Retrieving license, trustee, & application history for
K4YU
K4YU is restricted to Amateur Extra class operators.
Navigation:
- Scroll down to the applications that requested this callsign.
- An Entity Name opens everything filed under that licensee’s FCC Registration Number.
- A Grant Date opens all processing on that day; an Effective Date opens the license record.
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 |
|---|---|---|---|---|---|---|---|---|
| Knauss, Richard W | I - Individual | E - Amateur Extra | 4 / NC | A - Active | 2026-06-11 | 2026-06-11 | 2036-09-07 | |
| SMALL, DONALD C | I - Individual | E - Amateur Extra | 4 / NC | E - Expired | 2004-07-17 | 2004-07-17 | 2016-08-18 | 2014-08-17 |
Retrieving applications for
K4YU
K4YU 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- Two dates or purposes in one row mean the application was amended or withdrawn: the latest change is on top, the original underneath.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 |
|---|---|---|---|---|---|---|---|---|
| Tue 2026-02-17 | KR4EIX | 4 / VA | Burke, Tracy A | 0011912078 I - Online |
MD - Modification | 2026-02-18 | 2026-03-07 | D - Dismissed |
| Wed 2016-10-12 | KD2KRJ | 2 / NJ | Querio, Giacomo Giuseppe | 0007404443 I - Online |
AM - Amendment | (none) | 2016-11-01 | G - Granted |
| Tue 2016-09-06 | W1IBI | 1 / NH | HOLZMAN, STEVEN E | 0007442389 I - Online |
MD - Modification | (none) | 2016-09-24 | D - Dismissed |
| Fri 2016-08-26 | K4TYS | 4 / TN | BURCHELL, ERNEST E | 0007433189 I - Online |
MD - Modification | (none) | 2016-09-13 | D - Dismissed |
| Fri 2016-08-26 | NF3U | 4 / FL | LOGSDON, DAVID J | 0007432527 I - Online |
MD - Modification | (none) | 2016-09-13 | D - Dismissed |
| Thu 2016-08-25 | KG5ILN | 5 / TX | FREEZE, REBECCA L | 0007432485 I - Online |
MD - Modification | (none) | 2016-09-13 | D - Dismissed |
| Wed 2016-08-24 | NR9R | 4 / SC | RICK, ANTHONY S | 0007409535 I - Online |
MD - Modification | (none) | 2016-09-13 | D - Dismissed |
| Tue 2016-08-23 | KW4XI | 4 / VA | Rosenau, Todd J | 0007408573 I - Online |
MD - Modification | (none) | 2016-09-10 | D - Dismissed |
| Tue 2016-08-23 | KB5CW | 4 / SC | MC MASTER, DONALD D | 0007405146 I - Online |
AM - Amendment | (none) | 2016-09-10 | D - Dismissed |
| Mon 2016-08-22 | KM4VMJ | 4 / VA | Rosenau, Todd J | 0007406254 I - Online |
MD - Modification | (none) | 2016-08-23 | D - Dismissed |
| Mon 2016-08-22 | N8SK | 4 / FL | Hackenberg, Anthony W | 0007405980 I - Online |
MD - Modification | (none) | 2016-09-09 | D - Dismissed |
| Mon 2016-08-22 | NC4WD | 4 / NC | WEBB, JOSHUA L | 0007405764 I - Online |
MD - Modification | (none) | 2016-09-09 | D - Dismissed |
| Mon 2016-08-22 | K4WOF | 4 / FL | Lineback, Jerry E | 0007405624 I - Online |
MD - Modification | (none) | 2016-09-09 | D - Dismissed |
| Fri 2016-08-19 | N1FUL | 1 / CT | Phelps, Daniel J | 0007405545 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Fri 2016-08-19 | KM4SLF | 4 / KY | Cook, William C | 0007405404 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Fri 2016-08-19 | K4WOF | 4 / FL | Lineback, Jerry E | 0007404501 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Fri 2016-08-19 | KM4LWL | 4 / NC | STEVENSON, CYNTHIA C | 0007404357 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | AJ4VS | 4 / GA | Singh, Vishnu K | 0007404349 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | AG5DX | 5 / TX | MARSHALL, RONNEY G | 0007404317 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | WA8HSB | 4 / AL | Aeiker, John D | 0007404311 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | W4ADL | 7 / NV | LA RUE, CHRISTOPHER J | 0007404293 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | KM2J | 4 / FL | COLLINS, MICHAEL F | 0007404247 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | KD4MHS | 4 / GA | Stephens, Michael H | 0007404185 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | KN4W | 4 / FL | Gelb, Margaret R | 0007404064 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | KM4NRZ | 4 / NC | Guthrie, Joshua L | 0007404059 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | AI6QW | 6 / CA | Li, Li | 0007404015 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | KW4TQ | 4 / NC | FOUSHEE, ROBERT H | 0007403589 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | WA2HGP | 4 / FL | PRENTICE, CHARLES A | 0007403104 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | WA6VWJ | 7 / AZ | KIBBY, NORMAN L | 0007403066 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | N3KWY | 4 / TN | MCKEEHAN, MICHAEL W | 0007402943 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | W4DVA | 4 / VA | CHICHESTER, JOHN H | 0007402780 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | AH6VD | 13 / HI | Francis, Brian P | 0007402734 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | KD4FJ | 5 / TX | Salinas, George | 0007402731 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | WX4TVJ | 4 / FL | LEA, ZECHARIAH J | 0007402729 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | W4LGR | 4 / SC | ROSS, LARRY G | 0007402712 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | WN3F | 4 / GA | HENDERSON, BRIAN M | 0007402699 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | N3FNG | 3 / PA | Bradac, Joshua I | 0007402691 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | K9PIN | 4 / SC | PINSON, FRED E | 0007402680 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | AB4JJ | 4 / KY | JOHNSON, JON H | 0007402679 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | KW4UN | 4 / NC | Knauss, Richard W | 0007402670 I - Online |
MD - Modification | (none) | 2016-09-07 | G - Granted |
| Thu 2016-08-18 | KD4JF | 4 / KY | Fish, Jerry R | 0007402660 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | KC2LNC | 4 / NC | APPLETON, STEVEN T | 0007402652 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Thu 2016-08-18 | AJ4PN | 4 / FL | Alauskas III, Michael G | 0007402640 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Wed 2016-08-17 | N8BT | 4 / FL | MARTIN, DENNIS R | 0007402524 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Wed 2016-08-17 | KM4JCQ | 4 / VA | Casto, Benjamin A | 0007401555 I - Online |
MD - Modification | (none) | 2016-09-07 | D - Dismissed |
| Tue 2016-08-16 | KK4BF | 4 / KY | Foote, Curtis W | 0007394536 I - Online |
MD - Modification | (none) | 2016-09-03 | D - Dismissed |
| Fri 2016-08-12 | KG6SAL | 6 / CA | MANCUSO, SALVATORE P | 0007365046 I - Online |
AM - Amendment | (none) | 2016-08-30 | D - Dismissed |
| Fri 2016-08-12 | KI4VFV | 4 / AL | Cash, Thomas W | 0007361216 I - Online |
AM - Amendment | (none) | 2016-08-30 | D - Dismissed |
| Fri 2016-07-22 | KD4MHS | 4 / GA | Stephens, Michael H | 0007350336 I - Online |
MD - Modification | (none) | 2016-08-09 | D - Dismissed |
| Tue 2016-07-19 | KB1EBE | 1 / ME | Berry Sr, David A | 0007346651 I - Online |
MD - Modification | (none) | 2016-08-06 | D - Dismissed |
| Fri 2016-04-15 | W4EAE | 4 / AL | EIGHMY, EUGENE A | 0007232614 I - Online |
MD - Modification | (none) | 2016-05-03 | D - Dismissed |
| Wed 2015-10-07 | WA2HGP | 4 / FL | PRENTICE, CHARLES A | 0006974458 I - Online |
MD - Modification | (none) | 2015-10-27 | D - Dismissed |
| Tue 2014-07-22 | KV4ZC | 4 / AL | Hartman Mrs, Haxhere | 0006388213 I - Online |
MD - Modification | 2014-07-22 | 2014-08-09 | D - Dismissed |