Kassutronics Trans Ladder Filter (Wood Panel)

 

kassutronics trans ladder filter

Wood Panel Version

picture reflects prototype panel not yet available

When I started with synth DIY, I knew little about how transistors work, and the famous Moog transistor ladder filter just looked like magic. Intrigued, I stared long at the schematics posted by yuSynth, and worked my way to the very detailed and mathematical analysis by Tim Stinchcombe.

Eventually the transistor ladder filter was the very first synth module I built, initially in a cardboard box and later transplanted to fit behind a eurorack-format panel. My implementation was a kludge on prototyping board, with later modifications bodged in and not-quite-quality components. While the circuit still sounds fine, it now has intermittent issues which are simply not worth tracking down and fixing anymore. Instead, I designed a proper PCB for the circuit and built a few new ones. The PCB fits behind an 8HP eurorack panel with all through-hole components and no wiring required.

More here.

 


 

On Demand Info

These kits and assembled modules are offered on demand, click the link to learn more.

 
Module Parameters
FormatEurorack

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  • from $8.99 TO $129.00
  • Ex Tax: $8.99

Available Options

Options
Price
Available
Quantity
Discount
panel
Out of Stock - $9.99
 
 
pcb
In stock / $8.99
Available : 6
 
pcb+panel
Out of Stock - $18.99
 
 
synthCube assembled, new
Out of Stock - $129.00
 
 
synthCube kit
Out of Stock - $69.00
 
 

Tags: kassutronics, transistor ladder filter, vcf, eurorack, module, diy kit synthesizer, kits