Connect Point 1 on the circuit board to Pin 1 on the first 6V6 tube socket. Connect a red wire from Pin 1 on the
first 6V6 tube socket to the Pin 1 on the second 6V6 tube socket. Solder a 470 Ohm 1W resistor between Pin 1
and Pin 4 on both 6V6 tube sockets.
