Why do records spin at 33 RPM?

rpm spread across the oceans in the late 1940s as people wanted longer playing time than 78 rpm records could offer. In the 33 ? rpm records, the grooves were 2 thousandth of an inch and the smaller radius of the newly introduced cartridges allowed a full frequency recording at 33 rpm.

What is 33 and a third RPM?

The LP (from “long playing” or “long play”) is an analog sound storage medium, a phonograph record format characterized by: a speed of 331⁄3 rpm; a 12- or 10-inch (30- or 25-cm) diameter; use of the “microgroove” groove specification; and a vinyl composition disk.

What does 33 1 3 mean on a record?

33 is shorthand for “33 and 1/3”, so you’re playing st the correct speed. vwestlife. BSR. 2y. And “78 RPM” is actually 78.26 RPM.

What does 33 rpm mean?

revolutions per minute
Vinyl records come in three speeds: 33 1/3 rpm (often just called a “33”), 45 rpm and 78 rpm. The “rpm” is an abbreviation for “revolutions per minute” — an indication of how fast the record is meant to spin on the turntable. Vinyl records also come in three standard diameters: 7-inch, 10-inch and 12-inch.

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Which is better 33 rpm or 45 rpm?

33 RPM will generally lead to more playtime fitting on a record side. Going with 45 RPM will generally lead to playtime and low production costs being sacrificed for more audio quality. This is due to the fact that a higher speed allows the recording to fit more sound information in each second.

Is the rpm33 a contact or non contact tachometer?

The RPM33 provides both contact (2 to 19,999 rpm) and non-contact (2 to 99,999 rpm) RPM measurements for enhanced versatility. Laser guided non-contact RPM measurements taken up to 1.6-foot (500mm) away for added safety.

How to follow the 33 rpm YouTube channel?

Follow Channel 33 RPM on Twitter and Instagram for additional content. Subscribe here: http://www.youtube.com/subscri… Your channel for #vinyl, gear and more. Follow Channel 33 RPM on Twitter and Instagram for additional content.

Why did they start printing records at 33 rpm?

Printing records capable of playing at 33 RMP proved to be financially desirable for record companies. Not only did smaller records suffer less damage but the discs could be printed for less. However, right as the 33 standard emerged, radio proved to be the basis of listening entertainment. Consumers did not need to purchase expensive records.