Agilent Technologies 8648A

8-26
Performance Tests
Harmonics Performance Test
Harmonics Performance Test
Connect the Test Equipment
Figure 8-13. Harmonics Equipment Setup
Configure the Spectrum Analyzer
1. Frequency span 500 kHz
2. Resolution BW 10 kHz
3. Video BW 30 kHz
Configure the 8648
1. Turn the RF output on; press RF ON/OFF.
2. Turn the modulation off; press
MOD ON/OFF.
3. Set the amplitude; press
AMPLITUDE 4 dB(m).
Measure Harmonic Levels
1. Measure the level of the 2nd, 3rd, and 1/2 harmonics shown in the test record.
2. Convert the harmonic level to decibels below the fundamental (dBc) and compare the
results to the corresponding limits.
Test Record
• 8648A: Table 8-13.
• 8648B: Table 8-34.
• 8648C: Table 8-59.
• 8648D: Table 8-84.