"Megaphone" MP3 player
thingiverse
Simple MP3 decoder board hooked up to a horn speaker for amplified audio. The goal is to show off horn audio amplification with various horn shapes. Don't expect top-notch sound quality, but it's just fine for making bathroom activities more enjoyable :-). You can customize your own horn shape and size using this design: http://www.thingiverse.com/thing:1915305. This MP3 decoder plays music from a microSD card or flash disk. Get one cheap on eBay at "TF Card U Disk MP3 Format Decoder Board Audio Decoding Module W/ Amplifier": http://www.ebay.com/sch/i.html?_odkw=TF+Card+U+Disk+MP3+Format+Decoder+Board+Audio+Decoding+Module+W%2F+Amplifier&_osacat=0&_from=R40&_trksid=p2045573.m570.l1313.TR0.TRC0.H0.TRS0&_nkw=TF+Card+U+Disk+MP3+Format+Decoder+Board+Audio+Decoding+Module+W%2F+Amplifier&_sacat=0. Loudspeaker used: "1.5" inch 4Ohm 4Ω 3W Full Range Audio Speaker Stereo Woofer Loudspeaker": http://www.ebay.com/itm/331269348255?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT. Print Settings Printer: Easy3DMaker Rafts: No Resolution: 0.25 Infill: 50
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