Quick Answer: Why Do Records Play At 33 Rpm?

How long is a 33 rpm record?

At 33 rpm they hold around 15-22 minutes per side.

33 rpm is the most common speed for 12 inch records..

Why do 45s have a bigger hole?

When a new 45 dropped from the spindle onto the platter, it was required to spin up from a dead stop to 45 RPM almost instantly. The torque applied to the edges of the hole was quite severe and caused standard one-half-inch holes to quickly go out of round, resulting in a wobbly record.

What does 33 1 3 mean on a record?

33.3 times per minute33 1/3 is the speed at which the disc (LP album) rotates on the turntable. It means that the album rotates 33.3 times per minute.

What happens if you play a 45 record at 33?

If you play the record at 45 instead of at 33, that puts the frequencies recorded on the record 45/33 times as high, which means that as far as the record is concerned the effect of the stylus is what it would be if the resonance were at 13KHz while you played it at 33.

What are 33 rpm records worth?

Rare and Valuable LPs (33 RPM) Some sell for $1000 or more. “Most collected artists” records have the highest values. Most “Fans” LPs made after 1970 sell for $10 or more and some made before 1970 sell for $100+.

What records are 78 rpm?

3, 2001, p. 21-48. Any flat disc record, made between about 1898 and the late 1950s and playing at a speed around 78 revolutions per minute is called a “78” by collectors. The materials of which discs were made and with which they were coated were also various; shellac eventually became the commonest material.

Why do 45 rpm records sound better?

The higher rotation speed of 45 RPM allows for a wider frequency response, and the larger available surface area allows for less compression of any signals with a wide amplitude. Bass is an example of a wide amplitude signal that sounds better on 45. Overtones and high treble are also better.

When was the 33 rpm record invented?

June 18, 1948It took about eight years of study, except when it was suspended because of World War II. Finally, the 12-inch (30 cm) Long Play (LP) ​33 1⁄3 rpm microgroove record album was introduced by the Columbia Record Company at a New York press conference on June 18, 1948.

What is better 33 or 45 rpm?

Vinyl records sound better if they are cut at higher speeds. The higher the rpm, the faster the vinyl passes under the playback stylus. This means that for each second of playback more sound information goes from the stylus to your speakers at 45rpm than 33rpm.

How can you tell the difference between a 33 and 78 record?

78 RPM records have no grooves, meaning they can only hold one song. 33 RPM records can hold nearly an hour’s worth of music, which is why they are also referred to as LPs (long playing).

Where can I sell my 33 rpm records?

Where to sell vinyl records onlineeBay. You can sell your records directly to collectors via eBay. … Discogs.com. Discogs is one of the most popular sites for buying and selling records online. … Music Stack. … Vinyl of the Day. … Etsy.

How do you tell if a record is 33 or 45 rpm?

You can usually tell if a record is a 33 RPM or 45 RPM by looking at the label. Also, if it’s vinyl, it’s not a 78.

What size record is a 33?

The LP (from “long playing” or “long play”) is an analog sound storage medium, a phonograph record format characterized by a speed of ​33 1⁄3 rpm, a 12- or 10-inch (30- or 25-cm) diameter, and use of the “microgroove” groove specification.

What are the rarest 78 rpm records?

Chasing The World’s Rarest 78 RPM RecordsHear a few notable recordings from the 78 RPM era, as picked by guests Amanda Petrusich & Chris King:Geeshie Wiley, “Last Kind Word Blues”Willie Brown, “Future Blues”Skip James, “Devil Got My Woman”Blind Uncle Gaspard, “Sur Le Borde de L’eau”Sylvester Weaver, “Guitar Rag”Alexis Zoumbas, “Tzamara Arvanitiko”

What is the most common record size?

The most common sizes are seven, 10, and 12 inches in diameter, but size isn’t the only way to identify what kind of vinyl record you have. A better way to group these discs and tell them apart is the speed (in revolutions per minute, or RPM) at which they spin while playing on a turntable.

What came first 45 or 33?

Beta to Blu-ray vs HD-DVD, companies have often put out competing formats. RCA, which failed miserably in the 1930s to release a 33 to the public went out to release a 45 RPM. The record was smaller than the other options. Ultimately, RCA released the format in order to directly compete with the Columbia Record 33.

What is the rarest record in the world?

The 10 most expensive vinyl records ever soldFrank Wilson: ‘Do I Love You (Indeed I Do) – £25,742. … Tommy Johnson: ‘Alcohol and Jake Blues’ – $37,100. … Aphex Twin: Caustic Window (test pressing) – $46,300. … The Beatles: ‘Til There Was You’ (10” acetate) – £77,500. … The Beatles: Yesterday & Today – $125,000. … John Lennon & Yoko Ono: Double Fantasy – $150,000.More items…•

Are there any CDs worth money?

As A Journal of Musical Things reports, there are some famous instances of rare and highly valued CDs. For example, Coldplay ordered just 500 copies of their first release, The Safety EP, with most given to friends and family. Anyone who chanced it on a retail copy can sell it for up to $1,500.