Universal Licensing System
WNNB421
Contact Ventures LLC
License details
| ULS identifier | 1665679 |
|---|
| Call sign | WNNB421 |
|---|
| Radio service | IK |
|---|
| Status | A |
|---|
| Grant date | 2021-06-15 |
|---|
| Expiration | 2031-07-09 |
|---|
| Frequency range | 152.48 - 469.9 MHz (4 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | SOUTH BURLINGTON, CHITTENDEN, VT |
|---|
| Coordinates | 44.4583889, -73.1362500 |
|---|
| Source archive | l_LMcomm.zip |
|---|
| Dataset refreshed | 2026-08-02 00:44:31 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FB6C | 152.48000000 | | | 300.000000 | 500.000000 | |
| 2 | 1 | FB6C | 152.48000000 | | | 300.000000 | 500.000000 | |
| 3 | 1 | FB6C | 152.48000000 | | | 300.000000 | 500.000000 | |
| 5 | 1 | FB6C | 152.48000000 | | | 300.000000 | 500.000000 | |
| 6 | 1 | FB6C | 152.48000000 | | | 300.000000 | 500.000000 | |
| 1 | 2 | FB6C | 462.80000000 | | | 350.000000 | 575.000000 | |
| 1 | 1 | FX2 | 464.90000000 | | | 50.000000 | 75.000000 | |
| 4 | 1 | FX1 | 469.90000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 152.48000000 | | 20K0F1D |
| 1 | 2 | 152.48000000 | | 20K0F3E |
| 1 | 2 | 152.48000000 | | 20K0F2D |
| 2 | 1 | 152.48000000 | | 20K0F1D |
| 2 | 1 | 152.48000000 | | 20K0F2D |
| 2 | 1 | 152.48000000 | | 20K0F3E |
| 3 | 1 | 152.48000000 | | 20K0F1D |
| 3 | 1 | 152.48000000 | | 20K0F3E |
| 3 | 1 | 152.48000000 | | 20K0F2D |
| 5 | 1 | 152.48000000 | | 20K0F3E |
| 5 | 1 | 152.48000000 | | 20K0F2D |
| 5 | 1 | 152.48000000 | | 20K0F1D |
| 6 | 1 | 152.48000000 | | 20K0F3E |
| 6 | 1 | 152.48000000 | | 20K0F2D |
| 6 | 1 | 152.48000000 | | 20K0F1D |
| 1 | 2 | 462.80000000 | | 20K0F1D |
| 1 | 2 | 462.80000000 | | 20K0F3E |
| 1 | 2 | 462.80000000 | | 20K0F2D |
| 1 | 1 | 464.90000000 | | 11K2F2D |
| 1 | 1 | 464.90000000 | | 11K2F2D |
| 1 | 1 | 464.90000000 | | 11K2F3E |
| 1 | 1 | 464.90000000 | | 11K2F1D |
| 1 | 1 | 464.90000000 | | 11K2F3E |
| 1 | 1 | 464.90000000 | | 11K2F1D |
| 4 | 1 | 469.90000000 | | 11K2F3E |
| 4 | 1 | 469.90000000 | | 11K2F2D |
| 4 | 1 | 469.90000000 | | 11K2F1D |
| 4 | 1 | 469.90000000 | | 11K2F3E |
| 4 | 1 | 469.90000000 | | 11K2F2D |
| 4 | 1 | 469.90000000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SUMMIT OF MOUNT MANSFIELD, STOWE, LAMOILLE, VT | 44.52783333, -72.81566667 | 1177.000 m | | 79.000 m structure | N |
| 2 | T | SUMMIT OF BELLEVUE HILL, SAINT ALBANS, FRANKLIN, VT | 44.78227778, -73.06458333 | 393.000 m | | 9.000 m structure | N |
| 3 | T | MEDICAL CENTER HOSPITAL COLCHESTER AVE, BURLINGTON, CHITTENDEN, VT | 44.48005556, -73.19375000 | 105.000 m | | 30.000 m structure | N |
| 4 | T | 4049 WILLISON RD, SOUTH BURLINGTON, CHITTENDEN, VT | 44.45838889, -73.13625000 | 113.000 m | | 6.000 m structure | N |
| 5 | T | MONCTON RIDGE 1/4 MI W RT 116, MONCTON, ADDISON, VT | 44.22338889, -73.12372222 | 366.000 m | | 30.000 m structure | N |
| 6 | T | JAY PEAK, JAY, FRANKLIN, VT | 44.92366667, -72.52538889 | 1177.000 m | | 15.000 m structure | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 67.000 m | V | 6.0000 | 270.0000 | 0.000 | |
| 1 | 2 | T | | 9.000 m | V | 6.0000 | 360.0000 | 0.000 | |
| 1 | 3 | T | | 32.000 m | V | 6.0000 | 360.0000 | 0.000 | |
| 1 | 4 | T | | 5.000 m | V | 7.0000 | 90.0000 | 0.000 | |
| 1 | 5 | T | | 12.000 m | V | 6.0000 | 360.0000 | 0.000 | |
| 1 | 6 | T | | 15.000 m | V | 6.0000 | 180.0000 | 0.000 | |
| 2 | 1 | T | | 67.000 m | V | 6.0000 | 360.0000 | 0.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 142 Avenue C, Williston, VT | CHITTENDEN | 8028600000 |
License history
| Date | File or call sign | Action |
|---|
| 2026-01-19 | WNNB421 | LIASS |
| 2024-08-21 | WNNB421 | LIAUA |
| 2021-06-15 | WNNB421 | LIREN |
| 2021-04-12 | WNNB421 | LETRES |
| 2017-01-25 | WNNB421 | LIAUA |
| 2014-12-06 | WNNB421 | LIAUA |
| 2014-12-05 | WNNB421 | ESUAPR |
| 2013-03-21 | WNNB421 | LIMOD |
| 2012-06-14 | WNNB421 | LIMOD |
| 2012-05-15 | WNNB421 | ESUAPR |
| 2011-10-14 | WNNB421 | LIASS |
| 2011-06-14 | WNNB421 | LIREN |
| 2011-04-27 | WNNB421 | ESUAPR |
| 2011-04-18 | WNNB421 | LETRES |
| 2010-01-08 | WNNB421 | LIASS |
| 2009-12-16 | WNNB421 | ESCAPR |
| 2009-10-14 | WNNB421 | ESCAPR |
| 2009-01-21 | WNNB421 | LIAUA |
| 2009-01-20 | WNNB421 | ESCAPR |
| 2001-09-14 | WNNB421 | LIREN |
| 2001-09-11 | WNNB421 | LIREN |
| 2001-04-16 | WNNB421 | LETRES |
| 2000-11-23 | WNNB421 | LICCNV |
| 1996-08-05 | WNNB421 | AUTHPR |
| 1996-08-05 | WNNB421 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1665679 | 2026-08-02 00:44:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNNB421 | ULS 1665679 | 2026-08-02 00:44:31 |
| Status | A | ULS 1665679 | 2026-08-02 00:44:31 |
| Service | IK | ULS 1665679 | 2026-08-02 00:44:31 |
| Grant Date | 2021-06-15 | ULS 1665679 | 2026-08-02 00:44:31 |
| Expiration Date | 2031-07-09 | ULS 1665679 | 2026-08-02 00:44:31 |