---
title: setMinDB
framework: kernel
role: pseudoSymbol
path: kernel/ioaudiolevelcontrol/1811907-setmindb
---

# setMinDB

Sets the minimum value in db that the control may have

## Declaration

```occ
virtual void setMinDB(
 IOFixedminDB); 
```

## Parameters

- `minDB`: The minimum value in db for the control

## Overview

Overview This value is represented as an IOFixed value which is a fixed point number. The IOFixed type is a 16.16 fixed point value.

## See Also

### Miscellaneous

- [create](kernel/ioaudiolevelcontrol/1811861-create.md)
- [init](kernel/ioaudiolevelcontrol/1811868-init.md)
- [setLinearScale](kernel/ioaudiolevelcontrol/1811880-setlinearscale.md)
- [setMaxDB](kernel/ioaudiolevelcontrol/1811889-setmaxdb.md)
- [setMaxValue](kernel/ioaudiolevelcontrol/1811896-setmaxvalue.md)
- [setMinValue](kernel/ioaudiolevelcontrol/1811910-setminvalue.md)