COMING from the Aerospace industry l LEARNED the materials are very important for jet engines we use Titanium because its lightweight and heat resistant so when it comes to horn tweeters its truly the Best ❤
A voltage stabilizer does not change hertz if its 50 hertz in it doesn’t change it to 60 hertz it only stable the voltage it is actually a voltage regulator.
Quite a few sounds in the UK are using mix Powered on tops & Passive on bass, my Sound was Passive but I changed to fully powered mainly because it's easier to carry. Let me add I think the powered tops sound better than passive hence why sounds are mixed
The mr 12 has a better tone and better preamps so it sounds better in quality some people think its the same but there is definitely a difference in sound quality