http://aardvarkmastering.com/riaa.htm WebEarlier they were just called records, or when there was a need to distinguish them from cylinders, disc records. The durations of 78 RPM recordings is about three to five …

Strange speeds, big holes, and other answers to vinyl record …

WebJan 9, 2024 · 78 rev/min = 78rev/min * 2π rad/rev * 1/60 min/sec = 8.168 rad/s. 12 in = 12 in * 2.54cm/in = 30.48 cm = 0.3048 m. So the record accelerate from rest to 8.168 rad/s, … flymo cushionaire lawn mower

3 Ways to Calculate the Diameter of a Circle - wikiHow

When a song is recorded onto a record, the vinyl is imprinted with a very specific pattern of grooves in a ring around the record. As the record spins, the record player’s needle moves over the pattern, creating vibrations. These vibrations are converted to electrical signals, which produce the sounds of the … See more Records are sized differently because different records are designed to hold more or less music playtime. For example, a 78 record will usually hold between three and seven minutes of music on each side. A larger 33 record … See more A 33 record actually has an RPM of 33 1/3, but the name was shortened to 33 for simplicity. This type of record is generally called an LP, or long-playing, record. Although the 33 RPM speed can be used with other vinyl … See more Although 45 records can sometimes be as large as 12 inches in diameter, almost all 45 records are 7 inches or 17.5 centimeters in … See more The 78 record was designed to hold EP albums or singles with more than one B-side. These albums are usually 10 inches or 25.2 centimeters in diameter, with the same thickness of .02 to .03 inches. These particular records … See more WebOct 20, 2016 · The groove of a 78 RPM record is about 3 to 4 times wider than the a typical 33 1/3 RPM record. To play 78 records, you must use a stylus designed specifically for the wider grooves. The tip radius should … WebOlder records, such as, 78 rpm shellac records require a stylus with a radius of approximately 2.5 mils. Broadcast transcriptions typically required 2.3 mils. For most applications there was little practical difference, especially in regard to 78 rpm records. In practical terms, most 78s work best with 3.0 mils. flymo cordless strimmer uk