# FM-RDS-TX Control Plane

Overview first, controls second, diagnostics when needed.
Backend--
Mode Control Plane
Live Config--
connecting
Carrier
---.-MHz
Applied: -- Desired: --
IDLE
Awaiting runtime data
Chunks
--
Samples
--
Underruns
--
Uptime
--
Rate
--
Audio Buffer
--
Stream Health
--
TX Activity
--

## Frequency

Live-tunable
▼
Tune the RF carrier without restarting the control plane. Draft values stay local until you apply them.
TX Freq Valid range 65–110 MHz
MHz

## Switches

Live
▼
These switches apply immediately and show a busy state while the request is in flight.
Stereo
19 kHz pilot + 38 kHz DSB-SC
--
RDS
57 kHz subcarrier encoder
--
Limiter
MPX peak protection
--

## RDS Text

PS + RT
▼
Edit Program Service and RadioText without losing in-progress typing when the page refreshes itself.
Program Service (PS)
0/8
RadioText (RT)
0/64

## Shortcuts

keyboard
▼
Fast control reference. Shortcuts stay out of the main operator path.
Start TX t
Stop TX Shift t
Refresh r
Next Freq Preset]
Prev Freq Preset[
Apply Draft Enter

## Danger Zone

tx control
▼
Fast emergency controls. Nothing hidden here — just clearer separation from normal controls.
Reset Fault moves the runtime back to DEGRADED while the queue settles before running again.

## Transition History

recent state shifts
Keeps runtime escalations visible without scrolling the activity log.
No transitions yet.

## Fault History

recent faults
▼
Recent fault events for quick ops situational awareness.
No faults yet.

## Activity Log

recent events
▼
No events yet.