---
name: "uhd_siggen_gui"
section: "1"
platform: "linux"
package: "gnuradio"
version: "3.10.12.0-18"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/uhd_siggen_gui"
---

# uhd\_siggen\_gui(1)

GNU Radio signal generator using UHD hardware

## NAME

uhd\_siggen\_gui - GNU Radio signal generator using UHD hardware

## SYNOPSIS

**uhd\_siggen\_gui:** \[*options*\]

## DESCRIPTION

GUI to allow UHD supported hardware to be a signal generator.

## OPTIONS

- **-h**, **--help**

  show this help message and exit

- **-a** ARGS, **--args**=*ARGS*

  UHD device address args , \[default=\]

- **--spec**=*SPEC*

  Subdevice of UHD device where appropriate

- **-A** ANTENNA, **--antenna**=*ANTENNA*

  select Rx Antenna where appropriate

- **-s** SAMP\_RATE, **--samp-rate**=*SAMP\_RATE*

  set sample rate (bandwidth) \[default=1000000.0\]

- **-g** GAIN, **--gain**=*GAIN*

  set gain in dB (default is midpoint)

- **-f** FREQ, **--tx-freq**=*FREQ*

  Set carrier frequency to FREQ \[default=mid-point\]

- **-x** WAVEFORM\_FREQ, **--waveform-freq**=*WAVEFORM\_FREQ*

  Set baseband waveform frequency to FREQ \[default=0\]

- **-y** WAVEFORM2\_FREQ, **--waveform2-freq**=*WAVEFORM2\_FREQ*

  Set 2nd waveform frequency to FREQ \[default=none\]

- **--sine**

  Generate a carrier modulated by a complex sine wave

- **--const**

  Generate a constant carrier

- **--offset**=*OFFSET*

  Set waveform phase offset to OFFSET \[default=0\]

- **--gaussian**

  Generate Gaussian random output

- **--uniform**

  Generate Uniform random output

- **--2tone**

  Generate Two Tone signal for IMD testing

- **--sweep**

  Generate a swept sine wave

- **--amplitude**=*AMPL*

  Set output amplitude to AMPL (0.0-1.0) \[default=0.15\]

- **-v**, **--verbose**

  Use verbose console output \[default=False\]

## SEE ALSO

[uhd\_siggen(1)](/uhd_siggen/1.md)