This one’s an experiment and there’s a real chance this initial version won’t work correctly, so keep that in mind if you’re trying this right
Category: Equalizer
![](https://www.sabrotone.com/wp-content/uploads/2012/11/LoFiTelephoneNoisev2.gif)
I did a layout for R.G.Keen’s LoFi Telephone Noise already, but with Mark Hammer mods and the noise part removed. I wanted to revisit the
![](https://www.sabrotone.com/wp-content/uploads/2012/04/LoFiTelephoneModded.gif)
This is based on R. G. Keen’s LoFi telephone noise maker/emulator modified as a variable bandpass filter with the noise component removed (a mod suggested
![](https://www.sabrotone.com/wp-content/uploads/2011/01/3-band-parametric-eq.gif)
Here’s my first attempt at a parametric equalizer. I combined parts of the graphic equalizer I did previously with information on how to make gyrators
![Harmonic Energizer vero layout](https://www.sabrotone.com/wp-content/uploads/2010/09/Harmonic-Energizer.gif)
I was reading discussions about various vintage effects on freestompboxes.org when I stumbled upon a thread about the Systech Harmonic Energizer. I knew I had
![5-band EQ w/ gain vero layout](https://www.sabrotone.com/wp-content/uploads/2010/05/5-band-EQ-w.-Gain.gif)
I made a vero layout of the equalizer project at generalguitargadgets.com, and opted for the 5-band variant with an added gain control rather than a