- High Filter
- low-pass filter, filtering out the high tones?
- Bass Filter
- high-pass filter, filtering out the low tones?
- mixes the clean signal with the effected signal
- Sub (only on reissues)
- gives the sub-octave more punch
No forum threads about this effect yet.
- Electro-Harmonix Octave Multiplexer
- Electro-Harmonix POG Polyphonic Octave Generator
Here's some code to post a link with image on forums, eBay, websites,...