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  1. Soundbars
    The 4021 is $170 at Costco and the 4221 is $250 at Bestbuy. Other than a 2" difference in length, a different remote and Wifi bluetooth capability, there appears to be little difference between the two, especially in terms of performance. Any thoughts on whether it makes sense ot spend the...
  2. LCD Flat Panel Displays
    I have a Vizio vw42l that flashes like a stobe light. When this happens there is a flashing blue light on the master backlight inverter and a clicking noise in the center of the power supply. Pwr supply voltages all check out. Also there are two 35Volt 470 uF caps on the master and slave B L...
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