Home › Products › Magazines › 2005 › Magazine July/August 2005

Magazine July/August 2005

Content

Negative-Output Switching Regulator

Solar-powered SLA Battery Maintenance

Resistor-programmable Temperature Switch

Vehicle Diagnostics using OBD-2

one connector, many protocols

FT369 One-Chip Servo Controller

Simple Oscillator / Pipe Locator

IR Testing with a Digital Camera

Simple Short-Circuit Detection

Reflection Light Barrier with Delay

DRM Direct Mixer Using an EF95/6AK5

Converter IC with Integrated Schottky Diode

Protection for Voltage Regulators

Bidirectional I2C Level Shifter

Extended Timer range for the 555

DIL / SOIC / TSSOP Experimenting Boards

Short-Wave Superregenerative Receiver

Filter-based 50 Hz Sinewave Generator

Transformerless 5-volt Power Supply

Carriage Detection for Model Railways

Short-Wave Regenerative Receiver

for AM and DRM

Three-component Li-ion Charger

DRM Double Superhet Receiver using an EF95/6AK5

Simulator for Bridge Measurements

Simple Microphone Preamplifier for Radio Amateurs

9-in-1 Logic Glue / Level Translators

Modifying Stripboard for SO Packages

Remote Control using RF (transmitter)

Cheap Dot-mode Bargraph Display

RF remote Control Extender (Receiver)

Noise Suppression for R/C Receivers

Slave Flash with Red-Eye Delay

Passive 9th-order Elliptical Filter

Bridge-Rectifier LED Indicator

Efficient Current Source for High-Power LEDs

Low-drop Regulator with Indicator

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Audio Collection Bundle

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This complete range of The Audio Collection offers you access to more than 225 different audio circuits originally published in Elektor Electronics magazine between 1996 and 2008.

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Home › Products › Magazines › 2005 › Magazine July/August 2005

Magazine July/August 2005

Content

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