I suspect it is so responsive because it has its own power supply ..
a small box connected to 'ignition on' power.

other ones I have used are self-powered ..
the sender generates its own tiny current to run the gauge..
and that style seems more slow to respond.

----- Original Message -----
From: "Gary Bawden" <goldfieldgary@GMAIL.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Saturday, July 09, 2011 3:53 PM
Subject: Exhaust gas Temp gauge

> Hi Mike,
>
> As Zeitgeist mentioned, egauges.com for your gauges. I bought the Isspro,
> actually the selling point for me was it was the only one that actually
> says
> "pyrometer" on it instead of EGT, kind of important to me, BUT it really
> turned out to be a good choice! It is hands-down the most responsive
> pyrometer I have ever seen, the gauge tracks your EGT with hardly any
> delay
> at all. Plus it has a color-coded face, green for temperatures up to 1050
> F,
> yellow for 1050 to 1250, and red for 1250 and over. Nice!
>
> Gary
>
>
>
>
>> Date:    Sat, 9 Jul 2011 13:27:43 -0700
>> From:    Mike Miller <mwmiller6@ATT.NET>
>> Subject: Exhaust gas Temp gauge
>>
>> Forgot to mention I also need an EGT gauge for the diesel. Oil
>> pressure/temp would be nice as well.
>>
>> Where best to get this sort of stuff.
>>
>> Mike
>>
>> ------------------------------
>>
>> Date:    Sat, 9 Jul 2011 13:39:21 -0700
>> From:    Zeitgeist <gruengeist@GMAIL.COM>
>> Subject: Re: Exhaust gas Temp gauge
>>
>> http://www.egauges.com/
>>
>> On Sat, Jul 9, 2011 at 1:27 PM, Mike Miller <mwmiller6@att.net> wrote:
>>
>> > Forgot to mention I also need an EGT gauge for the diesel. Oil
>> > pressure/temp would be nice as well.
>> >
>> > Where best to get this sort of stuff.
>> >
>> > Mike
>> >
>>
>>
>>
>> --
>> Casey
>>