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Easily check for mains voltage
Have fun building
Speaker protection circuitry for both channels of
13-3/16'' (334
Velleman K8019 Proximity Card Reader Archaeology & Paleontology Easily check for mains voltageGeneral Information Manufacturer Velleman Part Number K8019 Product Type Electronic DIY Kit Miscellaneous Skill Level Master Required Skills Soldering Features Store up to 250 tags with USB interface for config management Free tag management application for PC Fully documented protocol, write your own application Tags can also be entered using a 'mastercard' Toggle or pulse NO NC relay output Adjustable pulse time: 1s to 4 min. approx. 3 status leds
US$ 24.61
US$ 725.24
US$ 43.39