[Date Prev][Date Next][Thread Prev][Thread Next] - [Date Index][Thread Index][Author Index]

Re: KPC 9612 equalization



Mine does not have the R command, it just says use <> to adjust equalization.

But what I'm looking for is someone who has used it and observed the effect.

Jim

>Hi Jim,
>
> From 9612 reference manual v 5.2 7/19/94:
>
>You must have your current I/O stream on the 9600 baud port. When you issue
>the CALIBRAT command, the following options will appear on your terminal
>screen:
>
>9600 CALIBRATE MODE: PRESS B,R,T OR X
>
>Pressing 'R' allows adjustment of the receive equalization using the Signal
>Quality output (pin 8 on the DB-15 connector)
>
>If you have another 9612 user close to you, have that station transmit a
>calibration signal to you. Measure the dc voltage on pin 8 of the DB15
>connector (or test point J). It should show nearly 3 volts dc if the receive
>equalization is correct.
>
>If you do not read nearly 3 volts, place jumper J8 on the center post and
>post 2, then adjust R33 for the maximum reading on your voltmeter.
>
>HTH
>
>Paul Delaney
>kb2shu.ampr.org [44.16.2.46]
>paul.hamradio@verizon.net
>http://gw.linux.kb2shu.ampr.org
>AMSAT # 33558
>
>
>----- Original Message -----
>From: "Jim White" <jim@coloradosatellite.com>
>To: <amsat-bb@AMSAT.Org>
>Sent: Tuesday, November 27, 2001 1:35 PM
>Subject: [amsat-bb] KPC 9612 equalization
>
>
> > Has anyone experimented with the equalization adjustment commands in the
> > calibrate mode of the KPC 9612?  While listening to a constant 9k6 signal
> > and watching pin 8 on the 9k6 connector, in cal mode, using the <> keys to
> > change the equalization seems to make no difference.
> >
> > Jim
> > jim@coloradosatellite.com
> >
> > ----
> > Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> > To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
> >

----
Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org



AMSAT Top AMSAT Home