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132: Difference between revisions
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93 ohm termination for max bandwidth, not 50 ohm
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David Wise (talk | contribs) m (93 ohm termination for max bandwidth, not 50 ohm) |
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The gain and bandwidth of the entire system (plug-in + 132 + load) depend on the load impedance. | The gain and bandwidth of the entire system (plug-in + 132 + load) depend on the load impedance. | ||
For exact gain, the 132 needs to be terminated with an exact impedance. | For exact gain, the 132 needs to be terminated with an exact impedance. | ||
A load impedance of | A load impedance of 93 Ω maximizes bandwidth and further reductions of load impedance | ||
only reduce the available output swing. A load impedance of 50 kΩ maximizes gain and further | only reduce the available output swing. A load impedance of 50 kΩ maximizes gain and further | ||
increases in load impedance have little effect on system performance. | increases in load impedance have little effect on system performance. | ||