SECTION 1 GENERAL
1-20
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Option 01: Reference crystal oscillator (MS2665C only)
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Option 02: Narrow resolution bandwidth
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Option 04: High-speed time domain sweep
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Option 06: Trigger/gate circuit
Frequency 10MHz
Aging rate ≤1×10
–7
/year, ≤2×10
–8
/day (referenced to 24 hours warmup)
Temparature stability ≤5×10
–8
/ (0º to 50ºC, referenced to 25ºC)
Buffered output BNC connector, 10MHz, >2Vp–p (200Ω terminated)
MS2665C MS2667C/68C
Resolution bandwidth (3dB) 30Hz, 100Hz, 300Hz
Resolution bandwidth switching uncertainty ±0.4dB (referenced to 3kHz)
Bandwidth accuracy ±20% (100Hz, 300Hz) ±20%
Selectivity (60dB: 3dB)
≤15:1 (300Hz, 100Hz) ≤15 : 1
≤20:1 (30Hz)
Sweep time
12.5µS, 25µS, 50µS, 100 to 900µS (one most significant digit settable)
1.0 to 19mS (two upper significant digit settable)
Accuracy ±1%
Marker readout resolution
Log scale: 0.1dB
Linear scale: 0.2% Reference Level
Trigger switch FREERUN, TRIGGERD
Trigger level: ±10V (Resolution: 0.1V)
EXT Trigger slope: RISE/FALL
Connector: BNC
VIDEO
Trigger level: –100 to 0dB (Log scale, resolution 1dB)
Trigger slope: RISE/FALL
Trigger level: High, Middle, or Low selectable
WIDE IF VIDEO Bandwidth: ≥20MHz
Trigger slope: RISE/FALL
LINE Frequency: 47.5 to 63Hz (Line lock)
Displays waveform from previous max. 1 screen at trigger occurrence point
Pre-trigger Range: -Time Span to 0s
Resolution: Time Span/500
Displays waveform from after max. 65.5ms at trigger occurrence point
Post-trigger Range: 0 to 65.5ms
Resolution: 1µs
In frequency domain, displays spectrum of input signal in specified gate interval
Gate sweep Gate delay: 0 to 65.5ms (from trigger point, resolution: 1µs)
Gate width: 2µs to 65.5ms (from gate delay point, or external control, resolution: 1µs)
Trigger delay Trigger source
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Option 03: Narrow resolution bandwidth
MS2667C MS2668C
Resolution bandwidth (3dB) 10Hz, 30Hz, 100Hz, 300Hz
Resolution bandwidth switching uncertainty ±0.4dB (referenced to 3kHz RBW)
Selectivity (60dB:3dB) ≤15:1
Bandwidth accuracy ±20%
Average noise level *RBW=10Hz,VBW=1Hz, RF ATT=0dB
≤135dBm (1MHz to 1GHz) ≤135dBm (1MHz to 1GHz)
≤135dBm+1.5f[GHz]dB (1 to 3.1GHz) ≤135dBm+1.5f[GHz]dB (1 to 3.1GHz)
≤130dBm (3.1 to 8.1GHz) ≤–132dBm (3.1 to 8.1GHz)
≤–122dBm (8.0 to 15.3GHz) ≤–131dBm (8.0 to 14.3GHz)
≤–118dBm (15.2 to 22.4GHz) ≤–123dBm (14.1 to 26.5GHz)
≤–111dBm (22.3 to 30GHz) ≤–119dBm (26.2 to 40GHz)
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