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Dwell Meters, who still uses them?

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kbuhagiar

Well-known member
Joined
Dec 27, 2005
Messages
1,758
Location
Escondido, CA
Still using mine that I bought 47 years ago (similar to this below):


Indispensable when tuning my old (pre-1972) cars.
 

DrinkMan

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Joined
Sep 13, 2020
Messages
1,252
Location
Georgia, USA
I got rid of my old Sears analyzer decades ago but last year when setting up my Mercedes, I really needed something more than a feeler gauge and timing light to get it running good. Luckily, I had DMM that has a digital dwell display. Really helped diagnosis my issues and get things set up properly. I missed my old needle dwell meter but the digital display was adequate.
 

Kent_B

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Joined
Jul 4, 2013
Messages
1,406
Location
MI
I keep my dwell meter and timing light around for use on my old 4-cyl. Ford tractor. All the vehicles are electronic ign,
 

Old Donn

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Joined
Apr 26, 2009
Messages
1,585
Location
Michigan
My old Chevy still runs points & condenser, so yeah, I've still got a dwell meter. Matter of fact, I'll be putting it into service shortly, when I roll the car out for the season.
 

Neggy

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Joined
May 30, 2021
Messages
754
we still have a distributor out of the car set up machine.

We also have a dwell tach and timing light on the wall
 

2ndGearRubber

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Joined
Mar 24, 2014
Messages
14,185
Location
Pittsburgh
I've never used a dwell meter, I just use a labscope and degree cursors if need be. Which is a few times in my career. If I need rpm to set idle speed, I do the same, degree cursors on ignition strikes.

Full disclosure - I typically just set the idle rpm and base ignition timing to factory spec, then tweak the mixture screw until I get an ignition burn line about 1.2ms long. I do very little carb fiddling as most carb equipped vehicles I encounter just need new engines, thus I never even get that far.
 

metaldad

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Aug 2, 2011
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Location
nw indiana

richfinn

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Jan 29, 2011
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4,817
Location
Leeds, Yorkshire, England
I've never used a dwell meter, I just use a labscope and degree cursors if need be. Which is a few times in my career. If I need rpm to set idle speed, I do the same, degree cursors on ignition strikes.

Full disclosure - I typically just set the idle rpm and base ignition timing to factory spec, then tweak the mixture screw until I get an ignition burn line about 1.2ms long. I do very little carb fiddling as most carb equipped vehicles I encounter just need new engines, thus I never even get that far.
Back in the 80s our Crypton Tuners Oscilloscope (CRT no record or cursors)
would calculate the dwell angle and display it on a separate readout.
 

dscheidt

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Joined
Apr 26, 2017
Messages
2,909
Just yesterday, I was at my local Habitat restore, and a 20 something year old guy was looking at a dwell/tachometer thing, and asked me if I knew what it was. I resisted the urge to tell him to ask his grandfather, and told him. I'm pretty sure he had no idea what a distributor was.
 
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James-W

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Joined
Feb 3, 2013
Messages
12,432
Location
Southeastern Wisconsin
I used to have a timing light and a dwell meter, still have them although I have no clue as to where they are. Not real sure what I would do with them even if I knew where they were. They are, essentially, a product of bygone days.
 

Aileron

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Joined
Apr 15, 2019
Messages
471
Location
outside
My dad still uses the one i built when i was 12 from a Radio Shack Archer kit. I built a Archer vom back then when i was a freshman in high school electronics class. Not sure what ever happened to the old ham radio i built. I'm 56 so its been around a while.
 

Kscardsfan

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Joined
Apr 28, 2020
Messages
1,651
Location
The Little Apple
My dad still uses the one i built when i was 12 from a Radio Shack Archer kit. I built a Archer vom back then when i was a freshman in high school electronics class. Not sure what ever happened to the old ham radio i built. I'm 56 so its been around a while.
De KEØQEM.
 

Kscardsfan

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Joined
Apr 28, 2020
Messages
1,651
Location
The Little Apple
Oddly enough, I don’t have these things despite owning a ‘48 Ferguson TO-20, a 1963 C600 Ford, a 1950 Chevy 5 window, and being the next owner of my dad’s ‘82 Jeep Scrambler.
 

Desertskyy

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Joined
Oct 28, 2012
Messages
185
Location
So Cal, Ventura Co.
I have two dwell meters still. One Sears engine analyzer type from about 1982 or so and a Sears/Peneske Dwell/Tach from about the same time frame

I still use my timing light perodically as I have a 94 Ford Ranger that still has a distributor
 

PBCampbell

Well-known member
Joined
Feb 2, 2009
Messages
871
Location
WV
I still use the timing light also, but haven't touched the dwell meter in at least 40 years I'd bet. Strangely I know exactly where it is. Mine is a Marquette 41-something.
 

bctexas

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Joined
Sep 6, 2015
Messages
671
Location
Aubrey, TX
A couple. :) The oldest is from 1947. The Master Motor Tester and the distributor machine I've had since the very early 1970's, and the Heathkit stuff on the top shelf in the first pic I built in 1971. Most of the rest I've collected since we built the shop in 2018.

consumer.jpgsun.jpg
 

CoogarXR

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Joined
Jan 11, 2016
Messages
6,867
Location
Ohio
I still have my timing light and dwell meter. I have used the hell out of the timing light, but I think I have only owned one car in the last 10 years (65 fury) that still had points. I keep the dwell meter around just in case I run into another points vehicle. I never know what I'm gonna buy until I see it, lol.
 

bctexas

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Joined
Sep 6, 2015
Messages
671
Location
Aubrey, TX
If anyone knows of a compact stand-alone digital dwell meter or dwell-tach, I'd be interested.

Hi Engineer2! Why digital? It seems to me you would be able to, for instance, see variations in idle speed and smoothness as you were tweaking the idle screws easier with a meter needle than with a digital display. But I have to admit I've never tried a digital display for doing tune-up work.

Happy Motoring!
 

APEowner

Well-known member
Joined
Oct 2, 2009
Messages
4,166
Location
Sunny, New Mexico
My dwell meter died about 10 years ago and on the rare occasions I work on a points ignition I've been using an oscilloscope since then. Two of my three race cars have distributors so I do use a timing light pretty regularly.
 

anndel

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Joined
Oct 28, 2015
Messages
3,270
Location
Hawaii, USA
Still have my Sears Engine Analyzer 161.21300 (9-2163) I bought in high school and it still works though only tested volts, alternator charging and RPM. Don't have any cars with points and condenser anymore.
 

snakeeyes

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Joined
Aug 31, 2014
Messages
116
Dwell meters are still good for modern engines to check coil packs to make sure they are in spec or what actual dwell is. Not super common, but once you get into upper levels of racing you start checking what coils are capable of and what you can command from them via the computer.
 

Buster21

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Joined
Aug 16, 2014
Messages
418
Location
Idaho
This thread made me go find mine, found it in the drawer with my timing light. Not much use anymore but keep it just in case.
 

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