Universal Licensing System
WAU50
INDIANAPOLIS MOTOR SPEEDWAY CORP.
License details
| ULS identifier | 969449 |
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| Call sign | WAU50 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 1998-04-14 |
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| Expiration | 2008-04-15 |
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| Cancellation | 2008-06-21 |
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| Frequency range | 23025 - 23075 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | SPEEDWAY, MARION, IN |
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| Coordinates | 39.7930833, -86.2380278 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:33 |
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Licensee
| Name | INDIANAPOLIS MOTOR SPEEDWAY CORP. |
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| Applicant type | C |
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| FRN | 0007393630 |
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| Location | SPEEDWAY, IN |
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| Address | 4790 WEST 16TH STREET, SPEEDWAY, IN, 46224 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 23025.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 23025.00000000 | | 16M0A9W |
| 1 | 2 | 23075.00000000 | | 16M0A9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4790 W 16TH ST, SPEEDWAY, MARION, IN | 39.79308333, -86.23802778 | 222.800 m | | 21.300 m structure / 23.200 m overall | |
| 2 | R | | 39.80030556, -86.23497222 | 223.700 m | | | |
| 3 | R | | 39.78891667, -86.23497222 | 220.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 34.0000 | 18.1000 | | |
| 1 | 2 | R | | | | 34.0000 | | | |
| 1 | 3 | R | | | | 34.0000 | | | |
| 2 | 1 | T | | | H | 34.0000 | 150.5000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2008-06-21 | WAU50 | LIEXP |
| 2008-03-19 | WAU50 | LTSFRN |
| 2008-03-19 | WAU50 | LTSAPR |
| 2008-01-21 | WAU50 | LETRES |
| 1999-08-13 | WAU50 | LICCNV |
| 1998-04-14 | WAU50 | LIREN |
| 1993-04-15 | WAU50 | LIMOD |
| 1993-03-06 | WAU50 | LIMOD |
| 1988-04-04 | WAU50 | LIMOD |
| 1983-05-13 | WAU50 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 969449 | 2026-08-02 02:44:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WAU50 | ULS 969449 | 2026-08-02 02:44:33 |
| Status | E | ULS 969449 | 2026-08-02 02:44:33 |
| Service | MG | ULS 969449 | 2026-08-02 02:44:33 |
| Grant Date | 1998-04-14 | ULS 969449 | 2026-08-02 02:44:33 |
| Expiration Date | 2008-04-15 | ULS 969449 | 2026-08-02 02:44:33 |
| Cancellation Date | 2008-06-21 | ULS 969449 | 2026-08-02 02:44:33 |