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This circuit is somewhat similar to the circuit of the present invention shown in FIG.

The value of RF sets the gain of the system.

It is worth a brief mention that 50 ohm is not a standard one percent resistor value.

9 ohm termination resistor, combined with resistors Rg and Rf will guarantee a gain of 1 — but wait! 2 does not require the use of a complex noise-generating off-chip signal conditioning circuit.

System and method for converting from single-ended to differential signals 1999-05-24 2002-04-09 Level One Communications, Inc.

Now consider what happens when I1 is set to 2 mA and I2 to 1 mA.

As indicated in waveform 111, 112, the phase difference between input signal 101 and inversion input signal 102 is a 180 degree.

Non-Inverting Stage Operation The circuit of Figure 2 contains a 50 ohm terminated input Rt , and gain setting resistors.

For example, if converting circuit 10 is applied to a wireless device such as a mobile station or a wireless station, the capacitance of the variable capacitor C 2 can be controlled according to the oscillation frequency that is outputted from a frequency synthesizer included in the wireless device and that is used to receive a radio frequency, whereby local noise can be effectively removed.

As you can see, the number of S-parameter combinations is the square of the number of ports.