The IEEE MTT-S Northeast Brazil Section Chapter Workshop 2023 will take place on May 22, 23 and 24, 2023 at 10-11:35 am. We will have 4 presentations per day, one by a Invited speaker and 3 by post-graduate students. On 05/22/23, Dr. Alexandre Jean René Serres will present the theme “New trends in PMA for monitoring High-voltage equipment”. On 05/23/23, Dr. Elias Marques will present the theme “Techniques for discrete instantaneous Frequency measurement” and finally on the 24/05/23, Dr. Antonio Jeronimo Belfort will present the theme “Smart antenna array system for the supervision of electric power distribution switches”.