He figured the oscilloscope was the tool best suited for the task, but he needed a way to pick up the fields and feed them into one of the scope’s probes. He ended up building this EFM probe ...

Unfortunately this has stopped working, so he made the oscilloscope probe itself in order to trouble-shoot the situation. The entire repair process was filmed and you can see the 42-minute job ...

The Owon HDS160 is a combined multimeter and oscilloscope and comes packed with a black pouch, a manual, a specifications ...