Roundup #90

•  Vinyl Collection Puzzle - Slagalica kolekcije ploča : http://www.amazon.com/gp/product/B007XPBE4Q/

• Grafen mikrofon, domaći! : http://iopscience.iop.org/article/10.1088/2053-1583/2/4/045013

• Star Wars mikroman : http://i63.tinypic.com/2hz3k9g.jpg

• Heavy metal lutka : https://www.facebook.com/LovehelloU/videos/1258379444227511/

• Acoustic Guitar Kwikset KW1 - Ključ u obliku akustične gitare : http://www.amazon.com/dp/B002ZX33NQ/

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