Since computers were very expensive and large, they were cheap enough to be owned by individuals in the mid-1970's, which was only used in some limited places such as laboratories and companies,Altair ...

This is part of a series of posts about the circumstances leading up to the launch of the Altair 8800 in the January 1975 issue of Popular Electronics. In my last few posts, I talked about the ...

Browse around eBay for an original Altair 8800 and you quickly find that the price range is in the thousands of dollars. If you are a collector and have some money in your pocket maybe that’s okay.

You’d be forgiven if you thought software defined radio (SDR) was a relatively recent discovery. After all, few outside of the hardcore amateur radio circles were even familiar with the concept until ...