Most people describe a bad wheel bearing as making a growling or rumbling noise (the sound is often mistaken for worn tires). Also, in some cases, a bad bearing may make a high-pitched grinding or squealing sound. In either case, the frequency of the sound will correspond to the rotationRead More →
Likely culprits are rats, mice, Grey Squirrels, and Flying Squirrels. Grinding noises are made as rodents chew woodwork. They may be chewing to improve passageways or just for fun. This is a classic squirrel in the attic noise. Why do I hear scurrying in my ceiling? Squirrels commonly produce scurrying,Read More →
PCM is a method of converting an analog into digital signals. … The value that a signal has in certain time is called a sample. The process of taking samples is called quantization by time. After quantization by time, it is necessary to conduct quantization by amplitude. What is theRead More →
If you hear a clicking, clunking or popping noise from the front wheels, particularly while turning, it means the situation has progressed to the point where the CV joint is damaged. These cannot be repaired – only replaced. What are the symptoms of a bad CV joint? 4 Signs ofRead More →
Marked by extremely high volume and intensity of sound: deafening, earsplitting, loud, roaring, stentorian. Is blaring a real word? Meaning of blaring in English to make an unpleasantly loud noise: The loudspeakers blared across the square. The radio was blaring (out) martial music. What word means really loud? Some commonRead More →
Electric hum around transformers is caused by stray magnetic fields causing the enclosure and accessories to vibrate. … Around high-voltage power lines, hum may be produced by corona discharge. In the realm of sound reinforcement (as in public address systems and loudspeakers), electric hum is often caused by induction. AreRead More →
Bat calls can range from 9 kHz to to 200 kHz. Some bat sounds humans can hear. The squeaks and squawks that bats make in their roosts or which occur between females and their pups can be detected by human ears, but these noises aren’t considered to be echolocation sounds.Read More →
Human ears can begin to suffer damage from 80 decibel sounds at eight hours of continuous exposure. FOX19 NOW’s highly scientific tests using the NIOSH app found cicadas humming well below that in Hidden Valley Lake, Indiana—60 decibels. That’s also all they could muster in Covington, Kentucky. What is theRead More →
When chimps are removed from the wild and kept in captivity, they experience stress and agitation, which can cause them to react in the same way – by throwing things. Captive chimpanzees are deprived of the diverse objects they would find in nature, and the most readily available projectile isRead More →