Useful tips for everyday
How do I turn my old keyboard into a USB? Connect a supported PS/2 keyboard to the USB port on your computer. The PS/2 Keyboard…
How do you damage an op amp? Excessive input current over long periods of time or even short periods of time, if the current is…
What is a car relay used for? Relays are switches controlled by electrical power, like another switch, computer or control module. The purpose of an…
What makes up a printed circuit board ( PCB )? A printed circuit board (PCB) mechanically supports and electrically connects electronic components or electrical components…
What to consider when designing a power supply with multiple outputs? The final consideration is the total output power. When multiple outputs are involved, it…
What is a contact in a relay? Armature: A relays moving part. The armature opens and closes the contacts. An attached spring returns the armature…
How do you make a parallel power supply? Power Supplies with Outputs Connected in Parallel Power supplies A and B need to have the same…
How do you bias a non inverting amplifier? Non-Inverting Amplifier: Differential Amplifier: How to Bias an Amplifier: In order to bias an amplifier, you must…
Are Cree LED lights any good? The good Cree’s newest LED is great on dimmer switches, it comes with a 10-year warranty and it won’t…
At what voltage should I land my drone? The 90% rule… You should land when you have used 90% of your battery capacity! At this…