If you think you know everything about wireless microphones, frequencies, cables and metering, then you need to check out the "Tech Tips" at Location Sound Corp. In less than an hour, you can read through most of the easy-to-understand articles that are sure to greatly increase your understanding of these technologies. There are also tips for syncing time code, miking talent on location and a bunch of other things. Location Sound Corp is a sales website offering products specifically for the location audio market. You can often find great deals on used and blowout items at the site.