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SPECTRUMANALYZERS

Name MS2681AMS2683AMS2687B

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With 50 MHz referenced (when RFATT 10 dB, +18 to +28°C)±1.0 dB (9 kHz to 3.0 GHz)

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With 50 MHz referenced (when RF ATT 10 dB, +18 to +28°C)±1.0 dB (9 kHz to 3.2 GHz, band 0), ±2.0 dB (3.15 to 7.8 GHz, band 1)±2.0 dB (1.6 to 7.8 GHz, band 1) Frequency response

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After pre-selector tuning for band 1, 2, and 4Absolute flatness: at RF ATT 10 dB with50 MHz referenced±5.0 dB (9 kHz to 30 GHz),

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With 50 MHz referenced (when RFATT 10 to 62 dB)±0.6 dB (9 kHz to 3.2 GHz, band 0),±1.0 dB (3.15 to 7.8 GHz, band 1) ±1.0 dB (option 03, 1.6 to 7.8 GHz, band 1)

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With 50 MHz referenced (when RF ATT 10 to 62 dB), after pre-selectortuning for band 1. Relative flatness: at RF ATT 10 dB withthe center point of frequency response in the band referenced ±1.0 dB (9 kHz to 3.2 GHz, band 0), ±1.5 dB (3.15 to 7.9 GHz, band 1), ±3.0 dB (7.8 to 15.3 GHz, band 2), ±4.0 dB (15.2 to 30 GHz, band 4)

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After pre-selector tuning for band 1, 2,and 4 2nd harmonic distortion: Scale: 10 div (single scale)Log scale: 10, 5, 2, 1 dB/div, Linear scale: 10, 5, 2, 1%/divLinearity (after calibration)Waveform displayLog scale: ±0.4 dB (0 to –20 dB, RBW ≤ 1 kHz), ±1.0 dB (0 to –70 dB, ≤ 1 kHz), ±1.2 dB (0 to –90 dB, ≤ 1 kHz)Linear scale: 4% of reference levelMarker level resolutionLog scale: 0.01 dB, Linear scale: 0.02% ≤ –60 dBc (input frequency 10 to 200MHz, Mixer input: –30 dBm) ≤ –70 dBc (0.2 to 1.6 GHz, band 0,Mixer input: –30 dBm) ≤ –60 dBc (input frequency 10 to 200MHz, Mixer input: –30 dBm) ≤ –90 dBc or lower than averagenoise level (1.6 to 15 GHz, band 1, 2,and 4, Mixer input: –10 dBm)Two-signal third-order intermodulation distortion (Frequency difference of twosignals: ≤ –60 dBc (input frequency 10 to 200MHz, Mixer input: –30 dBm) ≤ –75 dBc (0.2 to 0.85 GHz, band 0,Mixer input: –30 dBm)

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≥ 50 kHz, Mixer input: –30dBm): ≤ –75 dBc (0.2 to 0.85 GHz, Mixer in-put: –30 dBm) ≤ –70 dBc (0.85 to 1.6 GHz, band 0,Mixer input: –30 dBm) ≤ –70 dBc (10 to 100 MHz), ≤ –70 dBc (0.85 to 1.5 GHz, Mixer in-put: –30 dBm)Two-signal third-order intermodulation distortion: ≤ 90 dBc (1.6 to 3.9 GHz, band 1,Mixer input: –10 dBm) ≤ –85 dBc (0.1 to 3.2 GHz, band 0) Spurious response ≤ –80 dBc (3.15 to 7.9 GHz, band 1) ≤ –70 dBc (10 to 100 MHz), ≤ –90 dBc (option 03, 0.8 to 3.9 GHz,band 1, Mixer input: –10 dBm) Two-signal third-order intermodulationdistortion: ≤ –75 dBc or lower than averagenoise level (7.8 to 22.5 GHz, band 2, 4) ≤ –85 dBc (0.1 to 3.0 GHz) ≤ –70 dBc (10 to 100 MHz) ≤ –75 dBc or lower than averagenoise level (22.5 to 30 GHz, band 4, Typical)Image response: ≤ –85 dBc (0.1 to 7.8 GHz)

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Frequency difference of two signals: ≤ –65 dBc ( ≤ 18 GHz), ≤ –60 dBc ( ≤ 22GHz), ≥ 50 kHz, Mixer input: –30 dBmImage response: ≤ –55 dBc ( ≤ 30 GHz)Multiple response/spurious outside theband: ≤ –70 dBc

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Frequency difference of two signals: ≥ 50 kHz, Mixer input: –30 dBmImage response: ≤ –60 dBc ( ≤ 22 GHz), ≤ –55 dBc( ≤ –70 dBc 2nd harmonic distortion: ≤ 30 GHz) Sweeps the indicated range in the zoneonly.—Sweeps the indicated range in the zoneonly.Sweeps following the peak point insidethe zone marker (zone sweep also available).—Sweeps following the peak point insidethe zone marker (zone sweep also available). ≥ 0 dBm ( ≥ 100 MHz), ≥ +3 dBm ( ≥ 0 dBm ( ≥ 100 MHz), ≥ +3 dBm ( ≥ 0 dBm ( ≥ 100 MHz), ≥ +3 dBm ( ≥ 500MHz, band 0), 1 dB gain compression ≥ 500 MHz, band 1), ≥ 500 MHz)1 dB gain compression to average noise level[Without option 08] ≥ 0 dBm ( ≥ 3.15 GHz, band 1) ≥ –5 dBm ( ≥ 3150 MHz,band 1, 2, and 4)1 dB gain compression to average noise level[Without Option 08] ≥ 0 dBm (option 03: ≥ 1.6 GHz, band 1) ≥ 124 dB – f [GHz] dB,Reference value(0.1 to 3.2 GHz, band 0) Maximum dynamic range ≥ 124 dB – f [GHz] dB, Reference value (0.1 to 3.0 GHz)[With Option 08] ≥ 122 dB – 0.5f [GHz] dB, Reference value (3.15 to 7.8 GHz, band 1)[With option 08] ≥ 122 dB – 1.5f [GHz] dB, Reference value (0.1 to 3.0 GHz)— 2nd harmonic distortion: ≥ 122 dB – 1.5f [GHz] dB, Reference value (0.1 to 3.2 GHz, band 0) ≥ 122 dB – 0.5f [GHz] dB, Reference value (3.15 to 7.8 GHz, band 1) Sweep modeContinuous, single Setting range: 10 ms to 1000 s

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Manually settable, or automatically settable according to RBW and VBWSweep timeSet resolution: 5 ms (5 ms to 1 s), Top three digits ( ≥ 1 s)Accuracy: ±3% Trigger switchFree run, triggered Trigger sourceWide IF video, external (TTL), external (±10 V), line Off, random sweep modeGate sweep modeSetting range Gate delay range: 0 to 65.5 ms (Resolution: 1 µs) Gate length range: 2 µs to 65.5 ms (Resolution: 1 µs), Gate end: Internal/external Zone sweep Tracking sweep Continued on next page ±0.6 dB (9 kHz to 3.0 GHz)

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