Specifications
Revised:01/08/03
| Parameter | Frequency | SGFD-2 | SGFD-3B | SGFD-4 | |||
| (MHz) | Typ | QA | Typ | QA | Typ | QA | |
| Insertion Loss Maximum (dB) | 5 - 10 | 3.4 | 3.6 | 5.7 | 6.1 | 6.6 | 7.2 |
| 10 - 50 | 3.4 | 3.6 | 5.7 | 6.1 | 6.6 | 7.2 | |
| 50 - 400 | 3.4 | 3.6 | 5.8 | 6.1 | 6.7 | 7.2 | |
| 400 - 750 | 3.5 | 3.8 | 6.3 | 6.5 | 6.8 | 7.2 | |
| 750 - 870 | 3.7 | 3.9 | 6.4 | 6.6 | 7.4 | 7.8 | |
| 870 - 1000 | 4.0 | 4.2 | 6.7 | 6.9 | 7.8 | 8.2 | |
| Return Loss Input Minimum (dB) | 5 - 10 | 20 | 18 | 22 | 18 | 23 | 18 |
| 10 - 50 | 21 | 19 | 23 | 19 | 24 | 19 | |
| 50 - 400 | 23 | 22 | 24 | 20 | 24 | 20 | |
| 400 - 750 | 24 | 22 | 25 | 22 | 26 | 21 | |
| 750 - 870 | 23 | 20 | 23 | 20 | 25 | 20 | |
| 870 - 1000 | 20 | 18 | 21 | 18 | 21 | 18 | |
| Return Loss Output Minimum (dB) | 5 - 10 | 20 | 18 | 21 | 18 | 20 | 18 |
| 10 - 50 | 21 | 19 | 23 | 19 | 22 | 19 | |
| 50 - 400 | 23 | 20 | 24 | 20 | 23 | 20 | |
| 400 - 750 | 24 | 21 | 24 | 22 | 24 | 21 | |
| 750 - 870 | 23 | 21 | 22 | 20 | 22 | 20 | |
| 870 - 1000 | 21 | 18 | 21 | 18 | 20 | 18 | |
| Port/Port Isolation (Output/Output) Minimum (dB) | 5 - 10 | 22 | 20 | 23 | 22 | 23 | 20 |
| 10 - 50 | 25 | 22 | 26 | 24 | 24 | 21 | |
| 50 - 400 | 26 | 24 | 27 | 25 | 25 | 24 | |
| 400 - 750 | 28 | 26 | 26 | 24 | 26 | 24 | |
| 750 - 870 | 26 | 24 | 25 | 23 | 25 | 23 | |
| 870 - 1000 | 22 | 20 | 22 | 20 | 22 | 20 | |
| Impedance | 5 - 1000 |
75 Ohm |
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| RFI (dB) | 5 - 1000 | -130 | -120 | -130 | -120 | -130 | -120 |
| Harmonic Performance Minimum (dB) | 54 - 1000 | -113* | -108* | -115* | -110* | -115* | -110* |
| Second Order and Higher Intermod Distortion Minimum (dB) | 54 - 1000 | -108** | -103** | -110** | -105** | -110** | -105** |
| * Measured with 60 dBmV carrier in reverse path | |||||||
| ** Measured with two 60 dBmV carriers in reverse path | |||||||
BGI Technology Inc.