---
title: frequency
framework: sensorkit
role: symbol
role_heading: Instance Property
path: sensorkit/srelectrocardiogramsample/frequency
---

# frequency

The frequency in hertz that the ECG sensor records the data.

## Declaration

```swift
var frequency: Measurement<UnitFrequency> { get }
```

## See Also

### Accessing ECG data

- [date](sensorkit/srelectrocardiogramsample/date.md)
- [lead](sensorkit/srelectrocardiogramsample/lead-swift.property.md)
- [SRElectrocardiogramSample.Lead](sensorkit/srelectrocardiogramsample/lead-swift.enum.md)
- [session](sensorkit/srelectrocardiogramsample/session.md)
- [SRElectrocardiogramSession](sensorkit/srelectrocardiogramsession.md)
- [data](sensorkit/srelectrocardiogramsample/data.md)
- [SRElectrocardiogramData](sensorkit/srelectrocardiogramdata.md)