TV-dial initials

• 1989 film with Michael Richards as Stanley Spadowski
• Above 13, briefly
• Part of a TV dial
• Channels 14 and up, for short
• 300 to 3000 megahertz, on the TV
• Channels 14+, once
• Airwaves abbr
• Like some signals, for short

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1937, abbreviation of ultra-high frequency (1932) in reference to radio frequencies in the range of 300 to 3,000 megahertz.