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Re: audio oscillator (fwd)



---------- Forwarded message ----------
Date: Thu, 28 Jun 2007 15:46:17 -0500
From: resonance <resonance@xxxxxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: audio oscillator (fwd)



Thanks, will try them.

Resonance Research Corp.
www.resonanceresearch.com


----- Original Message ----- 
From: "Tesla list" <tesla@xxxxxxxxxx>
To: <tesla@xxxxxxxxxx>
Sent: Wednesday, June 27, 2007 9:25 AM
Subject: Re: audio oscillator (fwd)


> 
> ---------- Forwarded message ----------
> Date: Tue, 26 Jun 2007 22:51:09 -0700
> From: Jim Lux <jimlux@xxxxxxxxxxxxx>
> To: Tesla list <tesla@xxxxxxxxxx>, tesla@xxxxxxxxxx
> Subject: Re: audio oscillator (fwd)
> 
> At 08:12 PM 6/26/2007, Tesla list wrote:
>>Anyone on the list happen to have a simple circuit for an audio
>>oscillator.  I need approx freq range of 50 Hz thru 4 kHz.
>>
> 
> What kind of distortion? (would a 555 type oscillator work?)
> Does it have to tune that entire range with one knob? (or can you 
> switch ranges)
> 
> The venerable XR2206 (or whatever the part number is now... they 
> still make it though) is a good choice:
> wide range VCO, puts out sine, square, and triangle.
> 
> There are a huge number of kits out there using this part or a 
> similar one. (e.g. the Elenco FG500)
> 
> 
> 
>>Please advise off-list.
>>
>>Dr. Resonance
> 
> 
> 
> 
>