PIM-1

[nikkolay3]

Hello DEAR PARTICIPANTS OF THE FORUM, INFORMATION on the metal detector pim-1 is required, circuit board and any information on assembly and setup.

[nikkolay3]

Here is the information that I have

[nikkolay3]

but the printed circuit board may have errors, at least one found. The irf740 field-effect transistor is heating up, and what is the voltage at the output of the converter?

[nikkolay3]

working firmware, for different displays, two types. but there are restrictions-200 inclusions

[nikkolay3]

topic closed. very bad