Are all 7-inch vinyl 45?

Vinyl records will often be referred to by either their size or in some cases their rpm, so being called a “12-inch” or “7-inch” record or a “45” are terms you’ll often hear in record parlance. LP and EP are terms of reference you’ll also encounter when vinyl records are referred to.

What is the difference between 7-inch and 12-inch vinyl?

Names in inch refer to dimensions : 7-inch stands for a vinyl with a diameter of 17,78 centimeters. 10-inch stands for a vinyl with a diameter of 25,4 centimeters. 12-inch stands for a vinyl with a diameter of 30,48 centimeters.

How much can you fit on a 7-inch vinyl?

A 7-inch 45 RPM record can fit approximately 5 minutes per side for a total of 10 minutes. Generally, any longer, the sound quality would start to deteriorate.

Is a 7 inch and 45 the same thing?

7 inch records (also called “45s”) are referred to by their playback speed of 45 rpm and their standard diameter of 7 inches. At 45 rpm they hold around 4-6 minutes per side. 45 rpm is the most common speed for 7 inch records.

Why do 7 inch records have a large hole?

A larger hole allowed the sudden rotational forces to be distributed over a greater distance (π x 1.5; about 4.712 inches), reducing wear and allowing the hole to stay rounder longer. This was especially important for the jukebox industry. In the 1930s, ’40s, and ’50s, jukeboxes were big, big business.

What is a 7 inch vinyl?

What does 7-inch version mean?

7-inch format The names are derived from its play speed, 45 rpm (revolutions per minute) and the standard diameter, 7 inches. The 7-inch 45 rpm record was released March 31, 1949, by RCA Victor as a smaller, more durable and higher-fidelity replacement for the 78 rpm shellac discs.

Why do 7-inch records have a large hole?