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**SCHED FULL OUTAGE: 08/15 - 13:00-15:00 PDT** MAPPING IN LPFM SEARCH TOOL NO LONGER AVAILABLE DUE TO US CENSUS BUREAU SYSTEM RETIREMENT - SEE RECNET.COM HOME PAGE FOR MORE INFO - REPORT SITE ISSUES TO MAE AT RECNET.COM / DATABASE UPDATES SATURDAY 6AM PD
WNZK
DEARBORN HEIGHTS MI US
 
BIRACH BROADCASTING CORPORATION
21700 NORTHWESTERN HWY STE 1190 TOWER 14
SOUTHFIELD MI 48075
2485573500
FCC Facility ID: 5348
Service Type: AM Broadcast Station
License Status: LICEN
Current Frequency: 690 kHz
1. BL-19901123AC GRANTED 02/13/1992|View Map
FCC Station Class: B
IFRB Region 2 Class: B
Time Zone: Eastern
Daytime
Geographic Coordinates: 42-5'55 N / 83-19'48 W
Power: 2.5 kW
Directional Antenna Different constants day and night.
Domestic Pattern: A
Q Factor: 15.8114
RMS Theoretical: 489.2 mV/m at 1km
Towers: 6
Twr Field
Ratio
Elec
Ht
Phas-
ing
Spac-
ing
Orient Twr
Ref
Top
Ld
A B C D
A191.3000NN0000
B1.85191.311991.3180NN0000
C0.94191.3-12291.3180YN0000
D0.791.3-64253.864.8NN0000
E1.29691.35591.3180YN0000
F0.65991.317491.3180YN0000
Augments: 8
Augment Central
Azimuth
Radiation at
Central Azimuth
Span
19011740
2118.52820
31335620
41492320
51654320
62112710
7241.526.520
830726520
2. BL-19901123AF GRANTED 02/13/1992|View Map
FCC Station Class: B
IFRB Region 2 Class: B
Time Zone: Eastern
Nighttime
Geographic Coordinates: 42-5'55 N / 83-19'48 W
Power: 2.5 kW
Directional Antenna Different constants day and night.
Domestic Pattern: A
Q Factor: 19.8932
RMS Theoretical: 508.63 mV/m at 1km
Towers: 6
Twr Field
Ratio
Elec
Ht
Phas-
ing
Spac-
ing
Orient Twr
Ref
Top
Ld
A B C D
A190000NN0000
B1.3239014490180NN0000
C0.7290-7890180YN0000
D0.99012238108NN0000
E1.1919015690180YN0000
F0.64890-6690180YN0000
Augments: 4
Augment Central
Azimuth
Radiation at
Central Azimuth
Span
1637510
2114.517510
31474010
425233.510
CALL SIGN HISTORY
831123AA -
WNZK - 11/08/1984
BROADCAST AUXILLIARY
RPU MICROWAVE/STL/ENG
KPF832450.98
WLF212949
 
APPLICATION HISTORY
BP-19831123AA Original CP GRANT 10/30/1984
BL-19851009AS Lic to Cover GRANT 01/23/1986
BRC-19851024AA RC GRANT 10/31/1985
BAL-19860519FG Assignment of Lic GRANT 05/28/1986
BP-19870116AB Major Mod GRANT 06/11/1987
BL-19870826AD Lic to Cover GRANT 02/10/1988
BP-19871116AF Major Mod GRANT 10/12/1989
BR-19890505UD Renewal GRANT 09/26/1989
BL-19901123AC Lic to Cover GRANT 02/13/1992
BMP-19901123AD Minor Mod to CP GRANT 01/23/1991
BRC-19901123AE RC GRANT 02/11/1991
BMP-19910808AG Minor Mod to CP GRANT 12/20/1991
BR-19960523WE Renewal GRANT 09/27/1996
BZ-19960715AA Direct Meas GRANT 10/30/1996
BOA-19990526AAX Ownership Rpt ACCPT 04/05/2001
BL-19901123AF Lic to Cover GRANT 02/13/1992
BOA-20030522AEF Ownership Rpt ACCPT 05/23/2003
BR-20040525AAQ Renewal GRANT 09/20/2004
BON-20040525AAH Ownership Rpt ACCPT 05/26/2004
BP-20060209ABD Minor Mod APDIS 06/28/2006
BOA-20060601AUE Ownership Rpt ACCPT 06/02/2006
BOA-20080515AAQ Ownership Rpt ACCPT 05/16/2008