Digital object counter DIY kit
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Tag: object counter
3 digits – digital object counter DIY kit
Post Views: 2,153 Two digits – Digital object counter DIY kit is one of the most popular kits designed by
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Super Easy Electronics Projects for Absolute Beginners
Post Views: 4,368 There are hundreds of electronics projects published on buildcircuit.com. This time we have selected few projects that
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Assembly Tutorial- 3 Digits – Digital object counter DIY kit
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Powering up 3 digit object counter with USB cable
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Assembly instructions for Infrared transmitter module
Post Views: 357 This article is about assembly of infrared transmitter used with digital object counter DIY kit. If you
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Digital object counter kit- Assembly tutorial
Post Views: 373 This article is about assembly of counter module used with digital object counter DIY kit. If you
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How to make a digital object counter using, infrared sensor, CD4026 and seven segment display
Post Views: 2,680 Description: This is a simple object counter circuit that counts from 0 to 9. You can make this
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Counter module
Post Views: 474 MAKE A SIMPLE DIGITAL OBJECT COUNTER WITH THIS MODULE- CLICK HERE Description: It’s a simple counter module.
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Up counter with multivibrator module
Post Views: 465 Description: You can make an up counter using a counter module and a multivibrator module. First make
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Up Counter
An up counter simply counts from 0 to 9. We can use this circuit to make digital object counter. This circuit can also be used to make a digital clock.
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Digital Object Counter using LDR and digital IC
555 timer configured in monostable mode is a simple automatic dark sensor circuit that gives output when light falling on LDR is blocked.
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OR-gate realization
To make an object counter we can use a simple dark detector circuit and a normal calculator. Pole and NO (Normally Open) terminals of a relay have to be connected to the two pins which are used to activate ‘=’ key of calculator.
As we block the light falling on LDR, the calculator starts counting.
For the calculator to work as a counter, we first need to press ‘1’ and ‘+’ keys.
Object counter using LDR and calculator
To make an object counter we can use a simple dark detector circuit and a normal calculator. Pole and NO (Normally Open) terminals of a relay have to be connected to the two pins which are used to activate ‘=’ key of calculator.
As we block the light falling on LDR, the calculator starts counting.
For the calculator to work as a counter, we first need to press ‘1’ and ‘+’ keys.
