<strong>Yahoo Message Number: 99805</strong>Our 10 year old inverter has failed and I don't want to put any more money into this one. I don't think I really need a pure sine wave inverter (we prefer the LP frig and have a low voltage electric blanket) but are there any other advantages to pure sine over the old modified?<br/><br/>If I did switch to sine wave are there any modifications to the...