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Silent Key callsign harvesting
Web site news (2026-10-03)
K7AQ (since 1987)
Lookup KO0W at:
QRZ HamQTH HamCall ULS
Phonetic weight: 8
Morse weight: 60
Retrieving license, trustee, & application history for

KO0W

KO0W is restricted to Amateur Extra class operators.
Navigation:
Notes:
  • Column headings link to an explanation of the column.
  • A bold Applicant Type marks a vanity callsign assignment.
  • Active licenses are listed first, then the rest by Effective Date, newest first.
Entity
Name		Applicant
Type		 Licensee
Class		Region
/ State		 License
Status		 Grant
Date		Effective
Date		 Cancel
Date		Expire
Date
Bertsch, Steven J I - Individual E - Amateur Extra0 / MN A - Active 2026-02-10 2026-02-10 2036-03-24
Retrieving applications for

KO0W

KO0W is restricted to Amateur Extra class operators.
Navigation:
  • An Applicant callsign opens that callsign’s history; an Entity Name opens the applicant’s history.
  • A ULS File Number opens the application detail; a Receipt Date opens that day’s applications.
Notes:
  • Two dates or purposes in one row mean the application was amended or withdrawn: the latest change is on top, the original underneath.
  • “Granted” means the application was granted, not necessarily with this callsign.
  • Receipt dates more than a month old have a gray background.
Receipt
Date		 Applicant
Callsign		Region
/ State		 Entity
Name		 ULS File
Number		Application
Purpose		 Payment
Date		Last Action
Date		 Application
Status
Mon 2006-03-06 KC0WAD 0 / MN Bertsch, Steven J 0002512265
I - Online		 MD - Modification 2006-03-07 2006-03-24 G - Granted
Mon 2003-08-25 KC0OUO 0 / CO Petago, Maxie D 0001428553
I - Online		 MD - Modification 2003-08-26 2003-09-12 G - Granted
Mon 2001-04-09 W0CDW 0 / MN WEERTS, CHARLES D 0000426865
M - Manual		 MD - Modification 2001-04-14 2001-04-27 G - Granted