The classic horizontal bar chart is something we’re all familiar with. For many of us, it was the first ‘chart’ we learnt in school, usually alongside Venn diagrams and line graphs. That’s because bar ...

The driver board with display attached; the row of lamps is visible on the right hand side. LEDs weren’t always an easy solution to displays and indicators. The fine folks at [Industrial Alchemy] ...

Four types of graph are available: line graph, bar graph, stacked bar graph and area graph. Use the pulldown menu (top right) to select a type. Only graph types are shown that fit the data selection.