---
name: "ubertooth-specan"
section: "1"
platform: "linux"
package: "ubertooth"
version: "2018.12.R1-5.3"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/ubertooth-specan"
---

# ubertooth-specan(1)

a spectrum analyzer for Ubertooth

## NAME

ubertooth-specan - a spectrum analyzer for Ubertooth

## SYNOPSIS

ubertooth-specan \[-l \<freq\>\] \[-u \<freq\>\] \[-g\|G\]

## DESCRIPTION

[ubertooth-specan(1)](/ubertooth-specan/1.md) is a tool for using Ubertooth as a spectrum analyzer in the 2.4GHz band. It is often used as a helper for GUI tools, such as ubertooth-specan-ui or Spectools. It can also produce output suitable for user with the feedgnuplot tool.

Other options allow upper and lower bounds to be set on the frequencies monitored. Refer to the \[OPTIONS\]\[\] section for full details.

## OPTIONS

Options:

- •

  `-l` : lower frequency (default 2402)

- •

  `-u` : upper frequency (default 2480)

- •

  `-g` : format output for feedgnuplot

- •

  `-G` : format output for 3D feedgnuplot

- •

  `-d<filename>` : output to file \<filename\>

- •

  `-v` : print verbose output to stderr

- •

  `-U<0-7>` : set ubertooth device to use

\##EXAMPLES

To monitor the 2.4GHz band and produce a file suitable for feedgnuplot:

ubertooth-specan -g -d output.dat

To monitor the upper half of the 2.4GHz band, use:

ubertooth-specan -l 2440

## SEE ALSO

[ubertooth(7)](/ubertooth/7.md): overview of Project Ubertooth

## AUTHOR

This manual page was written by Dominic Spill.

## COPYRIGHT

[ubertooth-specan(1)](/ubertooth-specan/1.md) is Copyright (c) 2010-2017. This tool is released under the GPLv2. Refer to `COPYING` for further details.