Some of you have mentioned using an electronic tachometer to check and adjust the speed of your phonographs. I would like to know what you use and where to buy it. I'm currently fighting with a cylinder machine which has inconsistent speed and I need something better than a strobe disc for analysis.
Thanks.
Jim
Checking speed
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Re: Checking speed
I have the same one. Works perfectly, no problems.Nat wrote:Here's what I use - very simple, reliable...
http://www.amazon.com/Digital-Photo-Las ... tachometer
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- Victor VI
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Re: Checking speed
This appears to be the same one at about $15 including US shipping:
http://www.amazon.com/Professional-Digi ... s_indust_1
http://www.amazon.com/Professional-Digi ... s_indust_1
- OrthoSean
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Re: Checking speed
I just ordered one, out with the strobe discs! Just kidding, I'll probably keep those as well....
Sean
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Re: Checking speed
I have been very happy with mine as I found that all of my machines were running fast. (I am truely tone deaf)
A few hints:
- you will have to place a small piece of reflective tape on the record surface. I keep a playable, but not valuable 78, DD, 2 and 4 minute cylinder with said reflective tape so I have them ready when I need to test. Many machines slow down when the needle in in the groove, so it is best to have them ready.
- You can also stick a sliver of paper under the record edge and sticking out.
- You will find that you get this thing, put in the batteries, get your test records ready, go through your collection getting everything adjusted and feeling real good. Then about 3 months later, you want to check a machine and guess what? The batteries are dead and you have to go hunting for new ones. If you are not planning on using it again with a short window, I suggest you pull the batteries.
A few hints:
- you will have to place a small piece of reflective tape on the record surface. I keep a playable, but not valuable 78, DD, 2 and 4 minute cylinder with said reflective tape so I have them ready when I need to test. Many machines slow down when the needle in in the groove, so it is best to have them ready.
- You can also stick a sliver of paper under the record edge and sticking out.
- You will find that you get this thing, put in the batteries, get your test records ready, go through your collection getting everything adjusted and feeling real good. Then about 3 months later, you want to check a machine and guess what? The batteries are dead and you have to go hunting for new ones. If you are not planning on using it again with a short window, I suggest you pull the batteries.
Why do we need signatures when we are on a first avatar basis?
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- Victor IV
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Re: Checking speed
Thanks for all the advice. Historically, strobes have been adequate but I'm having trouble getting my Triumph to run at an even speed and a strobe is too hard to read (my eyes cross after a minute or so). The Triumph problem may be the subject of its own thread soon.
Jim
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Re: Checking speed
Ditto. Really like it.Valecnik wrote:I have the same one. Works perfectly, no problems.Nat wrote:Here's what I use - very simple, reliable...
http://www.amazon.com/Digital-Photo-Las ... tachometer
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2. Shortage of finance, however dire, will never prevent the acquisition of a desired object, however improbable its cost.
1. Space will expand to accommodate an infinite number of possessions, regardless of their size.
2. Shortage of finance, however dire, will never prevent the acquisition of a desired object, however improbable its cost.
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Re: Checking speed
I have a 1 foot long pig-tail extension cord that happens to have a neon light in the clear plastic of the female end. The light is there so you know the power is ON. It works like a charm when held near the strobe disc that I use for may machines. It stops the lines dead on and very visible in almost any ambient light. I bought the cords (set of three) at Big Lots for a couple of bucks. This is the same concept that Hi-Fi stereo turntables use to display the speed.phonojim wrote:Thanks for all the advice. Historically, strobes have been adequate but I'm having trouble getting my Triumph to run at an even speed and a strobe is too hard to read (my eyes cross after a minute or so). The Triumph problem may be the subject of its own thread soon.
Jim
I'm sure there are other devices with similar lights that could also be used.
I do like the digital tach idea, and they're not expensive. I might just have to buy one too. No such thing as having too many toys.
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Re: Checking speed
I'd be interested to know how people allow for/adjust for needle drag?
BW - I watched the largely very good made-for-TV movie "Nuremberg" last night. At one point Jackson's secretary (note that this takes place in German y in 1946) was "listening" to a Marlene Dietrich record, ostensibly issuing from a Diamond Disc machine. Hmmm.... Some one slipped up there!
BW - I watched the largely very good made-for-TV movie "Nuremberg" last night. At one point Jackson's secretary (note that this takes place in German y in 1946) was "listening" to a Marlene Dietrich record, ostensibly issuing from a Diamond Disc machine. Hmmm.... Some one slipped up there!