Tube Life in a Big 7

0 Members and 1 Guest are viewing this topic. Read 1669 times.

fridays

Tube Life in a Big 7
« on: 1 Apr 2020, 08:13 pm »
Once again last night I lost a 300B(Gold Lion PX300B), it seems my tubes do not last a year
Is this about the life expectancy for these tubes in this unit or should I be turning it off more often

Thanks