Atec Anritsu-MS4640B - Manual (Page 9)

VectorStar™ MS4640B Series Output Default Power
MS4640B Series TDS PN: 11410-00611 Rev. A 9
Output Default Power
Instrument default power. For maximum rated power, refer to “Power Range” above.
Power Accuracy, Linearity, and Resolution
Measurement Stability
Ratio measurement, with ports shorted. Characteristic.
Frequency Resolution, Accuracy, and Stability
Phase Noise, Harmonics, and Non-Harmonics (Spurious)
Measured at default power. Non-Harmonics are characteristic performance.
Uncorrected (Raw) Port Characteristics
Characteristic performance with Options 031, 051, 061, or 062.
Model Standard (No Options) Option 051, 061 or 062
MS4642B, 20 GHz +5 dBm +5 dBm
MS4644B, 40 GHz +5 dBm +5 dBm
MS4645B, 50 GHz –3 dBm –10 dBm
MS4647B, 70 GHz –3 dBm –10 dBm
Frequency (GHz) Accuracy a (dB)
a. Measured at default power.
Linearity b (dB)
b. Measured between default and 5 dB below default port power.
Resolution (dB)
70 kHz to 0.01 ± 1.5 ± 1.5 0.01
0.01 to 40 ± 1.5 ± 1.0 0.01
40 to 67 ± 3.0 ± 1.0 0.01
67 to 70 ± 4.0 (± 3.0) ± 2.0 (± 1.0) 0.01
Frequency (GHz) Magnitude (dB/°C) Phase (degree/°C)
70 kHz to 0.01 < 0.04 < 0.4
0.01 to 20 < 0.02 < 0.2
20 to 40 < 0.03 < 0.5
40 to 67 < 0.03 < 0.7
67 to 70 < 0.04 < 0.8
Resolution Accuracy Stability
1 Hz ± 5 x 10 -7 Hz/Hz (at time of calibration)
< 5 x 10 -9 /°C over 0 °C to 50 °C temperature
< 1 x 10 -9 /day aging, instrument on
Frequency (GHz)
SSB Phase Noise (dBc/Hz) at
10 kHz offset
Harmonics (dBc)
(second and third)
Non-Harmonic Spurious (dBc)
at > 1 kHz offsets
70 kHz to 0.01 –78 –20 –20
0.01 to 2.5 –84 –20 –30
2.5 to 5 –84 –20 a
a. Typical from 2.5 to 2.7 GHz on MS4642B systems and from 20.0 to 21.0 GHz on MS4645B or MS4647B systems.
–30
5 to 10 –78 –20 –30
10 to 20 –72 –20 –30
20 to 40 –66 –20 a –30
40 to 67 –61 –20 –30
67 to 70 –61 –20 –30
Frequency Range (GHz) Directivity (dB) Port Match a (dB)
a. Port Match is defined as the worst of source and load match.
70 kHz to 0.01 > 10 b
b. Raw Directivity degraded to 4 dB (typical) below 300 kHz and in a 300 MHz window below 2.5 GHz.
> 8
0.01 to 2.5 > 9 b > 10
2.5 to 5 > 20 > 10
5 to 20 > 17 > 9
20 to 40 > 14 > 7
40 to 65 > 11 > 7
65 to 67 > 11 > 7
67 to 70 > 5 (> 10) > 7