Filter / Wah (Envelope Filter) · $219
The Source Audio Spectrum Intelligent Filter is a digital envelope Filter pedal based on the Envelope / intelligent filter (dual filters, octave voices), with Control knobs; center 6-preset effect/bank toggle controls, made in USA. Features stereo I/O, MIDI, an expression input, 6 presets. From $219.
| Category | Filter / Wah (Envelope Filter) |
| Circuit / based on | Envelope / intelligent filter (dual filters, octave voices) |
| Signal | Digital |
| Controls | Control knobs; center 6-preset effect/bank toggle |
| Switches | Center effect/preset toggle (6 presets) |
| Footswitches | 1 |
| Bypass | Universal Bypass (true bypass relay or buffered) |
| True bypass | Yes |
| Presets | 6 |
| Expression input | Yes |
| MIDI | Yes |
| Stereo | Yes |
| I/O | Stereo in/out with per-voice panning; USB-MIDI; MIDI clock |
| Power | 9V DC center-negative |
| Power draw | 165 mA |
| Enclosure | Brushed anodized aluminum |
| Dimensions | 4.6 x 2.75 x 2.2 in |
| Weight | 0.625 lb |
| Country of manufacture | USA |