Change your cover photoUpload Change your cover photoUpload enrico325 This user account status is Approved About About Questions Questions Comments Comments New question New question My neighbors are bothering me with high-frequency noises. What electronic device or technology is being used? 2 years ago in: Electronics & Electrical engineering 13 comments Which electronic device can generate frequency tones in the range 19-22 kHz and how can I protect myself from them? 2 years ago in: Electronics & Electrical engineering 18 comments (No Ratings Yet)Loading...