hard Drive
  • Power-up/down Sequencer
  • PR4401 1-Watt LED Driver
  • Preamplifier for RF Sweep Generator
  • Pre-emphasis for FM Transmitter
  • Programmable Nokia RTTTL Player
  • Pseudo Fan
  • Pulse Clock Driver with DCF Synchronization
  • Quartz Crystal Tester
  • Remote Control for Network Devices
  • Remote Washing Machine Alert
  • Sensitive Audio Power Meter
  • Servo Driver
  • Servo Scales
  • Simple Temperature Measurement and Control
  • Simple Wire Link Bender
  • Simple Wireless and Wired Emergency Stop System
  • Single Lithium Cell Charger
  • Single-cell Power Supply
  • Six-digit Display with SPI Port
  • Slow Glow
  • SMD Transistor Tester
  • Smoggy, use your Walkman to detect electrosmog
  • Snail Mail Detector
  • Solar-driven Moisture Detector
  • Speed Control
  • SRPP Headphone Amplifier
  • SSR 2.0, OptoMOS semiconductor relays
  • Start-up Aid for PCs
  • Stereo Widening
  • Stress-o-Meter
  • S-video Converter
  • Switching Delay
  • Tester for Inductive Sensors
  • TL431 Multivibrator
  • TurboGrafx-16 (PC-Engine) RGB Amplifier
  • Two TV Sets on a Single Receiver
  • Two-button Digital Lock
  • USB Radio Terminal
  • USB Switch
  • VGA Background Lighting
  • Vocal Adaptor for Bass Guitar Amp
  • Wireless Baby Monitor
  • Wireless S/PDIF Connection
 

Downloads 
Magazine as PDF
70 Elektor Credits
 

Order this magazine 
Magazine July/August 2009
US7 (USD 11.95)

© 2012 Elektor•Sitemap•Feedback•Disclaimer•General conditions•RSS