[sdiy] New SDIY Guy Video: Oscilloscope Kit, DFAM, A cool film score patch and more

Quincas Moreira quincas at gmail.com
Sun May 6 04:57:54 CEST 2018


Just measured, the voltage range goes well beyond what's needed for
modular. it says 20v, but I think that's wrong and it's way more. My VCOs
look good in the 2v setting.

On Sat, May 5, 2018 at 8:46 PM, Quincas Moreira <quincas at gmail.com> wrote:

> exactly!  It's certainly good enough for most SDIY needs, but nothing near
> what a proper profesional scope is capable of :)
>
>
>
> On Sat, May 5, 2018 at 8:24 PM, Pete Hartman <pete.hartman at gmail.com>
> wrote:
>
>> I think it's highly unlikely that a $20 kit scope is going to stand up to
>> a professional unit like the Rigol in any kind of serious testing.
>>
>> However, it seems likely that the kit scope is likely to be "good enough"
>> for the majority of what someone building kits, occasionally
>> troubleshooting, or viewing waveforms is likely to need.
>>
>> I have a DSO Quad cellphone sized portable scope (also not what I would
>> consider to be professional grade) that I use for nearly everything, and
>> have for 6 years now.  There have bee a few times it's let me down, but by
>> and large I've gotten by just fine.
>>
>> Pete
>>
>>
>>
>> On Sat, May 5, 2018 at 7:38 PM, Jimmy Moore <jamoore84 at gmail.com> wrote:
>>
>>> I'm trying to think of how you could do a shoot-out between the kit
>>> scope and the Rigol..... but I'm also not an EE.    After watching your
>>> video, I spent some time looking for quantitative reviews on the the kit
>>> scope but everything seems to be a glorified build log.   I think it would
>>> be valuable -- especially in the (synth) electronics hobbyist community --
>>> to see how it's performance stacks up to something a little more
>>> purpose-built.  (for audio rate applications, at least)
>>>
>>> I'm sure people here are much more qualified than myself to suggest
>>> experiments and things to try and capture/measure that might highlight its
>>> operating characteristics.
>>>
>>> But maybe this is more work than a $20 kit is worth.
>>>
>>> On Sat, May 5, 2018 at 6:13 PM, Quincas Moreira <quincas at gmail.com>
>>> wrote:
>>>
>>>> I think it's actually pretty decent! I'm not an EE, so I don't know
>>>> much about what a good scope has to be able to do (though I do have a good
>>>> one, Rigol DS1104Z). What I can say is that the waves look accurate, and
>>>> the voltage and time ranges are plenty appropriate for use with modular and
>>>> synth DIY.  It would probably be enough for my needs as an amateur synth
>>>> builder, though of course I'm glad I have something with more channels and
>>>> a bigger screen.
>>>> I took it to a gig I did recently and along with my tuner and my
>>>> portable recorder, it was super useful to have while setting up a live
>>>> patch.
>>>>
>>>> On Sat, May 5, 2018 at 7:02 PM, Jimmy Moore <jamoore84 at gmail.com>
>>>> wrote:
>>>>
>>>>> I'd love to hear more about your opinions on that oscilloscope --
>>>>> setting aside it's form factor and low-cost, does it have any measurement
>>>>> chops? or is it just a fun visualization?
>>>>>
>>>>> On Sat, May 5, 2018 at 5:11 PM, Quincas Moreira <quincas at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Hey fellows, I haven't been posting my vids here lately, but I think
>>>>>> some of you might get a kick out of this one, I hope it's ok :)
>>>>>>
>>>>>> https://youtu.be/yjYh1GW3gXg
>>>>>>
>>>>>> --
>>>>>> Quincas Moreira
>>>>>> Test Pilot at VBrazil Modular
>>>>>>
>>>>>> _______________________________________________
>>>>>> Synth-diy mailing list
>>>>>> Synth-diy at synth-diy.org
>>>>>> http://synth-diy.org/mailman/listinfo/synth-diy
>>>>>>
>>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Quincas Moreira
>>>> Test Pilot at VBrazil Modular
>>>>
>>>
>>>
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>>>
>>
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>>
>
>
> --
> Quincas Moreira
> Test Pilot at VBrazil Modular
>



-- 
Quincas Moreira
Test Pilot at VBrazil Modular
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