This kit was fun project. I use it to check my logic probe kit with both working as advertised. Hooked it to my multi meter to duty cycle show exactly 1k. Logic meter will read pulsed at pin 3 . Next will be the o scope . Big thanks to velleman and your product.
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You’re welcome! 
Glad you liked the kit.
You can discover more kits here:
https://www.vellemanformakers.com/