Winnie Vin (Vinnie Veen) is the specialist in repair of musical instruments, and during free time from work it experiments the stuff which has collected in a workshop. From time to time this hobby leads to very unusual results. Understand, what will turn out if to connect iPhone and that musical instrument as a pipe?
The master was intrigued too by this question as a result of what there was Cobra device. This is the passive amplifier of a sound, but any analogs, like Lil Kikr or Volta Sound Block it simply tears to rags on loudness. To realize, of what it is a question, I suggest to look at video below:
Here so everything is very simple: a support for iPhone (is suitable for iPhone 4/4S and for iPhone 5), a small tube, a pipe and the weighty basis. All this аккуратненько is collected in a uniform design. A product not commercial, but, according to a source, the master can make that to order. [CheezBurger]