초록 ▼

A resonance chamber with two or more speakers positioned in the lid of a commercially available cooler chest and electrically connected to a radio circuit board also positioned in the lid and powered by a solar panels or a combination of solar panels and batteries. All elements are water proofed and

A resonance chamber with two or more speakers positioned in the lid of a commercially available cooler chest and electrically connected to a radio circuit board also positioned in the lid and powered by a solar panels or a combination of solar panels and batteries. All elements are water proofed and positioned for protection during normal use of the cooler and positioned so as to not disrupt the normal use of the cooler.

대표청구항 ▼

1. A resonance chamber comprising:a. a tube with at least a first end, a second end, a length, an outer diameter, an inner diameter, an outer wall, an inner wall, and a longitudinal inner core defined by said inner wall; andb. at least two speakers positioned in said longitudinal inner core of said

1. A resonance chamber comprising:a. a tube with at least a first end, a second end, a length, an outer diameter, an inner diameter, an outer wall, an inner wall, and a longitudinal inner core defined by said inner wall; andb. at least two speakers positioned in said longitudinal inner core of said tube, said speakers being in functional communication with a radio circuit board and with each other.2. The resonance chamber of claim 1 wherein said tube has two ends and further wherein two speakers are positioned in said tube.3. The resonance chamber of claim 1 wherein said tube comprises three ends and further wherein three speakers are positioned in said tube near each of said three ends.4. The resonance chamber of claim 1 wherein said tube has at least four ends and a speaker is positioned near each of the said at least ends.