A couple simple questions, dudes

tomg tomg at vivid.net
Thu Apr 30 09:17:01 CEST 1998


Andrew

On 29-Apr-98, Andrew Puls Q-Bot Eye wrote:
>Hey Dudes,
>   Can you put a 50k resistor and a 100k resistor in series to create
>150k of resistance (can I combine a  100k and a 50k to replace a 150k
>resistor)? Also, if I can combine them, should they be in series or
>parallel? I thought it would be in series, but I'm not sure. 

Yes / Series
 
>   My second question is, how do you convert a circuit that is
>supposed to drive a small speaker so that it can be used to drive a
>line out in addition/instead? The project I'm trying to convert to
>line out is the photocell controlled Micro Theremin (TherMan) at:
>http://www.tomg.vivid.net/theremin/theremin.html
>Who knows, maybe I don't have to do any thing.  I guess I'll find out,
>huh?

Connect a 100K to the output and a 10K in series to gnd then tap the center of
the resistors to a jack for a low level out.

-Tom





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