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SPECTRUMANALYZERS

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Option 01: Reference crystal oscillator

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Option 06: Trigger/gate circuit

Frequency10 MHz Trigger switchFREERUN, TRIGGERED
–7 –8 Aging rate ≤ 1 x 10 /year, ≤ 2 x 10 /day (after power on, with reference to frequency after 24 h) Trigger level: ±10 V (resolution: 0.1 V), TTL levelEXTTrigger slope: Rise/Fall Connector: BNC Temperature±5 x 10
–8 (0 to +50°C, with reference to 25°C)characteristics Trigger level (at log scale): VIDEO–100 to 0 dB (resolution: 1 dB)Trigger slope: Rise/Fall Buffer output BNC connector, 10 MHz, >2 Vp-p (200 Ω terminated)

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Option 02: Narrow resolution bandwidth (MS2661B only)

WIDE IFTrigger level: High, middle, or low selectableVIDEOBandwidth: ≥ 20 MHzTrigger slope: Rise/Fall Resolution30 Hz, 100 Hz, 300 Hzbandwidth (3 dB) LINEFrequency: 47.5 to 63 Hz (line lock) Resolution bandwidth Method: M-NTSC, B/G/H PAL Sync: V-SYNC, H-SYNC Sync line (NTSC)H-SYNC (ODD): 7 to 262 line, TVH-SYNC (EVEN): 1 to 263 lineSync line (PAL)H-SYNC (ODD): 1 to 312 line,H-SYNC (EVEN): 317 to 625 line switching uncertainty ±0.4 dB (RBW 3 kHz referenced)
Trigger source Selectivity ≤ 15:1 (RBW: 100, 300 Hz), ≤ 20:1 (RBW: 30 Hz)(60 dB:3 dB)

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Option 04: High-speed time domain sweep*

12.5 µs, 25 µs, 50 µs, 100 to 900 µs (one most Sweep timesignificant digit settable)1.0 to 19 ms (two upper significant digits settable)

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Option 16 required Pre-trigger (displays waveform from previous max. 1 screen at trigger occurrence point)Range:–time span to 0 s Trigger delayResolution: time span/500Post trigger (displays waveform from after max. 65.5 ms at trigger occurrence point)Range: 0 to 65.5 ms Resolution: 1 µs Accuracy±1% Marker level0.1 dB (log scale), 0.2% (linear scale, relative to resolutionreference level)

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This option is recommended to be mounted together with option 06.

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Option 07: AM/FM demodulator

In frequency domain, displays spectrum of input signal in specified gate intervalGate sweepGate delay:0 to 65.5 ms (from trigger point, resolution: 1 µs)Gate width:2 µs to 65.5 ms (from gate delay, resolution: 1 µs) Voice outputWith internal loudspeaker and earphone connector (ø3.5 jack), adjustable volume

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Option 08: Pre-amplifier*

1 Frequency range100 kHz to 3 GHz, 100 kHz to 2.5 GHz (with Option 22) Noise figure ≤ 7 dB (typical, <2 GHz), ≤ 12 dB (typical, ≥ 2 GHz), ≤ 9 dB (typical, <2 GHz, with Option 22), ≤ 14 dB (typical, ≥ 2 GHz, with Option 22) Measurement rangeAverage noise level to +10 dBm Max. input levelCW average power: +10 dBm, ±50 Vdc MS2651B: ≤ –130 dBm (1 MHz to 1 GHz), ≤ –130 dBm + 1.5f [GHz] dB (>1 GHz) Average noise levelMS2661B: ≤ –134 dBm (1 MHz to 1 GHz), ≤ –134 dBm + 2f [GHz] dB (>1 GHz), ≤ –132 dBm (1 MHz to 1 GHz, with Option 22), ≤ –132 dBm + 2f [GHz] dB ( ≥ 1 GHz, with Option 22)

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RBW: 1 kHz, VBW: 1 Hz, RF ATT: 0 dB Setting rangeLog scale: –120 to +10 dBm, or equivalent level Linear scale: 22.4 µV to 707 mV, 27.4 µV to 487 mV with Option 22Reference level accuracy: ±0.5 dB (–69.9 to –20 dBm), ±0.75 dB (–89.9 to –70 dBm, –19.9 to +10 dBm)Reference level

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After calibration, referenced to 100 MHz, span: 1 MHz (RF ATT, RBW, VBW and sweep time set to AUTO)RBW switching uncertainty: ±0.5 dB

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After calibration, referenced to RBW: 3 kHzRF ATT switching uncertainty: ±0.5 dB (0 to 50 dB), ±1.0 dB (0 to 70 dB)
Amplitude

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After calibration, referenced to 100 MHz, RF ATT: 10 dB ±2.0 dB (100 kHz to 3 GHz, referenced to 100 MHz, RF ATT: 10 to 50 dB) Frequency response±2.0 dB (with Option 22, 100 kHz to 2.5 GHz, referenced to 100 MHz, RF ATT: 10 dB, +18 to +28°C) Linearity of waveformLog scale (after calibration): ±0.5 dB (0 to –20 dB), ±1.0 dB (0 to –60 dB), ±1.5 dB (0 to –75 dB)displayLinear scale (after calibration): ±5% (according to reference level) Two signals 3rd order intermodulation distortion: ≤ –70 dBc (10 MHz to 3 GHz, 10 MHz to 2.5 GHz with Option 22)Spurious response

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Frequency difference of two signals: ≥ 50 kHz; Pre-amplifier input
∗ 2 :–55 dBm 1 dB gain compression ≥ –35 dBm ( ≥ 100 MHz, at pre-amplifier input
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1: Overall specification with pre-amplifier on (Noise figure is the simple performance)

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2: Pre-amplifier input level = RF input level – RF ATT setting level

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Option 10: Centronics interface

FunctionOutputs data to printer (Centronics standard). GPIB interface cannot be installed simultaneously. ConnectorD-sub 25-pin (jack)

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