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Re: [Healeys] Fw: BJ8 Tacho Upgrade and Digital Speedos

To: Roger Grace <roggrace@telus.net>
Subject: Re: [Healeys] Fw: BJ8 Tacho Upgrade and Digital Speedos
From: HealeyRick <healeyrik@gmail.com>
Date: Tue, 12 Jul 2016 09:37:51 -0400
Cc: Healey List <healeys@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <CFE85AC3C22141C7852F66F4F4A4C2E5@WINDOWST93OFP9>
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There is another option to retain the car's original speedometer and using
a GPS driven motor that is just coming on market now:
http://www.classicautoinnovations.com/#!blank/cvdf

Rick Neville

On Sun, Jul 10, 2016 at 1:27 PM, Roger Grace <roggrace@telus.net> wrote:

> Recently went to Wales to collect my stepper motor converted tacho. and
> now installed.
> So far very good; nice bright red ignition led indicator and led back
> lights.
> They also changed the face text from =E2=80=9Cpositive earth=E2=80=9D to =
negative =E2=80=93 nice
> touch.
> Proper digital stepper motor (BTW Nisonger and others ? don't do this) so
> no more calibration or analog issues, or current pulses.  No mechanical
> hairspring type movement.
> Input is from from the CB on the coil and a new wire has to be installed;
> a little sensitive to routing. I use a Pertronix.
> No doubt they could also convert a mechanical tacho. to digital as well.
>
> Now digital speedos.
>
> There are 2 options.
>
> The first, that I have ordered, is to cut the speedo. cable at a
> convenient spot and install a pulse transducer. My thinking is that this =
is
> preferable and easier than installing a magnetic type on the drive shaft.
> They are building me a RVI instrument that will be near identical to the
> original Smiths with dished face, but with a LED display in place of the
> odo and trip.
> This will have a modern digital stepper motor drive and hopefully be
> stable and accurate. High beam indicator as before. Easy, accurate
> calibration.
> I have ordered this as MPH and so my plan, for driving in Canada will be
> to calibrate for 140 MPH as actually 140 kPH. This is easy to do and when
> in US will revert back to MPH. Only problem is that the total odo will be
> affected; may just use the trip to keep track or just stick with MPH.
> Will report back after receipt.
>
> Second option is to use an electronic digital cable drive to drive the
> original magnetic speedo with original odo. and trip, if preserving the
> original look is important. This also uses the same pulse transducer as p=
er
> the LCD one. The pulses now drive a mini digital brushless dc motor in a
> separate box with electronic speed control. This box has a speedo cable
> output (usually short) so electronic scaling is easy but it is still a
> mechanical magnetic cup type drive. Hopefully, with no long cable and sab=
le
> pulses the typical speedo blips etc will be eliminated. There is also som=
e
> electronic filtering. This is the more expensive option and they insist
> they will only sell this option if you have the original speedo refurbish=
ed
> by them as well. This in the final stages of development and they have a
> large contract to fulfill in next 2 months, so realistically by Nov. time=
.
>
> As I will still have my original speedo. so if not happy with the LCD
> above could resort to this solution.
>
> rg
>
> *From:* Roger Grace <roggrace@telus.net>
> *Sent:* Friday, May 6, 2016 8:33 AM
> *To:* Healey List <healeys@autox.team.net>
> *Subject:* BJ8 Tacho Upgrade
>
> Seriously thinking of getting my moving coil tacho. upgraded to a modern
> stepper motor type movement, retaining the original face and case.
> Speedy Cables in Wales offer this.
> So, wondering (UK listers ?) if anyone has had this done and any comments
> about this type of conversion.
> Are there perhaps any US companies that do this as well ?
> Tkx
> rg
>
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>
>
>

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<div dir=3D"ltr">There is another option to retain the car&#39;s original s=
peedometer and using a GPS driven motor that is just coming on market now: =
=C2=A0<a href=3D"http://www.classicautoinnovations.com/#!blank/cvdf";>http:/=
/www.classicautoinnovations.com/#!blank/cvdf</a><div><br></div><div>Rick Ne=
ville</div></div><div class=3D"gmail_extra"><br><div class=3D"gmail_quote">=
On Sun, Jul 10, 2016 at 1:27 PM, Roger Grace <span dir=3D"ltr">&lt;<a href=
=3D"mailto:roggrace@telus.net"; target=3D"_blank">roggrace@telus.net</a>&gt;=
</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .=
8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir=3D"ltr">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div>Recently went to Wales to collect my stepper motor converted tacho. an=
d now=20
installed.</div>
<div>So far very good; nice bright red ignition led indicator and led back=
=20
lights.</div>
<div>They also changed the face text from =E2=80=9Cpositive earth=E2=80=9D =
to negative =E2=80=93 nice=20
touch.</div>
<div>Proper digital stepper motor (BTW Nisonger and others ? don&#39;t do t=
his) so=20
no more calibration or analog issues, or current pulses.=C2=A0 No mechanica=
l=20
hairspring type movement.</div>
<div>Input is from from the CB on the coil and a new wire has to be install=
ed; a=20
little sensitive to routing. I use a Pertronix.</div>
<div>No doubt they could also convert a mechanical tacho. to digital as=20
well.</div>
<div>=C2=A0</div>
<div>Now digital speedos.</div>
<div>=C2=A0</div>
<div>There are 2 options.</div>
<div>=C2=A0</div>
<div>The first, that I have ordered, is to cut the speedo. cable at a conve=
nient=20
spot and install a pulse transducer. My thinking is that this is preferable=
 and=20
easier than installing a magnetic type on the drive shaft.</div>
<div>They are building me a RVI instrument that will be near identical to t=
he=20
original Smiths with dished face, but with a LED display in place of the od=
o and=20
trip.</div>
<div>This will have a modern digital stepper motor drive and hopefully be s=
table=20
and accurate. High beam indicator as before. Easy, accurate calibration.</d=
iv>
<div>I have ordered this as MPH and so my plan, for driving in Canada will =
be to=20
calibrate for 140 MPH as actually 140 kPH. This is easy to do and when in U=
S=20
will revert back to MPH. Only problem is that the total odo will be affecte=
d;=20
may just use the trip to keep track or just stick with MPH.</div>
<div>Will report back after receipt.</div>
<div>=C2=A0</div>
<div>Second option is to use an electronic digital cable drive to drive the=
=20
original magnetic speedo with original odo. and trip, if preserving the ori=
ginal=20
look is important. This also uses the same pulse transducer as per the LCD =
one.=20
The pulses now drive a mini digital brushless dc motor in a separate box wi=
th=20
electronic speed control. This box has a speedo cable output (usually short=
) so=20
electronic scaling is easy but it is still a mechanical magnetic cup type d=
rive.=20
Hopefully, with no long cable and sable pulses the typical speedo blips etc=
 will=20
be eliminated. There is also some electronic filtering. This is the more=20
expensive option and they insist they will only sell this option if you hav=
e the=20
original speedo refurbished by them as well. This in the final stages of=20
development and they have a large contract to fulfill in next 2 months, so=
=20
realistically by Nov. time.</div>
<div>=C2=A0</div>
<div>As I will still have my original speedo. so if not happy with the LCD =
above=20
could resort to this solution.</div>
<div>=C2=A0</div>
<div>rg</div>
<div>=C2=A0</div>
<div><b>From:</b> <a title=3D"roggrace@telus.net" href=3D"mailto:roggrace@t=
elus.net" target=3D"_blank">Roger Grace</a> </div>
<div>
<div style=3D"FONT:10pt tahoma">
<div style=3D"BACKGROUND:#f5f5f5">
<div><b>Sent:</b> Friday, May 6, 2016 8:33 AM</div>
<div><b>To:</b> <a title=3D"healeys@autox.team.net" href=3D"mailto:healeys@=
autox.team.net" target=3D"_blank">Healey List</a> </div>
<div><b>Subject:</b> BJ8 Tacho Upgrade</div></div></div>
<div><font face=3D"Comic Sans MS"></font>=C2=A0</div></div>
<div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;FONT-FAMILY:&quot;Calibr=
i&quot;;FONT-WEIGHT:normal;COLOR:#000000;FONT-STYLE:normal;DISPLAY:inline">
<div dir=3D"ltr">
<div style=3D"FONT-SIZE:12pt;FONT-FAMILY:&#39;Comic Sans MS&#39;;COLOR:#000=
000">
<div>Seriously thinking of getting my moving coil tacho. upgraded to a mode=
rn=20
stepper motor type movement, retaining the original face and case.</div>
<div>Speedy Cables in Wales offer this.</div>
<div>So, wondering (UK listers ?) if anyone has had this done and any comme=
nts=20
about this type of conversion.</div>
<div>Are there perhaps any US companies that do this as well ?</div>
<div>Tkx</div><span class=3D"HOEnZb"><font color=3D"#888888">
<div>rg=20
</div></font></span></div></div></div></div></div></div></div></div></div><=
/div></div></div></div></div></div></div></div></div></div></div></div></di=
v></div></div></div></div></div></div></div></div></div></div></div>
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