Universal Licensing System
WPWD497
Columbia University
License details
| ULS identifier | 2454873 |
|---|
| Call sign | WPWD497 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2002-10-22 |
|---|
| Expiration | 2012-10-22 |
|---|
| Cancellation | 2012-12-22 |
|---|
| Frequency range | 464.5 MHz |
|---|
| Locations | 1 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:24:58 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MOI | 464.50000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.50000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2012-12-22 | WPWD497 | LIEXP |
| 2012-07-30 | WPWD497 | LETRES |
| 2002-10-22 | WPWD497 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2454873 | 2026-08-02 01:24:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPWD497 | ULS 2454873 | 2026-08-02 01:24:58 |
| Status | E | ULS 2454873 | 2026-08-02 01:24:58 |
| Service | IG | ULS 2454873 | 2026-08-02 01:24:58 |
| Grant Date | 2002-10-22 | ULS 2454873 | 2026-08-02 01:24:58 |
| Expiration Date | 2012-10-22 | ULS 2454873 | 2026-08-02 01:24:58 |
| Cancellation Date | 2012-12-22 | ULS 2454873 | 2026-08-02 01:24:58 |