User`s guide

1-126 Chapter1
System Verification and Performance Tests
Performance Tests
14. Test Port Output/Input Harmonics
(Option 002 Analyzers)
Perform this testto determine the spectral purity of the input and output
test ports.
Specifications
Required Equipment
Analyzer warmup time: 30 minutes
Port Harmonic Limit
Output 2nd ≤25dBc @ +10 dBm
Output 3rd ≤25dBc @ +10 dBm
Input Port 1 2nd <−15dBc @ +10 dBm
Input Port 1 3rd <−30dBc @ +10 dBm
Input Port 3 2nd <−15dBc @ +10 dBm
Input Port 3 3rd <−30dBc @ +10 dBm
Description Model Number or Part Number
Cable, 50Ω Type-N, 24-inch part number 8120-4781
Attenuation (2), 20 dB, Type-N 8491A Option 020