| Electronic music keyboards need to scan a lot of keys to know which notes to play. Some models just detect on and off key presses but others...
Neil Gruending (72)
| You are probably familiar with the various 74xxx logic families but what about 4000 series logic chips? Let’s take a look at the Philips HEF...
| So far we’ve had a lot of 2-layer board examples, but DesignSpark can handle much more than that so today let’s take a closer look at the di...
| Copper pours are a useful PCB layout tool — let’s take a look at how to use them in DesignSpark.
| A few months ago we took a look at magnetrons and how they generate microwaves. Magnetrons work well when you just need a high power microwa...
| Last time we explored how to create simple components. Now let’s look at the ones with multiple devices inside like logic ICs.
| We’ve all used n-p-n and p-n-p bipolar transistors with three connections but I had never heard of transistor tetrodes until I was researchi...
| We’ve talked a bit about components in the previous installments so today let’s look at them in more detail.
| What’s the first thing you check when a piece of electronics stops working? I bet it’s the power supply voltages and if you are repairing a...
| Today we’ll look at how to rename components in DesignSpark PCB.