| Build the Frisker - BFO Metal Detector I |
| Description: Build the Frisker - Part I
by William Sheets & Rudolf F. Graf
This project is a BFO packaged as a handheld device. The reference oscillator is a crystal, and the search oscillator is tuned with a varactor using a potentiometer. It appeared in the November 2002 issue of Poptronics, which is now the Poptronix website.
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Keywords: BFO Metal Detector
Posted by: Simpson January 24, 2009, 08:35:42 am
Rating:  by 10 members.
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| Comments |
luisgallo
Posts: 0
| April 03, 2017, 09:43:10 am
thanks a lot ! | Guest
| September 12, 2010, 10:36:01 am
thanks! | Guest
| March 06, 2010, 02:58:03 am
thanxxx |
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