Integra, the leading manufacturer of home theater and distributed audio electronics for custom installation, introduced the TUN-3.7 modular tuner platform to installers at the CEDIA Expo here today. This high quality source unit features a rear-panel port that is compatible with multiple interchangeable tuner modules for AM/FM, Satellite Radio, and HD radio. This allows installers to offer their clients various combinations of radio source options from a single basic hardware platform that is ideal for integration with whole-house distributed audio installations.