1.\"- 2.\" Copyright (c) 2021 Hans Petter Selasky <hselasky@FreeBSD.org> 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23.\" 24.Dd November 4, 2021 25.Dt beep 1 26.Os 27.Sh NAME 28.Nm beep 29.Nd play a beep sound 30.Sh SYNOPSIS 31.Nm 32.Op Fl F Ar frequency 33.Op Fl D Ar duration_ms 34.Op Fl r Ar sample_rate_hz 35.Op Fl d Ar oss_device 36.Op Fl g Ar gain 37.Op Fl B 38.Op Fl h 39.Sh DESCRIPTION 40The 41.Nm 42utility is used to playback a beep on the soundcard. 43.Pp 44The options are as follows: 45.Bl -tag -width "-f device" 46.It Fl F 47Sets the center frequency of the beep in Hz. 48The default is 440 Hz . 49.It Fl D 50Sets the duration of the beep in milliseconds. 51The default is 150 ms . 52.It Fl d 53Sets the soundcard to use. 54The default is /dev/dsp . 55.It Fl r 56Sets the soundcard samplerate in Hz. 57The default is 48000 Hz. 58.It Fl g 59Sets the waveform gain, between 0 and 100 inclusively. 60The default is 75. 61.It Fl B 62Runs the 63.Nm 64utility in the background. 65.It Fl h 66Display summary of options. 67.El 68.Sh EXAMPLES 69.Pp 70Playback default beep sound using /dev/dsp . 71.Bl -tag -width Ds -offset indent 72.It $ beep 73.El 74.Sh SEE ALSO 75.Xr mixer 3 , 76.Xr sound 4 , 77.Sh HISTORY 78The 79.Nm 80utility first appeared in FreeBSD 14.0. 81.Sh AUTHORS 82.An Hans Petter Selasky Aq Mt hselasky@FreeBSD.org 83