Author Topic: New Function Generator  (Read 7853 times)

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Offline NiaDebesisTopic starter

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New Function Generator
« on: December 13, 2017, 11:37:38 am »
Ill probably have to buy a new function generator..because my Rigol 1022u now have a corrupted firmware..(firmware upgrade fail)
I generally works on filters and troubleshooting, I don't need of the most expensive piece of equipment, so my choiche is between this models

Rigol 1022z (Ill buy this for the higher freq. of the arbs, better signal purity and personally a better U.I)

Siglent SDG1062X (Ill buy this for obv the 60Mhz, 500€ on Batronix)

Personally I haven't needed more of 25Mhz, and also I have a Rigol scope, my budget is of 500€ but batronix sell the 1022z for just 400€ inc. 19% VAT and free ship (I live in Italy, and Batronix is in Geramany) and that 100€ euro will usefull to upgrade my soldering iron (a stupid WHS40) to a Ersa I con nano with some tips

What should I to do?

Ps (If Rigol can't do nothing how much can I do from that Rigol 1022u?)
« Last Edit: December 13, 2017, 11:46:16 am by NiaDebesis »
 

Offline sainter

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Re: New Function Generator
« Reply #1 on: December 13, 2017, 01:33:26 pm »
I couldn't make up my mind between these two AWG, but after I saw a DG1032z for the price of 1022z at rigol clearance sale, I pulled the triger on DG1032Z, Siglent and Rigol are very similar, each has it's highlights, put both spec side by side and decide witch give more of what you need. For me, larger arbitrary wave form memory was more important then two time smaller Vpp output. But your mileage may vary.
 

Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #2 on: December 13, 2017, 02:56:13 pm »
I couldn't make up my mind between these two AWG, but after I saw a DG1032z for the price of 1022z at rigol clearance sale, I pulled the triger on DG1032Z, Siglent and Rigol are very similar, each has it's highlights, put both spec side by side and decide witch give more of what you need. For me, larger arbitrary wave form memory was more important then two time smaller Vpp output. But your mileage may vary.

The thing is that I don't know the fidelity of the siglent, I have read about the 15Mhz  square wave of the Rigol 1000x is just crap, Ill buy the one that have more fidelity, I use Arb not that much, so I don't need of a lot of memory, but I need of a pretty good signal (I don't expect a pure square wave at 500000Mhz, because the budget of 500€ is pretty low, but I need of something thats good in this price range)
 

Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #3 on: December 13, 2017, 04:08:15 pm »
I couldn't make up my mind between these two AWG, but after I saw a DG1032z for the price of 1022z at rigol clearance sale, I pulled the triger on DG1032Z, Siglent and Rigol are very similar, each has it's highlights, put both spec side by side and decide witch give more of what you need. For me, larger arbitrary wave form memory was more important then two time smaller Vpp output. But your mileage may vary.

The thing is that I don't know the fidelity of the siglent, I have read about the 15Mhz  square wave of the Rigol 1000x is just crap, Ill buy the one that have more fidelity, I use Arb not that much, so I don't need of a lot of memory, but I need of a pretty good signal (I don't expect a pure square wave at 500000Mhz, because the budget of 500€ is pretty low, but I need of something thats good in this price range)
 

Offline dpenev

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Re: New Function Generator
« Reply #4 on: December 13, 2017, 05:35:36 pm »
Hi NiaDebesis,

I have RIGOL DG4062 for sale.
I have purchased it few years ago but I barely use it.
So it looks like brand new. I have all the things RIGOL ship it with
and I believe I will find the original package as well.
Now I have purchased Siglent SDG6021 so the RIGOL one I don't need anymore.
I am willing to sale for a good price.

In case you are interested please let me know and I will make you an offer.

Dimitar   
 

Offline nctnico

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Re: New Function Generator
« Reply #5 on: December 13, 2017, 06:13:24 pm »
Siglent does have a long enough history with function generators so they got most issues ironed out. OTOH if you just need a simple generator you can also look at the ones from Feeltech.
There are small lies, big lies and then there is what is on the screen of your oscilloscope.
 

Offline tautech

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Re: New Function Generator
« Reply #6 on: December 13, 2017, 06:54:41 pm »

The thing is that I don't know the fidelity of the siglent, I have read about the 15Mhz  square wave of the Rigol 1000x is just crap, Ill buy the one that have more fidelity, I use Arb not that much, so I don't need of a lot of memory, but I need of a pretty good signal (I don't expect a pure square wave at 500000Mhz, because the budget of 500€ is pretty low, but I need of something thats good in this price range)
https://www.eevblog.com/forum/testgear/siglent-sdg1000x-waveform-generators/

Their main feature is the frequency of the square wave they offer.....to their full BW.

For a few less $ than SDG1062X you can get SDG2042X and while their squarewave stops at 25 MHz the 40 MHz sine wave can be improved to 120 MHz.  ;)
In this thread is how:
https://www.eevblog.com/forum/testgear/the-siglent-sdg2042x-thread/

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Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #7 on: December 13, 2017, 07:00:16 pm »
Siglent does have a long enough history with function generators so they got most issues ironed out. OTOH if you just need a simple generator you can also look at the ones from Feeltech.

Siglent have more history with function generator? Didn't know that
I need of a Arb gen with a pretty good signal fidelity
So for you the siglent sdg 1062x will be a bettere choiche?
 

Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #8 on: December 13, 2017, 07:04:11 pm »
And sdg 2032X cost 100€ more thab the 1062x
And my budget is pretty streched out at 500€
 

Offline nctnico

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Re: New Function Generator
« Reply #9 on: December 13, 2017, 07:06:14 pm »
SDG1000X Their main feature is the frequency of the square wave they offer.....to their full BW.
That is physically impossible  :box:
Serious though: IMHO it is lame some function generators limit other waveforms except sine wave to 1/10th of the sine wave bandwidth. Please let the user decide what is acceptable or not!

Siglent does have a long enough history with function generators so they got most issues ironed out. OTOH if you just need a simple generator you can also look at the ones from Feeltech.
Siglent have more history with function generator? Didn't know that
I need of a Arb gen with a pretty good signal fidelity
So for you the siglent sdg 1062x will be a bettere choiche?
I don't know exactly what you mean by 'signal fidelity'. Do you mean low jitter? Low distortion? High amplitude?
I have a very old SDG1010 (probably one of the very first which came out of the factory) and so far it has been doing what it should do (except for log sweep).
There are small lies, big lies and then there is what is on the screen of your oscilloscope.
 

Offline tautech

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Re: New Function Generator
« Reply #10 on: December 13, 2017, 07:08:58 pm »
Copied from the datsheets:
SDG1000X
150 MSa/s sampling rate, 14-bit vertical resolution, and 16 kpts
waveform length

SDG2000X
High-performance sampling system with 1.2GSa/s sampling rate
and 16-bit vertical resolution.
Innovative TrueArb technology, based on a point-by-point
architecture, supports any 8pts~8Mpts Arb waveform with a
sampling rate in range of 1?Sa/s~75MSa/s

Siglent Hamburg pricing:
SDG1000X models
http://www.siglenteu.com/pdxx.aspx?id=2394&T=2&tid=16
SDG2000X
http://www.siglenteu.com/pdxx.aspx?id=1115&T=2&tid=16
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Offline tautech

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Re: New Function Generator
« Reply #11 on: December 13, 2017, 07:10:49 pm »
Please let the user decide what is acceptable or not!
Always.

They should be given the info to decide by themselves.
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Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #12 on: December 13, 2017, 07:14:49 pm »
SDG1000X Their main feature is the frequency of the square wave they offer.....to their full BW.
That is physically impossible  :box:
Serious though: IMHO it is lame some function generators limit other waveforms except sine wave to 1/10th of the sine wave bandwidth. Please let the user decide what is acceptable or not!

Siglent does have a long enough history with function generators so they got most issues ironed out. OTOH if you just need a simple generator you can also look at the ones from Feeltech.
Siglent have more history with function generator? Didn't know that
I need of a Arb gen with a pretty good signal fidelity
So for you the siglent sdg 1062x will be a bettere choiche?
I don't know exactly what you mean by 'signal fidelity'. Do you mean low jitter? Low distortion? High amplitude?
I have a very old SDG1010 (probably one of the very first which came out of the factory) and so far it has been doing what it should do (except for log sweep).

Low distortion, low jitter, fault of my english
I thought that buying a Function Gen. Of the same company of my scope will maked sense
So between the 1062x and the 1022z  the first will be a better choiche? I care only about of the quality of the signal, not that much of the bandwith (my scope is only a 100Mhz cant take for example most of Harmonics in a Square wave at high frequency)
And that siglent appear to be a very nice unit
How is the support in Europe?
(I have emailed Rigol about the prpblem at my DG1022U 3/4 days ago..and nothing for now)
 

Offline simone.pignatti

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Re: New Function Generator
« Reply #13 on: December 13, 2017, 07:45:49 pm »
Support in EU is decent. Rigol has its own repair lab close to Munich and the distributors are typically available for supporting the users with or without warranty.
Technical Support
 

Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #14 on: December 13, 2017, 07:57:20 pm »
Support in EU is decent. Rigol has its own repair lab close to Munich and the distributors are typically available for supporting the users with or without warranty.

I have sent an email to the Rigol eu support and for know nothing

Non penso che mi risponderanno mai, e il mio generatore di funzionj attuale rimarrà un fermacarte per colpa di questo maledetto firmware

Translation
I think that they will not reply, and my Function Gen will remain a paper weight, due to a corrupted firm.
 

Offline simone.pignatti

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Re: New Function Generator
« Reply #15 on: December 13, 2017, 08:10:53 pm »
Please send me a PM with the info about your unit. Tomorrow I will call them and ask directly.
Technical Support
 

Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #16 on: December 14, 2017, 08:03:54 am »
Notiched now..the siglent doesn't have synch out
Or is the Aux in/out?
 

Offline tautech

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Re: New Function Generator
« Reply #17 on: December 14, 2017, 07:20:22 pm »
Notiched now..the siglent doesn't have synch out
Or is the Aux in/out?
Yes.
See: 2.13.7 Sync Output
P116 User manual

http://www.siglentamerica.com/USA_website_2014/Documents/UserManual/SDG1000X_UserManual_UM0201X-E01D.pdf
« Last Edit: December 14, 2017, 07:31:38 pm by tautech »
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Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #18 on: December 14, 2017, 08:20:45 pm »
Notiched now..the siglent doesn't have synch out
Or is the Aux in/out?
Yes.
See: 2.13.7 Sync Output
P116 User manual

http://www.siglentamerica.com/USA_website_2014/Documents/UserManual/SDG1000X_UserManual_UM0201X-E01D.pdf

Oh, didn't notiched that
And for the 2042X I have readed about that the hack is been fixed

Ps: I am pretty sure to go with the 1022Z is a very good gen, the +-5 are good for pretty much everything, the only problem is 25Mhz, so I don't know if it will be that much realiable
 

Offline tautech

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Re: New Function Generator
« Reply #19 on: December 14, 2017, 08:34:43 pm »
Notiched now..the siglent doesn't have synch out
Or is the Aux in/out?
Yes.
See: 2.13.7 Sync Output
P116 User manual

http://www.siglentamerica.com/USA_website_2014/Documents/UserManual/SDG1000X_UserManual_UM0201X-E01D.pdf

Oh, didn't notiched that
And for the 2042X I have readed about that the hack is been fixed
Ask the members in the 2042X thread....I don't think the door has been closed.
There's also mentions the 1032X can be improved too but I don't know for sure as it's not part of what I do.
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Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #20 on: December 14, 2017, 08:46:57 pm »
Notiched now..the siglent doesn't have synch out
Or is the Aux in/out?
Yes.
See: 2.13.7 Sync Output
P116 User manual

http://www.siglentamerica.com/USA_website_2014/Documents/UserManual/SDG1000X_UserManual_UM0201X-E01D.pdf

Oh, didn't notiched that
And for the 2042X I have readed about that the hack is been fixed
Ask the members in the 2042X thread....I don't think the door has been closed.
There's also mentions the 1032X can be improved too but I don't know for sure as it's not part of what I do.

Readed about the telnet hack fixed in one post and yes, heard about the thing that probably all the dg1000z series use the same hardware..or at least a 1022z can be upgradable to a 1032z and this one to a 1062z, a beautifull hack will be the 16Mpts mem.
My budget is 400€ more less, and at this price range the 1022z seems a very good option I think
 

Offline CustomEngineerer

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Re: New Function Generator
« Reply #21 on: December 14, 2017, 09:37:51 pm »
Readed about the telnet hack fixed in one post

You clearly didn't read that thread closely. But you seem to be set on the Rigol, so that's probably what you should do.
 

Offline NiaDebesisTopic starter

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Re: New Function Generator
« Reply #22 on: December 15, 2017, 06:45:13 am »
Readed about the telnet hack fixed in one post

You clearly didn't read that thread closely. But you seem to be set on the Rigol, so that's probably what you should do.

You are right, I am sorry..
The Siglent 2042X is a very good unit, It has pro feature, but the 75 Msa/s of the Arb is a pain in the a** but the other feature make it a bargain in this price range, but I don't have the money to afford it, and also my oscilloscope is only 100Mhz bandwidth (130 technically) so can't see all the armonics in a lots of waveforms
 

Offline bd139

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Re: New Function Generator
« Reply #23 on: December 15, 2017, 06:57:02 am »
I’ve got a DG1022Z. While not perfect, it’s good value for money. The modulation and marker generation capabilities are pretty good. Semi review here: https://www.eevblog.com/forum/testgear/dg1022z-any-user-experience-with-this/
 

Offline tautech

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Re: New Function Generator
« Reply #24 on: December 15, 2017, 07:08:50 am »
Readed about the telnet hack fixed in one post

You clearly didn't read that thread closely. But you seem to be set on the Rigol, so that's probably what you should do.

You are right, I am sorry..
The Siglent 2042X is a very good unit, It has pro feature, but the 75 Msa/s of the Arb is a pain in the a** but the other feature make it a bargain in this price range, but I don't have the money to afford it, and also my oscilloscope is only 100Mhz bandwidth (130 technically) so can't see all the armonics in a lots of waveforms
Then you might like to look at the SDG1032X as it's ~140 EUR cheaper and apply similar tricks to improve it like what's done with 2042X.
Then start a thread about doing it like the 2042X has.  ;)
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