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WSUM(FM)
Call Sign History
WSUM from 01/20/1997
91.7 MHz

Madison, WI
License
CP
Application
Allocation
STA





 WSUM Channel: 219A 91.7 MHz
Madison, Wisconsin
Service: FM - A full-service FM station or application.
Facility ID: 79040
Fac. Service: FM
Status: License
Application Accepted: 05/17/2017
Application Granted: 07/06/2017
File Number: BMLED-20170517ABS
WSUM License Expires: 00/00/0000
Prefix Type: This is a modification of license for a noncommercial educational FM station
Application Type: Minor Modification
FCC Website Links:
  LMS Facility Details
  This Application
  CDBS Application
  Other WSUM Applications
  Other WSUM Applications in CDBS
  Including Superseded Applications
  Mailing Address
  Correspondence for WSUM
  Correspondence related to application BMLED-20170517ABS
  Service Contour - Open Street Map or USGS Map (60 dBu)
  Service Contour - KML / Google Earth (60 dBu)
  Public Inspection Files
Facility Type: NON-COMMERCIAL EDUC. FM
Class: A, A Zone I; I-A; or II station; with 0.1kW-6kW ERP and a class contour distance <=28km
Site Location: 42-54-16.0 N 89-33-21.4 W (NAD 83)
Site Location: 42-54-16.0 N 89-33-21.0 W (Converted to NAD 27)
Effective Radiated Power: 5.5 kW
Transmitter Output Power: 3.346 kW
Antenna Center HAAT: 103 m (338 ft.)
Antenna Center AMSL: 403.5 m (1324 ft.)
Antenna Center HAG: 117 m (384 ft.)
Site Elevation: 286.5 m. (940 ft.)
Height Overall*: 122.8 m (403 ft.)
(* As Filed In This Application, may differ from ASR Data, Below.)
Directional Antenna
Antenna Make/Model: None ERI 1091-1CP-DA, 1 section
Antenna ID: 58937
Polarization:
Antenna Data for Antenna Id: 58937
WSUM FM File: BMLED-20170517ABS
None - ERI 1091-1CP-DA, 1 section
Service: FM
AzimuthRatioAzimuthRatioAzimuthRatioAzimuthRatio
01.000101.000201.000300.897
400.713500.566600.450700.357
800.288900.2351000.2061100.200
1200.2001300.2001400.2001500.207
1600.2241700.2431800.2541900.262
2000.2622100.2622200.2622300.262
2400.2622500.2622600.2622700.290
2800.3302900.3963000.4983100.628
3200.7903300.9953401.0003501.000
Structure Information
Structure Registration Number 1045235

Structure Type: GTOWER
Registered To:
UNIVERSITY OF WISCONSIN BOARD OF REGENTS DBA WSUM RADIO
Structure Address:
0.3 Km Se Of Int Of Observatory Rd And County Trunk A
Montrose, WI
County Name: Dane County
ASR Issued: 09/12/2018
Date Built: 11/19/2001
Site Elevation: 286.2 m (939 ft.)
Structure Height: 121.9 m (400 ft.)
Height Overall: 122.8 m (403 ft.)
Overall Height AMSL: 409 m (1342 ft.)
FAA Determination: 07/08/1998
FAA Study #: 98-AGL-1880-OE
FAA Circular #: 70/7460-1J
Paint & Light FAA Chapters: 3, 4, 5, 13
42-54-16.3 N 89-33-21.3 W (NAD 83)
42-54-16.3 N 89-33-20.9 W
(Converted to NAD 27)
WSUM(FM) Licensee Information

Board of Regents of the University of Wisconsin System
1860 Van Hise Hall
1220 Linden Drive
Madison, WI 53706
Phone: 608-262-2326
Government Entity
BMLED-20170517ABS Applicant Information

Associated Land Mobile Licenses

(No Records Found)
Associated Microwave Licenses

 WPWX985 950 MHz Aural Studio Transmitter Link

Study Date: 9/28/2021; Study Duration: 0.0557 Seconds.
Database Sources: 9/28/2021 FCC CDBS,
09/28/2021 FCC LMS,
FCC ASR,
FCC ULS Microwave, and
FCC ULS Broadcast Land Mobile.



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