San Jose Semaphore is a permanent public artwork by artist Ben Rubin that sits atop Adobe Headquarters in San Jose (thanks to basement.org for the link.) It looks like four flathead screws that rotate every 7.2 seconds. There’s also a soundtrack on a low power radio broadcast that can be picked up within a few blocks of the tower on AM 1680.
Apperently, this is some kind of coded message which the public is encouraged to try to crack. For those who don’t live near San Jose, there’s also an online simulcast which should provide all that you need to break the code.
[...] October, I posted about the San Jose Semaphore, a public art project that decorated the top of Adobe headquarters in San Jose that also happened [...]