YASEU INTERFACE - OPTO ISOLATOR
I have successfully used the opto interface on my FT1000MP V Field as
described in the fine website - http:/www.qsl.net/ae0q/contest/opto_key.htm.
The device used being a 4N25.
I trust this is of assistance J.
73
John. ZL1BHQ
----- Original Message -----
From: <writelog-request@contesting.com>
To: <writelog@contesting.com>
Sent: Friday, July 09, 2004 3:23 AM
Subject: WriteLog Digest, Vol 19, Issue 15
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> Today's Topics:
>
> 1. Re: Hard Drive Failure, THANKS (Jim Reisert AD1C)
> 2. Re: Hard Drive Failure, THANKS (Jim Reisert AD1C)
> 3. Re: Hard Drive Failure, THANKS (Bill Turner)
> 4. RE: Hard Drive Failure, THANKS (Gary Ferdinand W2CS)
> 5. Help with FT-990 RTTY Interface (J. Allen)
> 6. Re: Help with FT-990 & WL setup (Jim Brown)
> 7. RE: Help with FT-990 RTTY Interface (VE3XD)
> 8. Re: Hard Drive Failure (K4SB)
> 9. Re: Hard Drive Failure, THANKS (DJ3IW Goetz)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 8 Jul 2004 06:09:57 -0700 (PDT)
> From: Jim Reisert AD1C <jjreisert@alum.mit.edu>
> Subject: Re: [WriteLog] Hard Drive Failure, THANKS
> To: Robert McGwier <rwmcgwier@comcast.net>, Packrats
> <packrats@mailman.qth.net>, Qrp-L <qrp-l@mailman.qth.net>, Amsat-Bb
> <amsat-bb@amsat.org>
> Cc: Elecraft Mail <Elecraft@mailman.qth.net>, writelog@contesting.com
> Message-ID: <20040708130958.70020.qmail@web52404.mail.yahoo.com>
> Content-Type: text/plain; charset=us-ascii
>
> --- Robert McGwier <rwmcgwier@comcast.net> wrote:
>
> > Life is too short and I can afford a full raid disk, and excellent
> > back up, and a high quality UPS much more readily than I can afford
> > to lose exactly 1/10 of my life's work.
>
> Sorry you had to learn this hard lesson.
>
> Until the last couple of years, I never backed up. Now our two main
computers
> both have an identical 2nd hard drive that is used to store nightly
backups. I
> also use Iomega Automatic Backup software which backs critical files in
> real-time to both the second hard disk as well as a removable USB "jump"
drive.
> I probably back up too much, but some day, something is going to fail.
>
> However, as much protection as you can create for yourself "in-house", you
need
> some way of storing your critical data off-site in case "disaster
strikes".
>
> Some services I have been considering:
>
> http://www.backup.com/
> http://www.connected.com/
> http://www.ibackup.com/
>
> Calculate what your time is worth (i.e. time spent recovering lost data)
and
> then you'll see that backing up pays for itself.
>
> Good luck with your data recovery!
>
> 73 - Jim AD1C
>
>
> =====
> Jim Reisert AD1C, 7 Charlemont Court, North Chelmsford, MA 01863
> USA +978-251-9933, <jjreisert@alum.mit.edu>, http://www.ad1c.com
> PGP Fingerprint: D8E2 3D78 339F A7F1 8C13 1193 B5D1 4FB6 79D1 70DC
>
>
> ------------------------------
>
> Message: 2
> Date: Thu, 8 Jul 2004 06:15:35 -0700 (PDT)
> From: Jim Reisert AD1C <jjreisert@alum.mit.edu>
> Subject: Re: [WriteLog] Hard Drive Failure, THANKS
> To: Bill Metzger <wmetzger@earthlink.net>, writelog@contesting.com
> Message-ID: <20040708131535.71302.qmail@web52404.mail.yahoo.com>
> Content-Type: text/plain; charset=us-ascii
>
> --- Bill Metzger <wmetzger@earthlink.net> wrote:
>
> > While somewhat off topic, there is an excellent program available called
> > "Second Copy 2000". The website for it is www.centered.com. Basically
you
> > can set the program to automatically backup any of your information as
it
> > changes, to another hard drive or network computer.
>
> This sounds similar to Iomega Automatic Backup which I have used for
several
> years:
>
> http://www.iomega.com/software/autobackuppc.html
>
> I have a two-tiered backup approach. When a file on my ham PC changes,
the
> software writes the changed file over the network to a hard drive on my
office
> PC. When that file on the office PC changes, the software running on that
PC
> writes the changed file to a USB "jump" drive.
>
> Iomega Automatic Backup can be configured to save up to the last 5
versions of
> any changed file. So you can have plenty of old backups in case you make
a lot
> of mistakes.
>
> 73 - Jim AD1C
>
>
> =====
> Jim Reisert AD1C, 7 Charlemont Court, North Chelmsford, MA 01863
> USA +978-251-9933, <jjreisert@alum.mit.edu>, http://www.ad1c.com
> PGP Fingerprint: D8E2 3D78 339F A7F1 8C13 1193 B5D1 4FB6 79D1 70DC
>
>
> ------------------------------
>
> Message: 3
> Date: Thu, 08 Jul 2004 07:02:30 -0700
> From: Bill Turner <wrt@dslextreme.com>
> Subject: Re: [WriteLog] Hard Drive Failure, THANKS
> To: writelog@contesting.com
> Message-ID: <03kqe09lhc0n048130indiveblk1pt73kn@4ax.com>
> Content-Type: text/plain; charset=us-ascii
>
> On Thu, 8 Jul 2004 12:12:29 -0000, Robert McGwier wrote:
>
> >Life is too short and I can afford a full raid disk, and excellent
> >back up, and a high quality UPS much more readily than I can afford
> >to lose exactly 1/10 of my life's work.
>
> _________________________________________________________
>
> I see you've been given some good suggestions on how to back up your
> data, but the method many IT professionals recommend has not been
> mentioned: drive imaging.
>
> If you're not aware of it, an image of your drive is one or more large
> files which contains every bit of information on your drive, including
> the OS, boot sector, data, everything. If and when you need to restore,
> you get a complete, identical copy of your HD. You don't have to
> re-install the OS or any programs or tweak any settings. It will be
> restored exactly like it was when you imaged it. I have had to do t his
> a couple of times and it works perfectly.
>
> I use Norton Ghost because of it's simple boot disk operation but there
> are others such as Power Quest's Drive Image. You can create the image
> either on a second HD or a set of CDs. I don't know if DVDs can be used
> or not - I don't have a DVD burner so I haven't looked into it, but I
> suspect it is possible.
>
> Just some food for thought.
>
> --
> Bill, W6WRT
> QSLs via LoTW
>
>
>
> ------------------------------
>
> Message: 4
> Date: Thu, 8 Jul 2004 10:15:33 -0400
> From: "Gary Ferdinand W2CS" <w2cs@bellsouth.net>
> Subject: RE: [WriteLog] Hard Drive Failure, THANKS
> To: <writelog@contesting.com>
> Message-ID: <FNEIKJAOCIPCNAAPADLHIEONHIAA.w2cs@bellsouth.net>
> Content-Type: text/plain; charset="US-ASCII"
>
> I'll toss in one further comment to the excellent input given here.
>
> "Just" having nightly (or whatever) backups in my mind is necessary, but
not
> sufficient. I need to have some degree of protection against myself!
There
> is an entire class of screwup, be it caused by me or caused by some errant
> component in my system, that might lie undetected for a relatively long
> period of time. While you can't guard against everything and do reach a
> point of diminishing returns, I routinely keep rotating quarterly backups
in
> addition to the backups taken more frequently.
>
> I'm trying to guard against one backup (containing undetected, logically
bad
> data) overlaying a good backup (containing the original data) and my
merrily
> thinking all is well...
>
> 73,
>
> Gary W2CS
>
>
> > -----Original Message-----
> > From: writelog-bounces@contesting.com
> > [mailto:writelog-bounces@contesting.com]On Behalf Of Bill Turner
> > Sent: Thursday, July 08, 2004 10:03 AM
> > To: writelog@contesting.com
> > Subject: Re: [WriteLog] Hard Drive Failure, THANKS
> >
> >
> > On Thu, 8 Jul 2004 12:12:29 -0000, Robert McGwier wrote:
> >
> > >Life is too short and I can afford a full raid disk, and excellent
> > >back up, and a high quality UPS much more readily than I can afford
> > >to lose exactly 1/10 of my life's work.
> >
> > _________________________________________________________
> >
> > I see you've been given some good suggestions on how to back up your
> > data, but the method many IT professionals recommend has not been
> > mentioned: drive imaging.
> >
> > If you're not aware of it, an image of your drive is one or more large
> > files which contains every bit of information on your drive, including
> > the OS, boot sector, data, everything. If and when you need to restore,
> > you get a complete, identical copy of your HD. You don't have to
> > re-install the OS or any programs or tweak any settings. It will be
> > restored exactly like it was when you imaged it. I have had to do t his
> > a couple of times and it works perfectly.
> >
> > I use Norton Ghost because of it's simple boot disk operation but there
> > are others such as Power Quest's Drive Image. You can create the image
> > either on a second HD or a set of CDs. I don't know if DVDs can be used
> > or not - I don't have a DVD burner so I haven't looked into it, but I
> > suspect it is possible.
> >
> > Just some food for thought.
> >
> > --
> > Bill, W6WRT
> > QSLs via LoTW
> >
> > _______________________________________________
> > WriteLog mailing list
> > WriteLog@contesting.com
> > http://lists.contesting.com/mailman/listinfo/writelog
> > WriteLog on the web: http://www.writelog.com/
>
>
>
> ------------------------------
>
> Message: 5
> Date: Thu, 08 Jul 2004 14:26:41 +0000
> From: "J. Allen" <vy1ja@northwestel.net>
> Subject: [WriteLog] Help with FT-990 RTTY Interface
> To: john@wa9als.com, writelog@contesting.com
> Message-ID: <000c01c464f7$99a23260$6701a8c0@eagles>
> Content-Type: text/plain; charset=iso-8859-1
>
> I changed the thread name to match where we are with this problem.
>
> Many comments to me ask about the interface type. It is the type that has
a
> pair of 2n2222 and one-K resistors. It is fairly simple, and I plan to
test
> it for operation on the bench.
>
> It has been suggested by some that the 990 needs Optoisolators, and by
> others that the transisitors are the correct interface.... Does anyone
have
> a 990 that works and knows which devices the interface should have. I
have
> been told by several people that the 990 interface works exactly like the
> 1000. Again, does anyone know for sure, and if so, which type of
interface
> works?
>
> J.
> VY1JA
>
>
>
>
>
>
>
>
>
> ------------------------------
>
> Message: 6
> Date: Thu, 08 Jul 2004 09:30:30 -0500
> From: "Jim Brown" <jim@audiosystemsgroup.com>
> Subject: Re: [WriteLog] Help with FT-990 & WL setup
> To: "writelog@contesting.com" <writelog@contesting.com>
> Message-ID: <20040708143058.9A5897D42@gw1.nlenet.net>
> Content-Type: text/plain; charset="us-ascii"
>
> On Thu, 08 Jul 2004 08:43:38 -0400, Barry wrote:
>
> >I never had good luck with optoisolators on my Yaesu gear. I swapped
> >then out for 2N2222 or equiv. transistors. Simple circuit - 1Kohm
> >resistor on base, emitter grounded, output from collector.
>
> This is an inverter, and is exactly what I use for keying from WL via the
serial port. It
> will invert the logic of whatever signal line you put it in, which may or
may not be
> suitable for PTT or other control. If you want non-inverting logic, an
equally simple
> emitter follower configuration might be more suitable.
>
> Jim Brown K9YC
>
>
>
>
> ------------------------------
>
> Message: 7
> Date: Thu, 8 Jul 2004 11:11:01 -0400
> From: "VE3XD" <ve3xd@rogers.com>
> Subject: RE: [WriteLog] Help with FT-990 RTTY Interface
> To: "'J. Allen'" <vy1ja@arrl.net>, <john@wa9als.com>,
> <writelog@contesting.com>
> Message-ID:
>
<20040708150853.YBQQ506190.fep02-mail.bloor.is.net.cable.rogers.com@Toshiba>
>
> Content-Type: text/plain; charset="us-ascii"
>
> I have used a 2n2222 and one-K resistors (ie. CT circuit) on a 990 without
> problem. Used the same interface on the Mark V too before switching to a
> Rigblaster Plus. The same interface works well on my FT-100 whereas a
> optoisolator interface would not work.
>
> GL, Don VE3XD
>
> > -----Original Message-----
> > From: writelog-bounces@contesting.com
> > [mailto:writelog-bounces@contesting.com] On Behalf Of J. Allen
> > Sent: Thursday, July 08, 2004 10:27 AM
> > To: john@wa9als.com; writelog@contesting.com
> > Subject: [WriteLog] Help with FT-990 RTTY Interface
> >
> > I changed the thread name to match where we are with this problem.
> >
> > Many comments to me ask about the interface type. It is the
> > type that has a pair of 2n2222 and one-K resistors. It is
> > fairly simple, and I plan to test it for operation on the bench.
> >
> > It has been suggested by some that the 990 needs
> > Optoisolators, and by others that the transisitors are the
> > correct interface.... Does anyone have a 990 that works and
> > knows which devices the interface should have. I have been
> > told by several people that the 990 interface works exactly
> > like the 1000. Again, does anyone know for sure, and if so,
> > which type of interface works?
> >
> > J.
> > VY1JA
> >
> >
> >
> >
> >
> >
> >
> > _______________________________________________
> > WriteLog mailing list
> > WriteLog@contesting.com
> > http://lists.contesting.com/mailman/listinfo/writelog
> > WriteLog on the web: http://www.writelog.com/
> >
>
>
>
> ------------------------------
>
> Message: 8
> Date: Thu, 08 Jul 2004 15:17:58 +0000
> From: K4SB <k4sb@bellsouth.net>
> Subject: Re: [WriteLog] Hard Drive Failure
> To: writelog@contesting.com
> Message-ID: <40ED65A6.79F377CD@bellsouth.net>
> Content-Type: text/plain; charset=us-ascii
>
> > --- Robert McGwier <rwmcgwier@comcast.net> wrote:
> > > Life is too short and I can afford a full raid disk, and excellent
> > > back up, and a high quality UPS much more readily than I can afford
> > > to lose exactly 1/10 of my life's work.
>
> This is indeed unfortunate. Bob's initial post led me to believe that
> his electronics on the HD had failed.
>
> All of the suggestions made have great merit, but I would like to
> mention one other thing.
>
> IF the failure is in the electronics board of the HD, try to find an
> exact duplicate of it.( and even if you can't, contact the
> manufacturer and see if another model of their drives has the same
> board ) Although you will void the warranty, remove the board from the
> new drive and put it on the old. Then get the data off!!!
>
> It's then a simple matter again to transfer boards.
>
> 73
> Ed
>
>
> ------------------------------
>
> Message: 9
> Date: Thu, 8 Jul 2004 15:17:55 -0000
> From: dj3iw@t-online.de (DJ3IW Goetz)
> Subject: Re: [WriteLog] Hard Drive Failure, THANKS
> To: <wrt@dslextreme.com>, <writelog@contesting.com>
> Message-ID: <000d01c464ff$0d8737a0$7fea9150@MeinComputer>
> Content-Type: text/plain; charset="Windows-1252"
>
> The latest version of Norton Ghost supports DVDs.
>
> 73 de Goetz
> dj3iw@t-online.de
> ----- Original Message -----
> From: "Bill Turner" <wrt@dslextreme.com>
> To: <writelog@contesting.com>
> Sent: Thursday, July 08, 2004 2:02 PM
> Subject: Re: [WriteLog] Hard Drive Failure, THANKS
>
>
>
> > I use Norton Ghost because of it's simple boot disk operation but there
> > are others such as Power Quest's Drive Image. You can create the image
> > either on a second HD or a set of CDs. I don't know if DVDs can be used
> > or not - I don't have a DVD burner so I haven't looked into it, but I
> > suspect it is possible.
> >
> > Just some food for thought.
> >
> > --
> > Bill, W6WRT
> > QSLs via LoTW
> >
> > _______________________________________________
> > WriteLog mailing list
> > WriteLog@contesting.com
> > http://lists.contesting.com/mailman/listinfo/writelog
> > WriteLog on the web: http://www.writelog.com/
> >
>
>
>
>
> ------------------------------
>
> _______________________________________________
> WriteLog mailing list
> WriteLog@contesting.com
> http://lists.contesting.com/mailman/listinfo/writelog
>
>
> End of WriteLog Digest, Vol 19, Issue 15
> ****************************************
>
>
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