Cisco Cisco 1 GHz GainMaker Amplifier Guía De Instalación
Balancing the Forward Path
55
To Set Switch S1 for Thermal Setup Mode
You must set switch S1 to position number 1 to use thermal setup mode.
To Determine the Output Tilt
Complete the following steps to determine the output tilt of the amplifier.
1 Connect the test point adapter to the forward main output test point.
1 Connect the test point adapter to the forward main output test point.
2 Consult the design print to find the proper output tilt.
3 Measure the output signal levels at the frequencies you used in To Verify the
3 Measure the output signal levels at the frequencies you used in To Verify the
Input Signal Level (on page 45).
4 To determine the actual output tilt, calculate the difference (in dB) between the
levels of the lowest and highest specified frequencies.