[sdiy] ASM LFO - any experiences?

[Paul Perry]

>Also, I'd like to add an LFO indicator that would increase brightness
>on both the positive and negeative swing. Could I used a bridge
>rectifer or is there an easier way? 

An amusing approach might be to use one of those two-color leds that 
are red or green depending on which way the current flows.
You could just have a buffer and a resistor to the diode & the other 
end of the diode to ground.
Then when the lfo is + it glows red on the peak & green on the -ve.
paul perry Melbourne Australia