LSL Instruments Claro BoostThe LSL Instruments Claro Boost is a must for every pedal board in every setting. It utilizes a simple and effective design the Claro Boost does one job and it does it well. Using high quality components, and keeping the circuit simple with a TL072 chip at its core, you will experience a smooth flowing boost up to +26dB. It can do everything from a crystal clear clean boost up to a robust volume and slight gain boost.