[sdiy] Nice Noise Source

[Seb Francis]

Some would call it April fool joke ;)

Fernando de Izuzquiza wrote:
> This is called synchronicity!
>
>
> El 01/04/2007, a las 20:02, Mike Beauchamp escribió:
>
>> Hey Charles, it looks like Moog beat you to it (at least for today):
>>
>> http://www.moogmusic.com/detail.php?main_product_id=21066
>>
>> MF-FM: NEW MOOGERFOOGER EFFECT USES BROADCAST RADIO SIGNALS
>>
>> The MF/FM has an on-board analog radio tuner, capable of locking into
>> frequencies across the FM radio band. Mix any instrument with live
>> radio signals, and tweak the voltage controlled oscillator for
>> modulated madness and creativity
>>
>> Its available April First.. nice :)
>>
>> Mike
>>
>>
>>
>> On 2/24/07, Charles Bisaillon <sdiy at oveloe.com> wrote:
>>>
>>> >>
>>> >> Can you build it with a CV input for the tuning frequency?
>>> >>
>>> >> Then you'd be able to sweep through the stations under CV 
>>> control. Or
>>> >> set your sequencer up to play Stockhausen, I suppose...
>>>
>>> > Don Buchla demonstrated a CV control FM radio to David Tudor and John
>>> > Cage in the early 60's:
>>> >
>>> > "Cage and Tudor visited me at my studio in Berkeley. ...My studio at
>>> > that time was ten feet wide and I worked out on the sidewalk.  It 
>>> was so
>>> > crowded in there we hauled the workbench out on the sidewalk on good
>>> > days and set up my oscilloscope and worked out there.  Cage came 
>>> by and
>>> > for voltage control I had hooked up my keyboard to an FM module 
>>> that I'd
>>> > built, a little module that was an FM receiver and I could play 
>>> stations
>>> > on it because I had one of the first varactor tuned FMs.  Cage, as 
>>> you
>>> > can imagine was, just enormously interested in the fact that I could
>>> > tune each key to a station and then proceeded to play the radio."
>>> >
>>> > This is from the Vasulka Archive.
>>> >
>>> > -Dave
>>> >
>>>
>>>
>>> All of your ideas are great! I finally got the radio to work 
>>> yesterday by
>>> rolling up a piece of wire on a pen. It really is amazing how this 
>>> stuff
>>> works, I can change stations by turning the knob or by playing with 
>>> my coil.
>>> The piece of rolled up wire is so sensitive to capacitance to other 
>>> circuit
>>> elements that I can sweep through a dozen stations just by moving 
>>> the coil
>>> slightly. It seems like the more turns the coil have, the wider the 
>>> FM band
>>> I can receive. From what I've heard with the last coil I've used, I 
>>> assume I
>>> can go from 90Mhz up to 130Mhz or something similar. To describe it 
>>> in 1
>>> words: AMAZING.
>>>
>>> CV input is going to be a joke, I don't even think I'll need an op 
>>> amp. The
>>> radio tuning is already voltage controlled with a 10V - 0V range. I 
>>> just add
>>> another in parallel. I really like the idea of having a different 
>>> station
>>> for every key!
>>>
>>> I'll post the schematic very soon.
>>>
>>> Cheers
>>>
>>> Charles
>>>
>>>
>>
>>
>> --Mike Beauchamp
>> Cross Canada Project: http://mikebeauchamp.com/crosscanada
>> Personal: http://mikebeauchamp.com
>> Business: http://therevox.com
>> Windsor News: http://windsorinb.relyon.ca
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>
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