How many grooves are in a 45 record?

Any regular vinyl LP has two grooves, one on each side. There are special records that have multiple tracks on each side so that they would play a different song depending on what groove you hit when putting down the needle, but that is not common. This question was answered by me on an identical question.

How many grooves are on a record?

It’s an old, silly riddle: how many grooves on a record? Of course, the answer is just one on each side—but that groove is usually about 1,500 feet long, or about 1/3 of a mile.

How many grooves are in a 33 rpm record?

Answer: One continuous groove per side.

How many lines are on a record?

The amount of lines on a vinyl record ranges from 230 to 700 threads determined by the record diameter. The width of vinyl record grooves average around 0,0014 inches(or 0.035 millimeters).

How many grooves does a 78 record have?

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).

How many grooves does a CD have?

CDs have about 6250 grooves per cm.

How long is a 33 rpm record?

Gorgeous full-length vinyl records on 150 and 180 gram At 33 rpm they hold around 15-22 minutes per side. 33 rpm is the most common speed for 12 inch records.

How long is a 7 inch record?

7″ Records (often referred to as 45’s) can be cut at 45 RPM or 33 1/3 RPM. When cut at 33 1/3 you can hold approximately 6:00 minutes per side. When cut at 45 you can hold approximately 4:30 minutes per side.

Are 78 records worth money?

The accompanying album covers of 78 vinyl records are often worth as much or more than the actual record discs. 78 records and their covers that were released between the 1950s and 1980s are particularly collectible with often elaborate and iconic art images and artist likenesses.

Why do CDS have grooves?

The maximum playing time for music recorded on compact disc is 74 minutes. First, to protect the 8 trillion microscopically small pits against dirt and damage, the CD has a plastic protective layer. On the top of this layer the label is printed. Then there is the reflecting aluminum coating which contains the ridges.

How big is a 45 rpm vinyl record?

However, the quicker the record player reads the information stored on the disk, the less information can be stored. This is the paradox of the vinyl record’s set size. Most analog listeners agreed that they could sacrifice some sound quality for more music per disk, making the 45 RPM format the most widely used.

How many grooves are there on a record?

It’s an old, silly riddle: how many grooves on a record? Of course, the answer is just one on each side—but that groove is usually about 1,500 feet long, or about 1/3 of a mile.

Why did RCA Records create the 45 rpm record?

RCA Records first introduced the 45 RPM record. The creation of the album was a result of the competition between companies to create new formats. This disc was smaller in size, and the release of this format was eventually a competitor to the 33 RPM disc from Columbia Record.

How many minutes can a 45 rpm LP Hold?

If a regular LP can hold, conservatively, 20 minutes per side, then a 45 of the same size would be able to hold 20 min x 74% = 15 minutes (close enough) of music. On four sides, that’s 60 min. vs. 40 min. for two sides of an LP. Very good spoken! But how many minutes is it possible to have on a 45 RPM LP?