How much mileage are they going to get out of this design?
Info from Mesa about the original:
The GRID SLAMMER™ Overdrive is an overdrive pedal that produces a variable boost in gain over a wide range with a classic, guitar-centric midrange bump that enhances many different playing styles. It’s a true overdrive “specialist” that covers an amazing array of what many top players consider the most expressive and musical ranges of overdrive. From sweet, subtle breakup to a harmonically smoldering overdrive that can both sting and sing, the GRID SLAMMER sets a new bar in legendary overdrive!
Designed and Hand-Built in Petaluma, California, USA
True Bypass On/Off Switching - Bypasses all circuitry when off to ensure no tonal loss
Gain Control allows you to dial in the perfect amount of vintage breakup or classic overdrive
Master Level Control provides a variable range of signal boost up to +20db
Tone Control balances the amount of high frequencies
On/Off Status LED
9V Battery Powered or optional AC Powered via External Power Jack Input
Input & Output Jacks (Nominal Input -20 db)