| CALL | WGGB-TV |
| City of license | Springfield |
| Channel | 40 |
| Frequency | 626-632 |
| Offset | Zero |
| File No. | BLCT-19990429KH |
| Owner | Sinclair |
| Location (N-LAT) | 42-18-30 |
| Location (W-LON) | 72-38-57 |
| Location | Peak of Mt. Tom, Holyoke |
| ERP | 4270kW |
| Polarization | Circular |
| HAAT | 324m |
| HRCAMSL | 419m |
| Antenna Type | Andrew ATW25H3-DTC/P-40 |
| Directional | Yes |
| Tilt | Yes |
| DTV Channel | 55 |
| Other Information |
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| WGGB's Andrew antenna and ENG pickup |
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| WGGB's DT antenna |
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| View of all the towers on Mt Tom in one shot! |
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