Название: Elektor
Год: 2013
Месяц: Июль - август
Номер: 7-8
Формат:PDF
Язык: Английский
Размер: 14.0 Mб
Elektor - популярный зарубежный журнал по электронике и схемотехнике
Contents
• Project Generator
8 Android ElektorCardiVscope (1)
Wireless, button-free: Bluetooth & touch screen
18 Step Exercises
A stepper motor driver for the ElektorBus
26 Wideband 70-cms FM Exciter
with 130 mW output power
34 Smartphone
A/V Remote Control
Transmitter plus App for Android devices
42 Ambience Lighting Controller
Setting the mood with RGB LEDs
48 PWM Step Up Converter
Get up, stand up...
52 Charge-a-Phone on NiMH
with the Elektor USB Power Pack
56 Big Amps DC Motor Driver
58 X-Treme
Inrush Current Limiter
A controlled start for Big Electrolytics & Co.
62 Acoustic Spirit Level / Tilt Alarm
An ATtiny45 design with many uses
64 2-Wire Interface 3.0
A new approach to an earlier problem
68 Accurate Universal Measurement Interface
Accuracy—quite simply
70 Solar-Powered Night Light with Li-ion Backup
Solar energy powers an LED in night time hours
72 CDI Ignition For Spartamet and Saxonette mopeds
Better spark—better mpg for a two-stroke motor
74 Simple Servo Tester
Basic test gear for modelers
76 Slow-Start Stabilizer
Clean supply voltage but with a delay
78 8x Relays—and Much More
Expansion modules for Linux and other controller boards
82 Store it Quickly 2.0
A new approach to an earlier problem
84 Another Look at Some Specific Points of the 500 ppm
LCR Meter
The luxury of precision within everyone's reach
90 Spot the Difference
Arduino Uno vs. GR Sakura FULL
92 Wideband Wien Oscillator with Single-Gang Pot
Avoiding the costly and rare 2-gang log pot
94 4 Amps Photovoltaic Charge Controller
Designed front to end for minimum losses between PV panel and battery
96 Starting a Schematic Design
Neil Gruending's second article on getting started with DesignSpark
• Labs
98 Celebrate!
5 Kmembers on elektor-labs.com
99 SMD Desoldering Tip
Bend some copper wire in shape
• Industry
100 Professional
PCB Manufacturing
How your four-layer PCB gets produced at Elektor PCB Service
106 News & New Products
• Tech the Future
110 Care Robots
The future of health care
• Magazine
114 Retronics
Philips PR9150/PR9151 Surface Roughness Testers Series Editor: Jan Buiting
120 Hexadoku
Elektor's monthly puzzle with an electronics touch
122 Gerard's Columns: Penny Wise and Pound Foolish
A column or two from our columnist Gerard Fonte
130 Next month in Elektor
A sneak preview of articles on the Elektor publication schedule
