Chapter 2 — Spectrum Analyzer Verification 2-11 Third Order Intercept (TOI)
MS2720T MM PN: 10580-00342 Rev. D 2-23
2-11 Third Order Intercept (TOI)
The following test verifies the Third Order Intercept point (also known as TOI or IP3) of the spectrum analyzer
in Spectrum Master Model MS2720T.
2400 MHz TOI Test
Equipment Required for MS2720T with option 709, 713 or 720
• Anritsu MG3692x Synthesized Signal Generator (see equipment list for required options)
• Frequency Reference Symmetricom Rubisource T&M
• Adapter, Anritsu Model 34NN50A
• Spectrum Master: MS2720T
• Power Meter, Anritsu Model ML2438A
• Signal Generator, Agilent Model 8648D
• Power Splitter, Aeroflex/Weinschel Model 1870A
• Power Sensor, Anritsu Model MA2442D (10 MHz to 18 GHz, –67 dB to +20 dB)
• Fixed Attenuator, Aeroflex/Weinschel Model 442
• Fixed Attenuator, Aeroflex/Weinschel Model 446
• Fixed Attenuator, Aeroflex/Weinschel Model 4420
• RF Coaxial Cable, N(m) to N(f), Anritsu Model 15NNF50-1.5C (3)
Equipment Required for MS2720T with option 732 or 743
• All of the above, plus
• Anritsu 71693-R Ruggedized K(f) to N(f) Adapter