Overview The Tone Block is a passive second-order (two-pole) resonant RLC filter with variable frequency and Q (resonance). It’s a simple and economical alternative to our Resonant Filter,…
I’ve been wrestling with noise since the early days of the 6 pack project from whence the Nu project began. It’s enemy number one for me.…
Updates: check out Revisited, Synth Tracking and the Q Audio DSP Library where this is being actively developed. In my previous post, I introduced my invention, Bitstream Autocorrelation:…
Updates: check out Revisited, Bliss!, Synth Tracking and the Q Audio DSP Library. So, since last year, I’ve been mulling over a unique, and extremely fast(!) Autocorrelation…
This D string was driving my pitch detector nuts. It’s jumping from fundamental to octave and back all over the place. Can’t make up its…
I find it amusing when people talk about the “sound” of the magnet in pickups :-). The magnet has no sound! If you don’t believe…
I can’t recall how many times we went back to the drawing board. Design, test, rinse repeat. I only wish turnaround time is shorter than…
Nice and clean! I just got a set of sample coils straight from the manufacturer and so we got excited and assembled these guys into the Modula’s dual coil…
Look what we have here! It’s the Modula Preamp. It’s a balanced design using the ADA4084 Low Noise, Rail-to-Rail Input/Output, Low Power Operational Amplifiers, with a 625μA supply…