[sdiy] New to sdiy but w/ some knowledge

[Jason Proctor]

i learned what little i know about circuitry from Ken Stone's site --

http://cgs.synth.net/



On Fri, May 26, 2017 at 4:49 PM, Quincas Moreira <quincas at gmail.com> wrote:

> 1: Lm13700, TL074 (72, 71), V2164D, 2n5457, Lm311, CD40106, 4017....
>
> 2: Just look into synth circuits. Some good resources are www.yusynth.com
> and www.musicfromouterspace.com
>
> 3: line level = +/- 2v. Instrument level is high impedance, very low
> voltages (same as mic/electric guitar). Synth Audio and CV levels can have
> form 10 to 20 v swing.  Audio is bipolar (+/-5v up to +/-10v). CV can be
> bipolar or positive only (+/-5v, +/-10v, 0 to 10v)
>
> 4: depending on which circuits you are building, you will need either 12v
> bipolar or 15v bipolar. Power will depend on how many and which modules you
> are powering.
>
> 5: I've mentioned yusynth and MFOS, others on the list will surely mention
> Electronotes, Oakley, Cat Girl Synth and others. The Facebook Synth DiY
> group is great too.
> My youtube channel might be interesting as well: https://www.youtube.com/
> channel/UCaTca38SJErVLsfYkrg2R9w
>
> 6: you will become addicted
>
>
> Cheers
>
> Quincas
>
>
> On Fri, May 26, 2017 at 6:13 PM, Bartek Osiński <barower at gmail.com> wrote:
>
>> Hello!
>> I joined the mailing list recently and I really do enjoy reading through
>> your discussions! I happen to be studying electronics and having interest
>> in synthesizers (from a user perspective) at the same time and I think it's
>> time to connect them. So I have some questions!
>>
>>    1. Are there any no-brainer/commonly used parts and ICs used
>>    particularly in audio modules and which I should buy in larger quantities?
>>    For example, in university I got along with HC14/AC14, BC547/557,
>>    555, µA741, LM358, LM385 and TL431.
>>    2. I was taught that structures like Eccles-Jordan circuits are
>>    archaic and we shouldn't use them, but is this also relevant in analog
>>    synthesis? Any other examples?
>>    3. I can't find any good materials explaining typical audio voltage
>>    levels? I'm talking about line level. instrument level, signal from
>>    microphone/electric guitar, and most importantly CV and voltages used in
>>    modular synthesizers.
>>    4. I'm assigned to make a linear power supply, and I don't have any
>>    specific parameters specified. Could you suggest what voltage level and
>>    power it should probably give so I could use this in future synth/audio
>>    projects?
>>    5. Are there any good wikis/sites/forums for people like me? It was
>>    really tough for me to find anything except this mailing list
>>    6. Is there anything else I should probably know?
>>
>> Cheers,
>> Bartek
>>
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>>
>>
>
>
> --
> Quincas Moreira
> Test Pilot at VBrazil Modular
>
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>
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