What Is That Irritating Sound?
Was it a pirate station, deliberate interference or a switching power supply gone wild?
Circuit Theory Meets Practical Repair
An analysis of high-voltage power controller repair
The Plumbers Shall Inherit the Earth
‘Mr. T’ is fated to deal forever with various plumbing fixtures
You Can Repair Old Speakers
Impress the bean counters by salvaging a speaker or two for only a few dollars
Commentary: Adjust Rules for NRSC Measurements
Here’s something the FCC can do to help many AM stations
Ohm’s Formula One
The first formula that engineers learn is still one of the most useful
Fix a Transmitter Tube Socket
Don’t be afraid of the job; here’s a step-by-step how-to
Maintenance of Key Computer Systems
Storage arrays are critical components
Standby Power: Basic Equipment or Boondoggle?
Here are some pros and cons to backing up your system
Digi-Key, Success By the Numbers
Our Tech Tips column takes a road trip and visits the electronics parts company