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[style](trx-frontend-http): make the spectrum control strip one strip
The row of controls under the plot held four different control heights,
units as loose text beside the field they belonged to, and a quarter of
its width as a hole in the middle.  Between about 1100 and 1400 px it
came apart: the bandwidth cluster wrapped to two lines while the level
cluster stayed on one, so the two sat at heights that matched neither
each other nor anything else on the page.

Every control stays, in its order, with its name and its behaviour.
This is the styling and the layout.

A field is now one box -- name, value and unit inside a single border --
so a number cannot be read apart from the unit it is in.  Fields,
buttons, the peak-hold select and the contrast slider are one height,
border-box so a button's own border cannot add two pixels to it, and
2.4rem under a coarse pointer where a fingertip needs the room.  The
contrast readout holds a fixed, tabular slot, so the row no longer
twitches between 1.0 and 0.9.

The container wraps and a cluster does not: a cluster that will not fit
drops whole to the next line and starts it left-aligned.  The slack
goes to a spacer rather than to `space-between`, which is what opened
the hole.

Two things this turned up.  The select carries `status-input` for other
layouts' sake, which drew a box inside the field's box.  And the narrow
-screen rules lived in a media query earlier in the file than the rules
they override -- identical specificity, so the later one won and the
phone layout had been overflowing sideways rather than stacking.  The
narrow rules now sit directly after what they override.

The layout test measures the strip at three widths: one height across
every control, no overflow, inside the plot, and clusters either
sharing a line or each having one -- never one floating against the
middle of the other.

docs/Spectrum-Controls-Rework.md records what was wrong and what was
deliberately left alone: the two different Autos, the settings that do
not persist, the one-shot buttons, and Sweet-spot's silence while it
retunes the SDR.  Those are behaviour, and are for another day.

Signed-off-by: Stan Grams <sjg@haxx.space>
2026-08-06 01:10:26 +02:00
2026-05-17 23:25:14 +02:00
2026-05-17 23:25:14 +02:00
2026-05-17 23:25:14 +02:00
2026-05-17 23:25:14 +02:00
2026-05-17 23:25:14 +02:00
2026-05-17 23:25:14 +02:00
2026-05-17 23:25:14 +02:00

trx-rs logo

trx-rs

A modular amateur radio control stack written in Rust.

License

trx-rs splits radio hardware access from user-facing interfaces so you can run rig control, SDR DSP, decoding, audio streaming, and web access as separate, composable pieces.

Backends Yaesu FT-817, Yaesu FT-450D, SoapySDR
Frontends Web UI, rigctl-compatible TCP, JSON-over-TCP
Decoders AIS, APRS, CW, FT8, RDS, VDES, WSPR
Audio Opus streaming between server, client, and browser

Quick Start

1. Install dependencies

Debian / Ubuntu
sudo apt install build-essential pkg-config cmake libopus-dev libasound2-dev
# Optional — SDR support
sudo apt install libsoapysdr-dev
Fedora
sudo dnf install gcc pkg-config cmake opus-devel alsa-lib-devel
# Optional — SDR support
sudo dnf install SoapySDR-devel
Arch Linux
sudo pacman -S base-devel pkgconf cmake opus alsa-lib
# Optional — SDR support
sudo pacman -S soapysdr
macOS (Homebrew)
brew install cmake opus
# Optional — SDR support
brew install soapysdr

See Build Requirements in the wiki for details on each library.

Note: cmake is required even when a system Opus library is installed. The audiopus_sys crate probes for Opus via pkg-config; if it is not found (or pkg-config is unavailable), it falls back to compiling a vendored copy of Opus with CMake. A missing cmake therefore fails the build with is cmake not installed? rather than a missing-Opus error.

2. Build

cargo build --release

Build without SDR support: cargo build --release --no-default-features

3. Configure

Run the interactive setup wizard to generate config files for your station:

./target/release/trx-configurator

The wizard walks you through rig selection, serial port detection, audio settings, and frontend options, then writes trx-server.toml and trx-client.toml.

Alternatively, generate example configs and edit them by hand:

./target/release/trx-server --print-config > trx-server.toml
./target/release/trx-client --print-config > trx-client.toml

4. Run

./target/release/trx-server --config trx-server.toml
./target/release/trx-client --config trx-client.toml

Open the configured HTTP frontend address in a browser (default http://localhost:8080).

How It Works

graph TD
    SDR1["SDR #1"] & SDR2["SDR #2"] <-->|USB| S1["trx-server A"]
    SDR3["SDR #3"] & FT817["FT-817"] <-->|USB / serial| S2["trx-server B"]

    S1 <-->|"JSON-TCP :4530"| C1["trx-client"]
    S1 -->|"Opus-TCP per rig"| C1
    S2 <-->|"JSON-TCP :4530"| C1
    S2 -->|"Opus-TCP per rig"| C1

    C1 <-->|internal channels| F1["Web UI :8080"]
    C1 <-->|internal channels| F2["rigctl :4532"]

Each trx-server owns one or more rigs and runs DSP, decoding, and audio capture locally. A trx-client connects to any number of servers over TCP and exposes them through a unified set of frontends.

Documentation

Resource Description
User Manual Configuration, features, and usage
Architecture System design, crate layout, data flow, and internals
Optimization Guidelines Performance guidelines for the real-time DSP pipeline
Planned Features Roadmap and design notes
Contributing Commit conventions, workflow, and code style

License

GPL-2.0-or-later. See LICENSES for the full license text and bundled third-party license files. Bundled third-party components retain their original licenses: Leaflet is BSD-2-Clause, DSEG is OFL-1.1, and opus-decoder is MIT. The APRS symbol sprites come from hessu/aprs-symbols; their per-symbol copyright status is catalogued in LICENSES/LicenseRef-APRS-Symbols.txt.

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Description
Experimental ham rig and SDR controller written in Rust
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