Category Tutorials

What is DevOps

What is DevOps? DevOps is a term used to refer a set of practices that emphasize the collaboration and communication of software developers and Information technology(IT) professional while automating the process of software delivery and infrastructure changes. It aims at…

7 Segment Display

A 7 segment display is typically used to display numbers from 0-9. It consists of 7 bar segments and a dot( 8 Segments). Segments are numbered A to F and DP for the dot or decimal place. There are 2 types…

How to use multiple solar panels?

Calculating watts Power[watt]=Voltage[volt] * Current[Ampere] if the panel is rated as 5v 200 mA then Power=1 watt Wiring multiple solar panels Parallel wiring This is required if your application need more power than rated. By connecting the positive terminal of…

How radio works?

How does radio works? Audio signals are transmitted by imposing lower audio frequencies on the high frequency carrier wave. In other words the audio signals are added to the carrier frequency. Its amplitude is modulated. At the receiving end, a…

Test Pattern – Pair Testing

Pair Testing Pair testing is another example of test pattern. Context Pair testing is a way of approaching a test design process by having two people test the same time and place continuously. The dynamics of pairing enables the generation…