After the successful launch of their first pedal, the Clusterfuzz, the Elk Grove Illinois stompbox manufacturer Function F(x) is back with their sophomore product, The Third Rail, the company’s first foray into overdrive, which provides a one stop shop for discerning crunch aficionados. The box features two distinct overdrive channels in one box, each with its own tone, gain, and volume knobs. Also, both sides have a toggle to choose between a silicon diode, a Schottky diode, and no diode. Each channel can be run independently or together for a stacked option for high gain and compression. The primary difference between the right channel and left channel is the right offers a “bass cut” switch while the left offers a high gain switch.... Click on the title for more