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How to make a servo tester with a 555 timer IC | JLCPCB

In this project, I'll make a small circuit capable of controlling a servo, it is a servo tester made out of a 555 timer IC.
VTDigger

Rep. Peter Conlon: Full speed ahead on PCB testing, but where’s the money?

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WCAX3

Monsanto to begin PCB testing at former BHS campus

BURLINGTON, Vt. (WCAX) - Officials with Monsanto this week are slated to start their own PCB testing in the former Burlington High School to gather evidence the company hopes will exonerate it in two ...
Brattleboro Reformer

BFUHS board approves "pilot" PCB testing

WESTMINSTER — Starting next week, special testing on the PCB-contaminated structural steel columns at Bellows Falls Union High School could determine how and whether the high school building can be ...
Hackaday

Testing The Limits Of Home PCB Etching

[Quinn Dunki]’s Veronica, a homebrew computer based on the 6502 CPU, is coming along quite nicely. She’s just finished the input board that gives Veronica inputs for a keyboard and two old Nintendo ...
WRAL

NC State releases initial PCB test results from Poe Hall, more work to be done to determine extent of exposure for students and staff

North Carolina State University on Thursday released the first report of polychlorinated biphenyl (PCB) test results from Poe Hall. The university contracted Geosyntec Consultants to do an ...