---
title: effectiveRateChanged
framework: coremedia
role: symbol
role_heading: Type Property
path: coremedia/cmtimebase/effectiveratechanged
---

# effectiveRateChanged

A notification that posts by a timebase after the effective rate changes.

## Declaration

```swift
static let effectiveRateChanged: NSNotification.Name
```

## See Also

### Notifications

- [timeJumped](coremedia/cmtimebase/timejumped.md)