Vinyl Pitch Shift at 44 RPM (45 RPM Single)
Playing a 45 RPM single at 44 RPM lowers the pitch by approximately 39 cents.
How to use this tool
- Enter nominal rpm and actual rpm in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your pitch shift and the full breakdown beneath it.
A 45 RPM single running at 44 RPM plays back noticeably flat — about 39 cents lower than the intended pitch.
Frequently asked questions
- Why does turntable speed affect pitch?
- A record encodes audio at a fixed groove density. If it spins faster than intended, frequencies are higher (pitch goes up); slower means pitch drops.