# ChannelConfig

## pydantic model ChannelConfig[source]

Bases: `BaseModel`

Initial per-channel state and polled measurements, applied through the InstroScope setters on `open()`.

### field vertical_scale: float | None = None

Vertical scale in V/div.

Constraints:
:   - **gt** = 0

### field vertical_offset: float | None = None

Vertical offset in volts.

### field coupling: Coupling | None = None

Input coupling, ‘AC’ or ‘DC’.

### field probe_attenuation: float | None = None

Probe attenuation ratio, e.g. 1, 10, 100.

Constraints:
:   - **gt** = 0

### field measurements: list[ScopeMeasurementType] [Optional]

Built-in measurements to background-poll on this channel.