PCB007 Magazine

PCB007-Sep2024

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76 PCB007 MAGAZINE I SEPTEMBER 2024 My August column introduced sensors that are useful in measuring critical components of the various wet processes in printed circuit fab- Wet Process Management and Control rication. Now, I will close the loop and discuss building automatic controllers. Table 1 shows the three phases of process control. Hopefully, Happy's Tech Talk #33 by Happy Holden, I-CONNECT007 Table 1: Stages of developing wet process control

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