Diagram of normal sinus rhythm as seen on ECG. In atrial fibrillation the P waves, which represent depolarization of the top of the heart, are absent.
The wah-wah pedal is based on a simple concept but its effect is far more dramatic. Using a powerful filter to sweep through a broad frequency spectrum, the wah pedal boosts and exaggerates specific tones. Creating sounds that range from thick, flubbery bass to scratchy, stinging treble.
Posts: 1. clutch stays on floor. after depressing the clutch the pedal it does not come back up, have to reach down and pull it up, bled the slave cylinder and it works fine for couple of days, how could air get into the slave cylinder.