---
name: "jack-rack"
section: "1"
platform: "linux"
package: "jack-rack"
version: "1.4.8~rc1-1"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/jack-rack"
---

# jack-rack(1)

a LADSPA effects rack

## NAME

jack-rack - a LADSPA effects rack

## SYNOPSIS

**jack-rack** \[*options*\] *files*...

## DESCRIPTION

This manual page documents briefly the **jack-rack** command. This manual page was written for the Debian distribution because the original program does not have a manual page.

The jack-rack program allows you to load several LADSPA plugins and stack them together in order to build a virtual effects box.

## OPTIONS

This program follows the usual GNU command line syntax, with long options starting with two dashes (\`-'). A summary of options is included below.

- **-h, --help**

  Display this help info

- **-p, --pid-name**

  Use the pid in the JACK client name (default)

- **-s, --string-name**

  Use \<string\> in the JACK client name

- **-n, --name**

  Use just jack\_rack as the client name

- **-i, --input**

  Connected inputs to the first two physical capture ports

- **-o, --output**

  Connected outputs to the first two physical playback ports

- **-c, --channels \<int\>**

  How many input and output channels the rack should use (default: 2)

- **-D, --tmpdir \<dir\>**

  Tell JACK to use \<dir\> for its temporary files

## SEE ALSO

[**jackd**(1)](/jackd/1.md),\

## AUTHOR

This manual page was written by Guenter Geiger \<geiger@debian.org\>, for the Debian GNU/Linux system (but may be used by others).