Anyone have a detector for sale ?

[scole of TSBT]

Thanks for this! I will give it a try. Quick question: When I search on "GMC-300E", I get links to amazon for a "plus" version. Is that what you used?

yup. This one...https://www.amazon.com/gp/product/B00IN8TJYY

And please note, this is a Windows host only option