O’Reilly has announced the release of “Wireless Hacks,” a new guide that offers 100 industrial-strength tips about wireless networking. The US$24.95 book includes “hacks” on extending range, optimizing performance, providing services on a large scale, and even making your own antenna. “Wireless Hacks” covers several wireless technologies, including 802.11a, 802.11b, 802.11g, Bluetooth, and GPRS.