Who invented the 45 rpm adapter?

Thomas Hutchison
Commissioned by RCA president David Sarnoff and invented by Thomas Hutchison, spiders were prevalent in the 1960s and sold tens of millions per year.

When was the 45 RPM adapter invented?

1950
The company first unleashed its 45 RPM adapter on the buying public in 1950, right in the middle of the Columbia/RCA speed wars of the 1940s and 50s. Columbia introduced the 12” 33 RPM LP to consumers whereas RCA opted for their own patent: the 7” 45 RPM Record.

What is the 45 rpm adapter called?

Music lovers: Remember 45-rpm single inserts? See a bunch of those old little record spindle adapters. They’re known by many names: 45 rpm record inserts, single record adapters, 45 rpm spindle adapters, spider inserts… all terms for the thingie that goes in the middle of an oldie.

Why did 45s have a big hole?

According to several websites, including Answerbag, the reason for the large hole used by 45s was simple. It was difficult for the old 78s, with their smaller holes, to find their way onto jukebox spindles. The large hole effectively eliminated that problem.

What is 45 rpm adapter used for?

A 45 rpm adapter (also 45 rpm record insert, or 45 rpm spindle adapter) is a small plastic or metal insert that goes in the middle of a 45-rpm record so it will play on a turntable.

Are 45 records worth anything?

Rock and roll and R&B 45s with the cardboard sleeves are worth at least $20, with many being worth more than $200. First pressings of albums have more value than second, third, or subsequent pressings. They are referred to as the “originals” that were purchased when the record first hit the charts.

Why do 45s need an adapter?

It is a small metal or plastic piece that is placed in the center of a 45 rpm record. The adapter allows for the record to be played on a turntable’s 78 rpm or LP size spindle.

Why do you need a 45 rpm adapter?

It is a small metal or plastic piece that is placed in the center of a 45 rpm record. The adapter allows for the record to be played on a turntable’s 78 rpm or LP size spindle. Some 45 rpm adapters are diminutive solid circles that slide onto the spindle’s bottom. Others are larger and fit over the full spindle.

Why do some LPS play at 45?

In order to make the disc smaller than the 10-inch, 78-rpm discs used since the 1890s, they reduced the speed to 45-rpm and used a much finer groove. This meant that they could pack in more grooves in a smaller space.

Do you need an adapter to play 45 rpm?

In order to play a 45 RPM record that has a 1.5-inch hole, you must use an adapter that has an outside diameter of 1.5 inches and a 0.25-inch hole in the center. Please note that a 45 RPM record with a 0.25-inch hole does not need an adapter and should be placed over the turntable’s spindle-like a 33-1/3 RPM record.

Are 45 records collectible?

What do you call a 45 rpm record adapter?

A 45 rpm adapter (also 45 rpm record insert, 45 rpm spindle adapter, 7-inch adapter or spider, the common size of 45 RPM records) is a small plastic or metal insert that goes in the middle of a 45-rpm record so it can be played on the standard size spindle of a turntable.

What was the history of the 45 rpm record?

The History of The 45 RPM Record. In the late 1940s, record sales were great. The Depression and the war had passed and America was entering a new period of comfort and affluence. Just sit back and relax, Truman was going to take care of everything.

Can a 45 rpm record be played on a turntable?

The SX2. A 45 adapter designed for professional DJs. A 45 rpm adapter (also 45 rpm record insert, 45 rpm spindle adapter, or 7 inch adapter, the common size of 45 RPM records) is a small plastic or metal insert that goes in the middle of a 45-rpm record so it can be played on the LP or 78 rpm size spindle of a turntable.

Why are 45 rpm records pressed with detachable centres?

In the UK, Japan and some European countries 45s were pressed with detachable centres. In other European countries, 45s were pressed with a standard 45 spindle hole. The reason there were detachable centres was for compatibility with some foreign record changers (like the early RCA changer, which was extremely popular) and jukeboxes.