Recycle an old vending machine to keep the jocks happy.
These former mainstays of telephone circuits are audio gold.
As anyone who has tried to use a cellphone at a mountain top site knows, often coverage is spotty. Some rural transmitter sites are so rural they can't support a reliable connection to the PSTN.
Before the day the riggers are on the tower looking down at you expecting an answer, consider just how to set a bearing angle in the field.
The ULS is one of those websites that has way more information than you'll ever need; here's how to make sense of it all.
Dehydrators and nitrogen are the common gas sources, but are you absolutely sure of the line pressure and supply pressure?
Need a wireless IP link at a remote site? Here are some ideas to try.
The slowest link in the chain determines the overall data rate, but there are some tricks you can use to speed transfers.
Check the speed of your Ethernet connection with Doug Irwin.
Having trouble with the analog/digital time alignment on your Harris HD Radio Exporter? Maybe this will help.
An intermittent audio dropout is a real head-scratcher -- until the common pieces are put together.
More useful radio engineering apps for your iPhone.
While many apps are toys or nifty gadgets, there are some that are practical in radio engineering. Here are some that have been suggested by readers.
Equipment cooling in a rack room should is an important consideration in the room design. But the HVAC is not the only item to consider.
Ideas to shed light on your work.
Michael Bradford needed a better way to reboot the codecs without driving 45 miles.
The Furman PlugLock has metal brackets that are adjustable for various size wall-warts and allows them to be securely clamped in place.
By looking in some unusual places you might find better and less expensive alternatives to tools or parts. One possible source is a camping or outdoor store.
This home-made interface splits the mini jack from the phone into an XLR connector for a mic and a headphone jack.
Installing RJ-45 connectors can be a pain, but not if you use connectors that simplify their installation.
Ed Treese shares some notes on his favorite piece of analog test equipment: a pair of headphones.
A digital camera can be a valuable tool in your toolbox. Even the camera on a cell phone is better than nothing, but higher resolution cameras can be helpful as well.
Need to keep insects out of the satellite antenna feed horn? A piece of Mylar screen material and a large diameter, stainless-steel hose clamp may be your answer.
Most rack covers block access to the equipment. This station needed to protect the exposed face, but maintain full access. See how a back-of-the-rack device found a new home in the front of the rack.
Coaxial transmission line and antenna pressurization are critically important. Mike Kernen needed to repair his dehydrator system on a budget. He devised a system with greater capacity at half the cost of a new system.