Re: [neonixie-l] oscilloscope blues

2011-07-17 Thread jb-electronics

Hello Shane,

that depends a little on the scope I would say. Is it digital, is it 
analog, does it have a built-in logic analyzer, does it weigh 5 tons or 
100g? ;-)


For the basic ideas, this is one of the first links that Google lists:

http://www.doctronics.co.uk/scope.htm

Regards,
Jens



Does anyone here, know of a good   I have an oscilloscope, but don't
have a clue how to use it guide?  I have had it for over a year, and
now that I'm getting into more programming, analog/digital, and logic
circuits, I need to figure it out.  Any help?

Shane



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Re: [neonixie-l] oscilloscope blues

2011-07-17 Thread Shane Ellis
It's a Tenma 72-320.  I assume it's analog, by the age, and weight.  It's
got a handle on top, and weighs about ten pounds.

Thanks for the info, I'll check that out.

Shane

On Sun, Jul 17, 2011 at 12:58 PM, jb-electronics 
webmas...@jb-electronics.de wrote:

 Hello Shane,

 that depends a little on the scope I would say. Is it digital, is it
 analog, does it have a built-in logic analyzer, does it weigh 5 tons or
 100g? ;-)

 For the basic ideas, this is one of the first links that Google lists:

 http://www.doctronics.co.uk/**scope.htmhttp://www.doctronics.co.uk/scope.htm

 Regards,
 Jens



  Does anyone here, know of a good   I have an oscilloscope, but don't
 have a clue how to use it guide?  I have had it for over a year, and
 now that I'm getting into more programming, analog/digital, and logic
 circuits, I need to figure it out.  Any help?

 Shane


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Re: [neonixie-l] oscilloscope blues

2011-07-17 Thread David Forbes

On 7/17/11 10:37 AM, Mimewar wrote:

Does anyone here, know of a good   I have an oscilloscope, but don't
have a clue how to use it guide?  I have had it for over a year, and
now that I'm getting into more programming, analog/digital, and logic
circuits, I need to figure it out.  Any help?

Shane



The best way is to start poking the probe into low-voltage circuits, to 
see what's there. Of course, a knowledge of the circuit diagram could be 
helpful.


Back when I was a tiny tot, there were these things called television 
sets, containing tubes and/or transistors. A company called SAMS made 
these wonderful repair guides called Photo-Fact schematic folders. They 
had dozens of oscilloscope traces printed right on the schematic 
diagrams, indicating what signal waveform and size to expect on each 
stage of the circuit. They also had photos of the chassis (PC boards or 
point-to-point wiring) calling out every component and every waveform's 
test point.


But these were television sets full of yummy high voltage, and the 
danger of getting a big shock or blowing up the scope probe was palpable.


--
David Forbes, Tucson AZ

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Re: [neonixie-l] oscilloscope blues

2011-07-17 Thread Rick
On 7/17/2011 12:09 PM, David Forbes wrote:
 On 7/17/11 10:37 AM, Mimewar wrote:
 Does anyone here, know of a good   I have an oscilloscope, but don't
 have a clue how to use it guide?  I have had it for over a year, and
 now that I'm getting into more programming, analog/digital, and logic
 circuits, I need to figure it out.  Any help?

 Shane

 
 The best way is to start poking the probe into low-voltage circuits, to see
 what's there. Of course, a knowledge of the circuit diagram could be helpful.
 
 Back when I was a tiny tot, there were these things called television sets,
 containing tubes and/or transistors. A company called SAMS made these 
 wonderful
 repair guides called Photo-Fact schematic folders. They had dozens of
 oscilloscope traces printed right on the schematic diagrams, indicating what
 signal waveform and size to expect on each stage of the circuit. They also had
 photos of the chassis (PC boards or point-to-point wiring) calling out every
 component and every waveform's test point.
 
 But these were television sets full of yummy high voltage, and the danger of
 getting a big shock or blowing up the scope probe was palpable.
 

Or the manuals from Tektronix equipment from the 70s and into the 80s. Have to
say it was pretty cool to have a manual that included schematics, a pretty full
theory of operation, and service info.

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