The HR50-ATU kit is reasonably priced, and the kit is not difficult to build. If you don't have a perfect antenna system, the HR50-ATU may be a worthwhile addition to your Hardrock-50 amplifier.Phil SalasQst
What To Do Reserve a guitar, headphones, and an amplifier to create an in-room pop-up studio with the Sound of Your Stay®. Visit Top of the Rock, an observatory tower at the top of Rockefeller Center, just steps awa...