At 1:25 PM -0500 12/05/01, George Kisslak wrote:
>
>I like Ken's idea for a multi-phased LFO. So I've added a bit to it. Ok,
>here's my humble attempt...
>
>c) 3 pots, 1 switch, 1 LED, 4 jacks:
>
> RATE
> (O)
> FM
> (O)
> SHAPE
> (O)
>
> SIN led
> + SAW (∗)
> PULSE
>
> (FM IN) (0 OUT)
> (120 OUT) (240 OUT)
>
>RATE, FM and SHAPE pots, and FM IN jack operate like the 320. SAW, SIN or
>PULSE wave output is selected by 3-position switch. TRI is attained by
>setting switch to SAW and SHAPE is mid-setting (just like the 320). The
>>led is bi-color and works like the 320.
Wouldn't that need a larger PCB than the MOTM-320??
>Advantages:
>1) quadrature LFO!
Quadrature is 90 degrees out of phase.
>Disadvantages:
>1) no SYNC
>2) no 1V/OCT IN
>3) no SHAPE IN
>4) only one waveform available at a time
>5) blinky LED!
So you might as well just get a 320 and regain all of those features,
including its impressive stability.
>I for one think a sine output is very important for proper sounding vibrato
>& tremolo, so it's included even though I'm sure it involves additional
>circuitry. I realize that this design may actually involve more circuitry
>than the 320 (due to the phase shifted outputs) but Paul has always said
>that circuit parts are much less in cost compared to front panel parts.
That is true. Front panel parts do cost more.