Universal Licensing System
WNTW691
CELLNET DATA SYSTEMS INC
License details
| ULS identifier | 1031189 |
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| Call sign | WNTW691 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1995-01-11 |
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| Expiration | 2000-01-11 |
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| Cancellation | 1995-01-17 |
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| Frequency range | 928.365625 - 952.371875 MHz (8 frequencies) |
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| Locations | 1 |
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| Representative location | NEWTON, MIDDLESEX, MA |
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| Coordinates | 42.3500833, -71.2495000 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-09-14 17:06:43 |
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Licensee
| Name | CELLNET DATA SYSTEMS INC |
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| Applicant type | C |
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| Location | SAN CARLOS, CA |
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| Address | 125 SHOREWAY RD, SAN CARLOS, CA, 94070 |
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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 | 3 | FXO | 928.36562500 | | | | | |
| 1 | 3 | FXO | 928.36770800 | | | | | |
| 1 | 3 | FXO | 928.36979200 | | | | | |
| 1 | 3 | FXO | 928.37187500 | | | | | |
| 1 | 1 | FXO | 952.36562500 | | | | | |
| 1 | 1 | FXO | 952.36770800 | | | | | |
| 1 | 1 | FXO | 952.36979200 | | | | | |
| 1 | 1 | FXO | 952.37187500 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 928.36562500 | | 1K20D1D |
| 1 | 3 | 928.36770800 | | 1K20D1D |
| 1 | 3 | 928.36979200 | | 1K20D1D |
| 1 | 3 | 928.37187500 | | 1K20D1D |
| 1 | 1 | 952.36562500 | | 1K20D1D |
| 1 | 1 | 952.36770800 | | 1K20D1D |
| 1 | 1 | 952.36979200 | | 1K20D1D |
| 1 | 1 | 952.37187500 | | 1K20D1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | VARIOUS LOCATIONS, NEWTON, MIDDLESEX, MA | 42.35008333, -71.24950000 | | | 6.100 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 10.0000 | 360.0000 | | |
| 2 | 1 | R | | | | 12.2000 | | | |
| 3 | 1 | T | | | V | 12.2000 | 999.0000 | | |
| 4 | 1 | R | | | | 10.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-14 | WNTW691 | LICCNV |
| 1995-01-18 | WNTW691 | COR |
| 1995-01-17 | WNTW691 | LICAN |
| 1995-01-11 | WNTW691 | COR |
| 1994-12-12 | WNTW691 | COR |
| 1994-12-12 | WNTW691 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1031189 | 2026-08-31 20:51:05 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Applicant Name | CELLNET DATA SYSTEMS INC | ULS 1031189 | 2026-08-31 21:04:23 |
| Call Sign | WNTW691 | ULS 1031189 | 2026-08-31 21:04:23 |
| Cancellation Date | 1995-01-17 | ULS 1031189 | 2026-08-31 21:04:23 |
| Description | 9409706904 | ULS 1031189 | 2026-08-31 21:04:23 |
| Expiration Date | 2000-01-11 | ULS 1031189 | 2026-08-31 21:04:23 |
| Filed Date | 1995-01-11 | ULS 1031189 | 2026-08-31 21:04:23 |
| Grant Date | 1995-01-11 | ULS 1031189 | 2026-08-31 21:04:23 |
| Service | MG | ULS 1031189 | 2026-08-31 21:04:23 |
| Source Archive | l_micro.zip | ULS 1031189 | 2026-08-31 21:04:23 |
| Status | C | ULS 1031189 | 2026-08-31 21:04:23 |