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Very fast long distance 90° or 180°-IR-"Bumper" for Robotics with direction detection

Very fast long distance 90° or 180°-IR-"Bumper" for Robotics with direction detection

Door sigo

This IR-Reflex "bumper" can trigger on obstracles in an adju...

4.5k 4

Mercury Single-Board Computer

Mercury Single-Board Computer

Door ClemensValens

This is about two microcontroller boards I received some time ago from...

8.3k 0

Cheap, accurate 12V battery checker for solar banks [150077]

Cheap, accurate 12V battery checker for solar banks [150077]

Door Ram

This little idea came about when I was thinking about an accurate way...

7.4k 1

Software Defined Radio (SDR) - What Do You Want?

Software Defined Radio (SDR) - What Do You Want?

Door ClemensValens

In Mai 2007 Elektor published a receiver front end for Software Define...

16.2k 17

DAC upgrade for classic audio amplifiers

DAC upgrade for classic audio amplifiers

Door pmit

Submitted by: Mathew Maher 

5.9k 0

Three Phases, Hight Heat, Regulation

Three Phases, Hight Heat, Regulation

Door ARES_XL

I have a smith brother who's making swords and other art steel pie...

4.2k 3

RTTTL (RING TONE)Player: Add Music to Your Projects

RTTTL (RING TONE)Player: Add Music to Your Projects

Door Juan.Canton

RTTTL or RING TONE Player is a simple circuit that can play up to 5 so...

9.8k 4

Spectrum-Explorer: VB.net Spectrum-Versus-Time Analyzer für den Arduino-Datalogger

Spectrum-Explorer: VB.net Spectrum-Versus-Time Analyzer für den Arduino-Datalogger

Door scotty

English Version see belowNEU: Software-Update  1) Interaktive Onl...

7.9k 0

command for step motor to be placed on X axis of a lathe

command for step motor to be placed on X axis of a lathe

Door Dreyfus

I have a little lathe without cross gearbox. The X-axis must thus be m...

5.8k 3

Quality FM Microphone

Quality FM Microphone

Door pmit

Submitted by: RAJ.K.GORKHALI. (raj.gorkhali@yahoo.com).This project'll...

3.8k 0

Camel bag water indicator [ 140375 ]

Camel bag water indicator [ 140375 ]

Door gfaman

By doing many mountain bike by hot weather (where I live), to carry a...

11.0k 3

Controller for Household Appliance Motors - Request for Comments

Controller for Household Appliance Motors - Request for Comments

Door ClemensValens

We want to start a project to develop a controller for motors scavenge...

8.5k 10