### Split Attenuator
#### Attenuation is 6dB
___Z<sub>in</sub>___ desired input impedance in &#x2126;<br>
___Z<sub>out</sub>___ desired output impedance in &#x2126;<br>
___Z<sub>in</sub> = Z<sub>out</sub>___

___R1 = R2 = R3 = Z<sub>out</sub> / 3___
