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| Part Number | 3911D-HR | 3911D-HR-4M-SMA | 3911D-HR-12IN-SMA | 3911D-HR-30CM-MMCX | 3911D-HR-24IN-SMA |
| Manufacturer | Amphenol PCTEL | Amphenol PCTEL | Amphenol PCTEL | Amphenol PCTEL | Amphenol PCTEL |
| Series | 3911D-HR | 3911D-HR | 3911D-HR | 3911D-HR | 3911D-HR |
| Packaging | Bulk | Bulk | Bulk | Bulk | Bulk |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| RF Family/Standard | Navigation | Navigation | Navigation | Navigation | Navigation |
| Frequency Group | UHF (1GHz ~ 2GHz) | UHF (1GHz ~ 2GHz) | UHF (1GHz ~ 2GHz) | UHF (1GHz ~ 2GHz) | UHF (1GHz ~ 2GHz) |
| Frequency (Center/Band) | 1.575GHz | 1.575GHz | 1.575GHz | 1.575GHz | 1.575GHz |
| Frequency Range | 1.565GHz ~ 1.585GHz | 1.565GHz ~ 1.585GHz | 1.565GHz ~ 1.585GHz | 1.565GHz ~ 1.585GHz | 1.565GHz ~ 1.585GHz |
| Antenna Type | Module | Module | Module | Module | Module |
| Number of Bands | 1 | 1 | 1 | 1 | 1 |
| VSWR | - | - | - | - | - |
| Return Loss | - | - | - | - | - |
| Gain | -2dBic, 3dBic | -2dBic, 3dBic | -2dBic, 3dBic | -2dBic, 3dBic | -2dBic, 3dBic |
| Power - Max | - | - | - | - | - |
| Features | Cable - 5m, LNA, Filter | Cable - 4m, LNA, Filter | Cable - 304.8mm, LNA, Filter | Cable - 300mm, LNA, Filter | Cable - 609.6mm, LNA, Filter |
| Termination | SMA | SMA | SMA | MMCX | SMA |
| Ingress Protection | IP67 | IP67 | IP67 | IP67 | IP67 |
| Grade | - | - | - | - | - |
| Qualification | - | - | - | - | - |
| Mounting Type | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic |
| Height (Max) | 0.535" (13.60mm) | 0.535" (13.60mm) | 0.535" (13.60mm) | 0.535" (13.60mm) | 0.535" (13.60mm) |
| Applications | GPS | GPS | GPS | GPS | GPS |
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