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Electronic Schematics - D

Distance Monitors, Sensors and Detector Circuits

Digital Step-Km Counter - Pedometer has a range of 9.950 meters with2-digits. Slip it in pants pocket for walking and jogging

Electronic distance meter Based on Motorola 68HC908QY4

IR distance ranger covers 1 to 20 cm - 11-Apr-02 Issue of EDN  Commercially available IR distance rangers typically handle a 3- to 30-in. detection distance. Many times, it is necessary to determine smaller distances. The circuit in Figure 1 is useful for measuring small distances to reflective surfaces. Its measurement range is from less than 1 cm to approximately 20 cm for a flat, white surface.... [Design Idea by Paul Florian, McKinney, TX]

Micro-Laser range finder

Pedometer - Pedometer has a range of 9.950 meters with2-digits. Slip it in pants pocket for walking and jogging


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