Hanoi (April 5, 2007) -- Jampro Antennas, Inc., of Sacramento announced today that the company has delivered a Jampro HD-FM radio antenna to Radio Voice of Vietnam (VOV) as part of the first test of high definition radio broadcasting in the country.  The demonstrations, organized by Jampro and the Company’s local partners to assist VOV’s efforts to adopt digital technologies, are to take place in both Hanoi and Ho Chi Min City.