That a chain is only as strong as the weakest link should be common sense. Yet I see many people investing into extremely cheap soldering irons and then being surprised about their weak performance. Let’s compare tips of a budget soldering iron and a professional brand soldering iron. A while back I read an article […]
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Search Results for: Use of soldering iron
LNB Modification for 10 GHz QO-100 Satellite Reception
This article shows how to modify an inexpensive LNB to accept an external LO-reference signal in order to be used as a K-band downconverter for QO-100 (Qatar Es’hail 2) amateur radio sattelite reception, radio astronomy or similar K-band experiments. This article is a shortened version of a scientific paper that I wrote as the lead […]
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One-Hung-Low brand 12 V to 220 V inverter
Inverters are used all over the place to make mains voltages available in conditions where only 12 volts are available. Care needs to be taken to not buy low-quality products and damage sensitive mains operated equipment. Today, I tried out a 300 Watt 12 V DC to 220 V AC inverter I bought off eBay […]
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