SHAZAAM!! that was it... switched in the 470k, and now she's
flawless! thanks, Ken!
bbob
flawless! thanks, Ken!
bbob
--- In cgs_synth@yahoogroups.com, sasami@... wrote:
>
> Argh! Typo. It is the resistor between the two BC557s.
>
> All Type B boards that do not have a revision number have an error.
> Physically between the two BC557s on the PCB is a 47k resistor. This
should
> be 470k, and will solve problems some of you are having with the common
> pulse out. Electrically it forms the upper leg of a voltage divider
> connected to the emitter of lower transistor in the Common Pulse out
circuit.
> _______________________________________________________________________
> Ken Stone sasami@... otherunicorn@...
> Modular Synth PCBs for sale <http://www.cgs.synth.net/>
> Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>
>