The R1 Tube - see a pedal with a tube in it. It looks amazing, and it sounds as great as it looks.br br I dig this one a lot! br br A 12AT7ECC81 fully hardwired tube stage that switches true bypass. It has a NOS tube tested on 25 parameters. It works on 12-18 volts at 200 ma. Extensive regulation is done inside to ensure a silent operation. The R-1 is road tested by different pro musicians at big stages.