Universal Licensing System
KC5ZTF
License details
| ULS identifier | 451813 |
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| Call sign | KC5ZTF |
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| Radio service | HA |
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| Status | A |
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| Grant date | 2017-03-14 |
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| Expiration | 2027-04-02 |
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| Source archive | l_amat.zip |
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| Dataset refreshed | 2026-08-02 01:57:08 |
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Licensee
| Name | GRUNSFELD, JOHN M |
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| Applicant type | I |
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| FRN | 0008427650 |
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| Location | Boulder, CO |
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License history
| Date | File or call sign | Action |
|---|
| 2017-03-14 | KC5ZTF | LIREN |
| 2011-09-27 | KC5ZTF | LIAUA |
| 2007-03-23 | KC5ZTF | LIREN |
| 2004-01-13 | KC5ZTF | LIAUA |
| 2000-11-01 | KC5ZTF | COR |
| 2000-06-21 | KC5ZTF | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 451813 | 2026-08-02 01:57:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KC5ZTF | ULS 451813 | 2026-08-02 01:57:08 |
| Status | A | ULS 451813 | 2026-08-02 01:57:08 |
| Service | HA | ULS 451813 | 2026-08-02 01:57:08 |
| Grant Date | 2017-03-14 | ULS 451813 | 2026-08-02 01:57:08 |
| Expiration Date | 2027-04-02 | ULS 451813 | 2026-08-02 01:57:08 |