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WDFN
DETROIT MI US
 
AMFM RADIO LICENSES, L.L.C.
2625 S MEMORIAL DR, SUITE A
TULSA OK 74129
9186644581
FCC Facility ID: 59969
Service Type: AM Broadcast Station
License Status: LICEN
Current Frequency: 1130 kHz
Digital Status: H (HD Radio Hybrid)
1. BL-19971120KA GRANTED 04/27/1998|View Map
FCC Station Class: B
IFRB Region 2 Class: B
Time Zone: Eastern
Nighttime
Geographic Coordinates: 42-6'39 N / 83-11'52 W
Power: 10 kW
Directional Antenna Different constants day and night.
Domestic Pattern: A
RMS Augmented: 1033.11 mV/m at 1km
RMS Theoretical: 930.36 mV/m at 1km
Towers: 9
Twr Field
Ratio
Elec
Ht
Phas-
ing
Spac-
ing
Orient Twr
Ref
Top
Ld
A B C D
A111599.100NN0000
B1.9851150901.5NN0000
C1115-99.1901.5YN0000
D1.96211599.1203.5271.5NN0000
E3.8951150901.5YN0000
F1.962115-99.1901.5YN0000
G111599.1407271.5NN0000
H1.9851150901.5YN0000
I1115-99.1901.5YN0000
Augments: 28
Augment Central
Azimuth
Radiation at
Central Azimuth
Span
11.53130.0815
292960.7915
325188547
451.5100.4220
561.556.3320
671.520.9220
781.537.0120
891.556.3320
9101.543.7720
10111.531.2220
11121.528.9720
12173.511133
1319048.2816
1419848.2816
1521148.2826
16224.510025
1723748.2825
18250107.910
1925580.4710
20271.551.0214
21278.554.410
22281.57010
23286.548.2810
24291.548.2810
2530056.3317
26309176.2218
273301067.5440
283502742.3223
2. BL- GRANTED 01/01/1978|View Map
FCC Station Class: B
IFRB Region 2 Class: B
Time Zone: Eastern
Daytime
Geographic Coordinates: 42-6'39 N / 83-11'52 W
Power: 50 kW
Directional Antenna Different constants day and night.
Domestic Pattern: A
Q Factor: 70.71
RMS Augmented: 2369.8 mV/m at 1km
RMS Theoretical: 2253.08 mV/m at 1km
Towers: 2
Twr Field
Ratio
Elec
Ht
Phas-
ing
Spac-
ing
Orient Twr
Ref
Top
Ld
A B C D
A2.97511552.500NN0000
B3.975115-52.5901.5NN0000
Augments: 4
Augment Central
Azimuth
Radiation at
Central Azimuth
Span
1181.5820.7733
2198619.633
3215531.0810
42501403.3520
CALL SIGN HISTORY
WCXI - 03/01/1979
WWWW - 09/14/1992
WDFN - 05/20/1994
BROADCAST AUXILLIARY
RPU MICROWAVE/STL/ENG
KC62801455.45
KC62810455.55
KQA981450.112
KQA981450.112
KQA981455.112
KQA981455.112
WHN268949.375
WHN268949.625
 
APPLICATION HISTORY
BR-19790530YN Renewal GRANT 10/16/1979
BTC-19800924FM Transfer Ctrl GRANT 10/24/1980
BR-19820601ZU Renewal GRANT 09/15/1982
BRC-19821012AF RC GRANT 10/18/1982
BAL-19821208GW Assignment of Lic GRANT 12/22/1982
BTC-19830228EU Transfer Ctrl GRANT 03/14/1983
BAL-19860305FQ Assignment of Lic GRANT 04/24/1986
BAL-19860909KU Assignment of Lic GRANT 09/26/1986
BR-19890531VI Renewal GRANT 09/26/1989
BTC-19930330HR Transfer Ctrl GRANT 05/14/1993
BAL-19930805HC Assignment of Lic GRANT 09/01/1993
BTC-19950816GV Transfer Ctrl GRANT 11/28/1995
BTC-19960603HE Transfer Ctrl GRANT 08/08/1996
BR-19960603YT Renewal GRANT 09/20/1996
From: SHAMROCK BROADCASTING, INC.
To: WWWW/WDFN LICENSE CORP.
BAL-19960729GE Assignment of Lic GRANT 10/23/1996
From: SCOTT K. GINSBURG, DE FACTO
To: CHANCELLOR MEDIA CORPORATION
BTC-19970430A9 Transfer Ctrl GRANT 09/04/1997
From: EVERGREEN MEDIA CORPORATION
To: EVERGREEN MEZZANINE HOLDINGS CORP
BTC-19970714GQ Transfer Ctrl GRANT 07/23/1997
BP-19971103AB Minor Mod GRANT 12/30/1997
BL-19971104KB Lic to Cover APRET 11/19/1997
BL-19971120KA Lic to Cover GRANT 04/27/1998
From: WWWW/WDFN LICENSE CORP.
To: CHANCELLOR MEDIA RADIO LICENSES, LLC
BAL-19980605HI Assignment of Lic GRANT 06/16/1998
BAL-19990826HE Assignment of Lic GRANT 09/14/1999
BSTA-19971110YB Spec Temp Auth GRANT 09/17/1998
BL- Lic to Cover GRANT 01/01/1978
BR-20040601AYI Renewal GRANT 09/20/2004
BDN-20070924AWB Dig Notification ACCPT 10/01/2007