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WKWM
MARATHON FL
FULL-SERVICE FM
Channel 218 (91.5 MHz)
RDS PI Code: 7158
THE SCHOOL BOARD OF MIAMI - DADE COUNTY, FL
172 NE 15TH ST
MIAMI FL 33132
3059954502
Facility ID: 122606
Licensed
HD Radio digital hybrid
Historic Grid View
View Public File
Correspondence
FRN: 0004998118
 
L2C BLED-20080819AAB Granted 08/25/2008
REC Application ID: 1261496 (eLMS)
Record Type: Full Service FM
Application Purpose: License to Cover
Expiration Date: 02/01/2028
FRN: 0004998118
Channel: 218C3 (91.5)
NAD83 Coordinates: 24 39' 41.5" N / 81 25' 9.3" W
Elevation: 1.2 m AMSL
Antenna Type: SHI 6014-8/2-0.90SS-DA, 8 sections 0.8 spacing
Antenna Sections (bays): 8
Spacing Between Bays: 0.8
Transmitter Power Output: 1.815 kW
  Horiz Vert
Effective Radiated Power (kW)12 12
Maximum Effective Radiated Power: (kW)0 0
Radiation center above average terrain140.8 m140.8 m
Radiation center-height above ground:139.6 m139.6 m
Radiation center-above mean sea level:140.8 m140.8 m
Overall antenna height above ground: 152.4 m
Directional Antenna:
Rad Field dB ERP Rad Field dB ERP Rad Field dB ERP
00.400-8.01.920 1200.830-1.68.267 2401.0000.012.000
100.390-8.21.825 1300.660-3.65.227 2501.0000.012.000
200.410-7.72.017 1400.540-5.43.499 2601.0000.012.000
300.516-5.73.195 1500.430-7.32.219 2700.950-0.410.830
400.648-3.85.039 1600.478-6.42.742 2800.870-1.29.083
500.810-1.87.873 1700.540-5.43.499 2900.760-2.46.931
600.950-0.410.830 1800.450-6.92.430 3000.680-3.35.549
701.0000.012.000 1900.450-6.92.430 3100.550-5.23.630
801.0000.012.000 2000.565-5.03.831 3200.450-6.92.430
901.0000.012.000 2100.680-3.35.549 3300.380-8.41.733
1000.980-0.211.525 2200.790-2.07.489 3400.380-8.41.733
1100.940-0.510.603 2300.910-0.89.937 3500.450-6.92.430
Public Notice Comments: License to cover.
MOD BMPED-20070517AAG Granted 12/10/2007
MOD BMPED-20051114ABT Granted 12/15/2005
CP BNPED-20000217ABA Granted 08/18/2005
CALL SIGN HISTORY
WHWY - 09/06/2005 (CDBS)
WKWM - 11/13/2007 (CDBS)
WKWM - 09/06/2005 (LMS)
Where this call sign has been:
00/00/0000 on 1140 in KENTWOOD MI - now WVHF (CDBS)
PERIODS OF SILENCE
Dates   Reason # Days
08/25/2008~
09/10/2017~09/19/2017 9
TRANSLATORS/BOOSTERS/SATELLITES
1.W221AYTAVERNIER FL
Progressive Concepts - 5% off BW transmitters with coupon code REC
APPLICATION HISTORY
Public Notice Details BNPED-20000217ABA Construction Permit Granted
08/18/2005
Public Notice Details BMPED-20051114ABT Modification Granted
12/15/2005
Public Notice Details BMPED-20070517AAG Modification Granted
12/10/2007
Public Notice Details BLED-20080819AAB License to Cover Granted
08/25/2008
  -20080819ADJ Program Test Authority Granted
08/25/2008
  BLSTA-20080911AAC Silent STA Dismissed
09/25/2008
  BDNED-20080929AVX Digital Notification Pending
10/06/2008
  BDNED-20080929AVX Digital Notification Pending
10/06/2008
  BSTA-20110713AAD Misc. Info. Granted
07/14/2011
Public Notice Details BRED-20111003AHP Renewal Granted
01/27/2012
  - Silent Notification Granted
09/15/2017
  - Resume Operations Granted
02/07/2018
Public Notice Details BSTA-20190819ABC Special Temporary Authority Granted
08/21/2019
Transaction log data 0000082158 Renewal Granted
01/15/2020
Public Notice Details BESTA-20200204AAK Extension of STA Granted
02/20/2020
Public Notice Details BESTA-20200803AAI Extension of STA Granted
08/18/2020
Public Notice Details BESTA-20210204AAD Extension of STA Granted
02/18/2021
Public Notice Details BSTA-20210825AAD Special Temporary Auth.-engineering Granted
08/26/2021
Public Notice Details BESTA-20220208AAA Extension of STA Granted
02/25/2022
Transaction log data 0000266906 Restored Licensed Oper Received
02/20/2025
A red arrow means this application has additional transaction log history since July 1, 2014. Click the arrow to expand.
A blue arrow means that some details may be available through public notice data. Click the arrow to expand. (Provided by the REC Radio History Project)
IMPORTED LETTERS
Imported LetterBESTA-20220208AAA02/25/2022
Incoming letter or scanned documentBESTA-20220208AAA02/08/2022
Imported LetterBSTA-20210825AAD08/26/2021
Imported LetterBESTA-20210204AAD02/18/2021
Imported LetterBESTA-20200803AAI08/18/2020
Imported LetterBESTA-20200204AAK02/20/2020
Imported LetterBSTA-20190819ABC08/21/2019
Incoming letter or scanned documentBSTA-20110713AAD07/14/2011
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