Inverters Vs UPS
Inverters Vs UPS Why select an inverter or UPS – what is actually the difference? Interesting question which no doubt baffles many people that really...
Transistor Equivalents – old equipment restoration
Where to find transistor equivalents? Restoring old gear can be a nightmare when it comes to some of the more obscure transistor types, and a...
Class G and H Audio Amplification – Gimmick or Wizardry
Class G and H Audio Amplifiers One design that has been out for eons and still catches us off guard is the rail shifting Class...
Power supplies for projects
Cheaper alternatives for supplying power to projects Let's face it, EI and toroidal transformers break the budget. Going back a few decades I always recall...
Car Audio – More on amplifiers and SMPSU
Some links to car audio circuits If you read the previous article on how quickly we can become deaf through negligence or just plain stupidity...