MOTM

On 2 aug 2009, at 00:58, Miguel Mendoza wrote:

> Hi group, I'm starting to build a MOTM 300 kit that I was keeping on  
> a shelf and I'm missing the 22K resistor for R49. I'd like to ask if  
> any of you know if I can replace this one by other value and what  
> range or if this is a critical value. I have many other resistors  
> and I would like to finish mounting the oscillator on this weekend...

It's not that critical. Optimally, it should be the same as the input  
resistance seen on the minus input of U4b, but as that is connected to  
a whole bunch of potentiometers, there's not one right value. So my  
guess: anything between 15k and 33k goes. 5% is good enough.

Ben