29 Pedals 29 Pedals OAMP Output Amplifier 29 Pedals OAMP Output Amplifier Midwood Guitar Studio is a proud dealer of 29 Pedals! From 29 Pedals: OAMP is the Output AMPlifier from 29 Pedals.An output driver that replaces conventional buffers, line drivers and preamps, OAMP makes up to... MSRP: Was: Now: $299.99 Add to Cart