With CNC machines, getting the best results depends on knowing how fast your tool is moving relative to the workpiece. But entry-level CNC routers don’t often include a spindle tachometer, forcing the ...
The battery-powered PLT200 portable optical tachometer uses a laser light source to operate up to 25 ft from a reflective target. The ergonomic design allows safe, direct line-of-sight viewing of both ...
[Jared] sent in this optical tachometer by [Mike Freeman]. The write-up and code requires a free registration, but if you’ve got a use for it, it’s probably worth the hassle. The zip archive includes ...
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