NetBSD-5.0.2/share/man/man4/rt.4

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.\"	$NetBSD: rt.4,v 1.5 2002/01/02 04:09:13 augustss Exp $
.\"	$OpenBSD: rt.4,v 1.2 2001/12/05 11:27:44 mickey Exp $
.\"	$RuOBSD: rt.4,v 1.3 2001/10/26 05:38:43 form Exp $
.\"
.\" Copyright (c) 2001 Vladimir Popov <jumbo@narod.ru>
.\" All rights reserved.
.\"
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.Dd October 8, 2001
.Dt RT 4
.Os
.Sh NAME
.Nm rt
.Nd AIMS Lab Radiotrack FM radio device driver
.Sh SYNOPSIS
.Cd "rt0    at isa? port 0x20c"
.Cd "rt1    at isa? port 0x284"
.Cd "rt2    at isa? port 0x30c"
.Cd "rt3    at isa? port 0x384"
.Cd "radio* at rt?"
.Sh DESCRIPTION
The
.Nm
driver provides support for the AIMS Lab Radiotrack FM radio tuners and
compatible RadioReveal RA300 and SoundForte RadioX SF16-FMI FM radio tuners.
.Pp
The Radiotrack is a stereo FM tuner that allows to tune in the range
87.5 - 108.0 MHz, report signal status on the current frequency, and
force audio output to mono.
.Pp
The Radiotrack cards take only one I/O port.
The I/O port is set by the driver to the value specified in
the configuration file and must be either 0x20c or 0x30c.
.Sh SEE ALSO
.Xr isa 4 ,
.Xr radio 4
.Sh HISTORY
The
.Nm
device driver appeared in
.Ox 3.0
and
.Nx 1.6 .
.Sh AUTHORS
The
.Nm
driver was written by Vladimir Popov and Maxim Tsyplakov.
The man page was written by Vladimir Popov.
.Sh BUGS
Support for the SF16-FMI cards is rather ugly, volume control is not working
and the driver can not correctly determine signal state.