These RATIO tuners take the geared tuner concept further, in an attempt to solve an issue that most players probably don’t even recognise as being a problem...
When weighted with sand (or another suitable mass) the bag can be placed across the legs of lightweight tripod stands to make them more stable and safer...
IK's Z‑Tone products put the user in control of pickup, impedance and load variables, by equipping a high-quality preamp with the means to adjust the input impedance to best suit the instrument.