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Author Topic: Help to decide oscilloscope: Instek or Rigol  (Read 15827 times)
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zac
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« Reply #25 on: January 11, 2014, 05:11:02 05:11 »

The 289 battery life sucks big time, for something as expensive as it is.

The battery life on mine hasn't been bad.  I use it regularly and a set of 6 AA duracell alkaline batteries lasts more than a year.  It has auto shutoff (unlike my old 8060A) that also helps. 
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Vineyards
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« Reply #26 on: January 11, 2014, 08:20:16 08:20 »

The perceived measurement accuracy and stability is my emphasis. I have other general purpose multimeters including a Tektronix, Kyoritsu and a few other cheaper ones. All the others tend go up and down with their measurements. This one usually gives me a single stable figure. I think they used LP filters and more stable electronics.
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Binary1955
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« Reply #27 on: January 11, 2014, 10:35:39 22:35 »

Back to Topic. Which Oscilloscopes?
I have searched and compared for half a year and was very skeptical. First, the price also played a role. Then I was wondering how often do you buy yourself a Oscilloscopes? What if it is then in the near future is weak for what are you doing?
So I have limits of 200Mhz to 500 Mhz should it be already, so no entry oscilloscopes. I Develop already for 30 years, so it has to be something good and not on price, but my recommendation RIGOL DS2000 or DS4000 series.

Example: On the memory depth of 140M pts is not even approach the Tektronix Oscilloscope 1Ghz. And that currently costs about 13,000 euros.
There is a test video on YouTube and there one sees that in a test measuring the expensive Tektronix lagging behind. Shocked

I bought a DS4054 and regret it in no moment. Smiley


For questions, I am happy to help
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Vineyards
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« Reply #28 on: January 11, 2014, 10:52:21 22:52 »

I am a Rigol owner too. Though it has served for nearly seven years. There were occasional firmware related quirks. It is a 60MHz scope with the digital analyzer add-on. Thanks for the tip about the higher spec Rigol but i guess i will save my money for a spectrum analyzer. You are welcome to making suggestions about it too.
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sarah90
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« Reply #29 on: January 28, 2014, 04:32:37 16:32 »

There is a test video on YouTube and there one sees that in a test measuring the expensive Tektronix lagging behind. Shocked

I didn't see that video. Which tek is that?

Generally speaking I would rather go for agilent (or keysight  Roll Eyes) with high end scopes than tek or lecroy. Older tek models (refurbished) can be nice though.

I'm happy with my rigol ds2000. Can't beat that price/performance ratio.
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pgugi
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« Reply #30 on: January 28, 2014, 04:34:45 16:34 »

Hello
I use Instek oscilloscope and it is very good for money. I am happy with it.
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Binary1955
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« Reply #31 on: January 28, 2014, 05:06:35 17:06 »

I didn't see that video. Which tek is that?
Here is the link "Rigol DS 4054 versus Tek 4104 review ": http://www.youtube.com/watch?v=76s_Zyrqs2E
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Kroko
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« Reply #32 on: February 03, 2014, 12:09:53 00:09 »

Rigol DS1074Z is also very affortable, has lots of features and is hackable.
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myheadhurts
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« Reply #33 on: February 20, 2014, 08:23:56 20:23 »

I have a GW Instek GDS840c storage scope at home and like it alot.


I bought it very cheap (£200) off ebay.

When I went to pick it up ,the guy had a literal skip full of GW Instek gear, so I also picked up a SFG2110 Function generator for £50 aswell.

He had them because Farnell had filled a skip with brand new GW Instek branded gear , as GW Instek had changed its name to Tenma... And he knew the skip company owner.

It also shows how much profit Farnell make on items if they can afford to dump gear,rather than sell it off cheap.

Rob
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Vineyards
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« Reply #34 on: February 21, 2014, 09:18:29 09:18 »

Farnell and profit... These two words pop up in my mind whenever I hear their name. They are not selling components; they are in the jewellery business Smiley
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marianqt
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« Reply #35 on: March 04, 2014, 10:10:27 22:10 »

Hi everyone!
I know it is an old thread but to not open another i use this.
What do you think between :
http://www.digilentinc.com/Products/Detail.cfm?NavPath=2,1040,1043&Prod=ANALOG-DISCOVERY
and
http://www.sainsmart.com/sainsmart-dds-140-40m-200m-s-virtual-oscilloscope-black.html
It's somebody owner of one of these?
If so could post a small review?
Best regards.
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