just because they are cheaper now with more features doesnt make them better Check the weight on the cheapies, they are genrally too light to deliver the continuious power requirements that the "older" units could. Most of the weight in any 240v amp is in the transformer(s). you cant make them lighter without sacrificing something. Some brands are still making good amps that will deliver what you expect, but after spending 10 years in the electronic audio industry I just thought I should let you know that the main reason for the reduction in price is due to the use of components