sentences:  The factory bias is 60 mA total for both 6L6s.The physical appearance of the Hot Rod series is based on the mid-to-late 1950s "narrow panel" tweed amplifiers with accouterments such as a top mounted, chrome plated chassis and black "chicken head" pointer knobs, but with textured black tolex found on Fender amps from the 1960s onward rather than the tweed covering.Unlike "vintage" Fender tube amplifiers, the Hot Rod Deluxe uses a Printed Circuit Board (PCB) construction rather than Point-to-Point (PTP) construction.