K & K Hot Spot instrument transducer Double Bass Bows This does raise the string

This does raise the string height

The Electro-Harmonix Holy Grail Neo pedal is a compact

For convenience

or an expression pedal for continuous adjustments

and one that's less appealing aesthetically

K & K Hot Spot instrument transducer Double Bass Bows This does raise the stringThe Hot Spot is a small, universal, entry level transducer with a better than entry level sound. This single head pickup is only 1 2" in diameter and 1 32" thick, making it perfect for smaller instruments and a wide variety of applications. The Hot Spot comes with double sided adhesive film and self adhesive jack mounting clip. Its frequency range is close to perfectly linear and the output signal is very high for a piezo this small.