WNSI-AM 1400 
Sanford   

Original Call Letters: WTRR

Originally Licensed: May 20, 1947 

Original City of License: Sanford 

Original Frequency: 1400

Origin of Call Letters: Slogan; "News, Sports & Information"

Original Power: 1,000 watts

Original Location: 1650 Celery Ave.

Original Format: Talk/News/Country


Network Affiliation(s):


NBC

Sun Radio Network

CNN Radio

Motor Racing Network


Owner(s): 


1947-Southern Broadcasting System 

1947-Radio Station WTRR  ($50,000)

1977-Seminole Radio Corp. 

1984-Emmett Broadcasting Co.

1986-Seminole-Orange Broadcasting ($325,000)

1987-Metro Orlando Broadcasters ($335,000)

1988-John Torrado

1989-River Country Broadcasting

1992-Metro-Orlando Broadcasters Inc.

1992-J&V Communications ($300,00)

History Of Call Letters and Formats:
WTRR-1947-Block Programming
WTRR-1971-Top 40  "The Rock On The River" 
WTRR-1974-Adult Rock
WTRR-1978-MOR   "TR14"  
WTRR-1979-Modern Country   "1400 Radio"
WWJZ-1983-Oldies   "Happy Days Sound"
WUEZ-1984-Big Bands/Standards  " WUEZ - Easy 14"
WUEZ-1986- Adult Contemporary  "Z-14"
WKUS-1987-Adult Contemporary/MOR/Country
WNSI-1988-Adult Contemporary "News, Sports & Information"
WTRR-1991-Adult Standards  ABC "Stardust" format
WTRR-1993-Oldies/Talk
WTRR-1994-Talk  "Power Talk"
WTRR-1998-Spanish  "Su Nuevo Amor"
WTRR-1999-Christian/News/Talk
WSDO-2000-Spanish
WSDO-2012-Religious/Talk


History of WNSI

WNSI signed on in November of 1988 after switching its call letters from WKUS. WNSI increased its locally focused news, traffic, weather and sports reports. It is featured Sun Radio Network talk shows including the popular "For the People" at noon and 8PM. It also is an affiliate of NBC and CNN Radio, the Florida News Network and the Motor Racing Network of the Daytona International Speedway. The station continues to air country music on the weekends and will add a weekday evening country countdown in the near future.

The Orlando Sentinel
Dec 17, 1988
WNSI-AM (1400) is making a bid as the new hometown station of Sanford and Seminole County. Since signing on and switching its call letters from WKUS last month, WNSI has increased its locally focused news, traffic, weather and sports reports. It is featuring Sun Radio Network talk shows including the popular For the People at noon and 8 p.m. It also is an affiliate of NBC and CNN radio, the Florida News Network and the Motor Racing Network of the Daytona International Speedway. The station continues to air country music on the weekends and will add a weekday evening country countdown in the near future.


Names In WNSI History
Larry Hadley-1988-President/General Manager-River Country Broadcasting, Inc.

Curtis Partridge-1990-1996



Frank Vaught  In Memory



Dave Lopez



Chuck Harder-"For The People"      In Memory

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