Filter / Wah (Step-Sequenced Auto-Wah)
The Z.Vex Ooh Wah is an analog step-Sequenced Auto-Wah pedal based on the Sequenced photocell wah, with Speed, 8 individual wah-setting knobs (sequencer steps) controls, made in USA.
| Category | Filter / Wah (Step-Sequenced Auto-Wah) |
| Circuit / based on | Sequenced photocell wah |
| Signal | Analog |
| Controls | Speed, 8 individual wah-setting knobs (sequencer steps) |
| Switches | 4/6/8 total-step selector |
| Footswitches | 1 (true bypass) |
| Bypass | true bypass |
| True bypass | Yes |
| I/O | 1 in / 1 out (mono) |
| Power | 9V DC |
| Battery power | Yes |
| Country of manufacture | USA |
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