Universal Licensing System
KDU448
SPRINGFIELD, CITY OF
License details
| ULS identifier | 1285609 |
|---|
| Call sign | KDU448 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2025-02-26 |
|---|
| Expiration | 2035-05-04 |
|---|
| Frequency range | 153.8 - 154.4 MHz (5 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | SPRINGFIELD, HAMPDEN, MA |
|---|
| Coordinates | 42.1223056, -72.5428611 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:18:00 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 153.80000000 | | | 10.000000 | 10.000000 | |
| 3 | 1 | MO | 153.80000000 | | | 10.000000 | 10.000000 | |
| 1 | 1 | FB | 153.83000000 | | | 10.000000 | 10.000000 | |
| 3 | 1 | MO | 153.83000000 | | | 10.000000 | 10.000000 | |
| 3 | 1 | MO | 153.87500000 | | | 10.000000 | 10.000000 | |
| 1 | 2 | FB | 154.17500000 | | | 30.000000 | 50.000000 | |
| 2 | 1 | FB2 | 154.17500000 | | | 30.000000 | 50.000000 | |
| 3 | 1 | MO | 154.17500000 | | | 30.000000 | 30.000000 | |
| 1 | 3 | FB | 154.40000000 | | | 100.000000 | 170.000000 | |
| 2 | 1 | FB2 | 154.40000000 | | | 100.000000 | 170.000000 | |
| 3 | 1 | MO | 154.40000000 | | | 30.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 153.80000000 | | 11K2F3E |
| 1 | 1 | 153.80000000 | | 8K10F1E |
| 1 | 1 | 153.80000000 | | 8K10F1D |
| 3 | 1 | 153.80000000 | | 11K2F3E |
| 3 | 1 | 153.80000000 | | 8K10F1E |
| 3 | 1 | 153.80000000 | | 8K10F1D |
| 1 | 1 | 153.83000000 | | 8K10F1E |
| 1 | 1 | 153.83000000 | | 8K10F1D |
| 1 | 1 | 153.83000000 | | 11K2F3E |
| 3 | 1 | 153.83000000 | | 11K2F3E |
| 3 | 1 | 153.83000000 | | 8K10F1D |
| 3 | 1 | 153.83000000 | | 8K10F1E |
| 3 | 1 | 153.87500000 | | 11K2F3E |
| 3 | 1 | 153.87500000 | | 8K10F1E |
| 3 | 1 | 153.87500000 | | 8K10F1D |
| 1 | 2 | 154.17500000 | | 11K2F3E |
| 1 | 2 | 154.17500000 | | 8K10F1D |
| 1 | 2 | 154.17500000 | | 8K10F1E |
| 2 | 1 | 154.17500000 | | 8K10F1E |
| 2 | 1 | 154.17500000 | | 8K10F1D |
| 2 | 1 | 154.17500000 | | 11K2F3E |
| 3 | 1 | 154.17500000 | | 8K10F1D |
| 3 | 1 | 154.17500000 | | 8K10F1E |
| 3 | 1 | 154.17500000 | | 11K2F3E |
| 1 | 3 | 154.40000000 | | 11K2F3E |
| 1 | 3 | 154.40000000 | | 8K10F1D |
| 1 | 3 | 154.40000000 | | 8K10F1E |
| 2 | 1 | 154.40000000 | | 8K10F1D |
| 2 | 1 | 154.40000000 | | 11K2F3E |
| 2 | 1 | 154.40000000 | | 8K10F1E |
| 3 | 1 | 154.40000000 | | 8K10F1E |
| 3 | 1 | 154.40000000 | | 11K2F3E |
| 3 | 1 | 154.40000000 | | 8K10F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1535 ROOSEVELT AVE, SPRINGFIELD, HAMPDEN, MA | 42.12230556, -72.54286111 | 64.000 m | TOWER | 59.000 m structure / 59.000 m overall | N |
| 2 | T | 10 CHESTNUT STREET, SPRINGFIELD, HAMPDEN, MA | 42.10286111, -72.58563889 | 27.000 m | B | 119.000 m structure / 119.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.000 m | | | | -1.000 | |
| 1 | 2 | T | | 119.000 m | | | | 81.000 | |
| 1 | 3 | T | | | | | | | |
| 2 | 1 | T | | 53.000 m | | | | 37.000 | |
| 3 | 1 | T | | 59.000 m | | | | 43.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1535 ROOSEVELT AVENUE, SPRINGFIELD, MA | HAMPDEN | 4137876400 |
License history
| Date | File or call sign | Action |
|---|
| 2025-02-26 | KDU448 | LIREN |
| 2025-02-10 | KDU448 | LETRES |
| 2015-12-16 | KDU448 | LIAUA |
| 2015-12-15 | KDU448 | ESUAPR |
| 2015-12-15 | KDU448 | LIAUA |
| 2015-12-14 | KDU448 | ESUAPR |
| 2015-12-11 | KDU448 | LIAUA |
| 2015-12-10 | KDU448 | ESUAPR |
| 2015-03-24 | KDU448 | LIMOD |
| 2015-03-19 | KDU448 | COR |
| 2015-03-19 | KDU448 | LIREN |
| 2015-02-25 | KDU448 | ESUAPR |
| 2015-02-09 | KDU448 | LETRES |
| 2015-02-03 | KDU448 | ESURNW |
| 2014-08-05 | KDU448 | ESCAPR |
| 2012-04-04 | KDU448 | LIMOD |
| 2012-04-03 | KDU448 | ESCAPR |
| 2011-05-07 | KDU448 | LIAUA |
| 2011-05-06 | KDU448 | ESCAPR |
| 2005-02-16 | KDU448 | LIREN |
| 2005-02-15 | KDU448 | ESCAPR |
| 2005-02-07 | KDU448 | LETRES |
| 2003-01-23 | KDU448 | LIMOD |
| 2002-01-14 | KDU448 | AUDOPR |
| 2000-10-20 | KDU448 | LICCNV |
| 2000-05-04 | KDU448 | LIRMD |
| 2000-05-04 | KDU448 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1285609 | 2026-08-02 01:18:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KDU448 | ULS 1285609 | 2026-08-02 01:18:00 |
| Status | A | ULS 1285609 | 2026-08-02 01:18:00 |
| Service | PW | ULS 1285609 | 2026-08-02 01:18:00 |
| Grant Date | 2025-02-26 | ULS 1285609 | 2026-08-02 01:18:00 |
| Expiration Date | 2035-05-04 | ULS 1285609 | 2026-08-02 01:18:00 |