A former coworker friend sent me a Tektronix 3-slot mainframe and several plug-in modules (Fig. 1). The TM500-series mainframes are 1970s vintage, but like a lot of old test equipment, can still work ...

Some New Brunswickers are scratching their heads over a product ban in the province that would allow a generator to power a home during hurricanes and blizzards without having to rewire. GenerLink is ...