K7AQ (since 1987)
Retrieving application detail received on 2026-01-20 for ULS File Number

0011872934

Field Name  ·  Applicant

Italic names are derived; accent values differ from the applicant’s prior license.
Applicant TypeI - Individual
Entity TypeL - Licensee or Assignee
Entity NameKnudsen, Jonathan A
Attention
First Name / Middle Init / Last Name / Name SuffixJonathan A Knudsen
Street Address1006 Orchard Hills Dr
Po Box
LocalityClarksville
CountyMontgomery County
StateTN - Tennessee
Postal Code370405375
Zip Location36°31'21.5"N 87°20'05.8"W
MaidenheadEM66hm
FRN0037807260
Geo Region4 / TN
Licensee ID/SGINL02997159 / 000
CallsignKR4ISO
Last Action Date2026-02-07
Radio ServiceHA - Amateur
App PurposeMD - Modification
App SourceI - Online
App StatusG - Granted
Entered Timestamp2026-01-19
Fee Control NumPGC5110139
Orig PurposeMD - Modification
Receipt DateTue 2026-01-20
Payment Date2026-01-20
Is From Vec
Is Trustee
Operator GroupC - 1x3
Licensee ClassT - Technician
New Seq CallsignN
Trustee Callsign
Trustee Name
ULS Group / ULS RegionC / 4
Prev Callsign / Prev Class
Vanity Relationship
Vanity TypeE - By List
Fee Exempt / WaiverN / N

Vanity callsigns

Seq#Vanity Callsign
1 N4YRU
2 N4NPS
3 N4JAK
4 KJ4NPS

Action history

Action DateAction Type
2026-01-20FVPCNF - Payment Confirmed
2026-01-20RECMD - Modification Received
2026-01-21RDLCOM - Redlight Review Completed
2026-02-07APGRT - Application Granted
2026-02-07PLAUPR - Paperless Authorization Printed