To compete with the lp boxed albums of 45s were issued along with ep extended play 45s which squeezed two or even three selections onto each side.
Width of a vinyl record.
For singles covers of 7 inches are common because of the format s smaller size.
Vinyl record sizes differ based on how much music is stored on the surface of the disk.
Records come in three standard sizes.
Vinyl record album covers are usually 12 inches by 12 inches for lp albums.
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.
The size of a vinyl record determines how much music can be recorded on the record.
Dimensional characteristics 78 rpm phonograph records for home use 10 records.
The number of grooves joining successive bands on a record shall not be less than 16 per inch.
Records in the 78 rpm format were usually sold with 10 inch covers but are uncommon today.
7 inch 10 inch and 12 inch.
The lp was soon confronted by the 45 a 7 inch 180 mm diameter fine grooved vinyl record playing at 45 rpm.
It was introduced by rca victor in 1949.
At a certain point records can become cramped with grooves and have to expand in size to accommodate the extra music play while maintaining the quality of the audio.