Universal Licensing System
WPMN523
GRIFFIN PIPE PRODUCTS
License details
| ULS identifier | 1797682 |
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| Call sign | WPMN523 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-10-06 |
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| Expiration | 2003-10-06 |
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| Cancellation | 2003-12-07 |
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| Frequency range | 451.2875 - 451.3625 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | POTTAWATTAMIE, IA |
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| Coordinates | 41.2533333, -95.8847222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 03:08:05 |
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Licensee
| Name | GRIFFIN PIPE PRODUCTS |
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| Applicant type | C |
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| Location | COUNCIL BLUFFS, IA |
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| Address | 2601 9TH AVE, COUNCIL BLUFFS, IA, 51501 |
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| Phone | 7123255172 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.28750000 | | | 2.000000 | | |
| 1 | 1 | MO | 451.31250000 | | | 2.000000 | | |
| 1 | 1 | MO | 451.33750000 | | | 2.000000 | | |
| 1 | 1 | MO | 451.36250000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.28750000 | | 10K8F1D |
| 1 | 1 | 451.31250000 | | 10K8F1D |
| 1 | 1 | 451.33750000 | | 10K8F1D |
| 1 | 1 | 451.36250000 | | 10K8F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | POTTAWATTAMIE, IA | 41.25333333, -95.88472222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2601 9TH AVE, COUNCIL BLUFFS, IA | | 7123255172 |
License history
| Date | File or call sign | Action |
|---|
| 2003-12-07 | WPMN523 | LIEXP |
| 2003-07-14 | WPMN523 | LETRES |
| 2001-09-27 | WPMN523 | AUDOPR |
| 2000-11-23 | WPMN523 | LICCNV |
| 1998-10-06 | WPMN523 | AUTHPR |
| 1998-10-06 | WPMN523 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1797682 | 2026-08-09 03:08:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMN523 | ULS 1797682 | 2026-08-09 03:08:05 |
| Status | E | ULS 1797682 | 2026-08-09 03:08:05 |
| Service | IG | ULS 1797682 | 2026-08-09 03:08:05 |
| Grant Date | 1998-10-06 | ULS 1797682 | 2026-08-09 03:08:05 |
| Expiration Date | 2003-10-06 | ULS 1797682 | 2026-08-09 03:08:05 |
| Cancellation Date | 2003-12-07 | ULS 1797682 | 2026-08-09 03:08:05 |