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KKUP 91.5 Logo.jpg
City Cupertino, California
Broadcast area San Francisco Bay Area
Slogan "Peoples Radio"
Frequency 91.5 MHz
Format Variety
ERP 200 watts
HAAT 787 meters
Class B1
Facility ID 3050
Transmitter coordinates 37°06′40.00″N 121°50′36.00″W / 37.1111111°N 121.8433333°W / 37.1111111; -121.8433333
Callsign meaning KUPertino
Owner Assurance Science Foundation, Inc.
Website kkup.org

KKUP (91.5 FM) is a community radio station broadcasting a Variety format. Licensed to Cupertino, California, United States, it serves the greater Bay Area. The station is currently owned by the Assurance Science Foundation, Inc., and is a member of the National Federation of Community Broadcasters. KKUP also has a booster, KKUP-FM1, licensed to Los Gatos, California.

KKUP began broadcasting in May 1972[1]. In the 1970s, one of the engineers at the station was John Draper, otherwise known as "Captain Crunch" the phone phreak.[2]


  1. ^ "How KKUP Began". KKUP. KKUP Cupertino, CA. Retrieved 24 July 2017. 
  2. ^ "Beyond the Little Blue Box; Captain Crunch stories". beyondthelittlebluebox.com. Retrieved May 23, 2017. 

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