Teledyne LeCroy PXA125 User Manual
Page 210

User Manual PXA125
Specifications A-92
range; 1ppm/
°
C below 19
°
C and above 29
°
C; 1ppm/year aging rate
External
10 MHz TTL, 50%
±
2% duty cycle
SAMPLE CLOCK MODULATION
FM – Built-in Standard Waveforms
Description
Sample clock can be frequency modulated by internal waveforms
that are resident in internal memory (fixed waveforms).
Modulation Source
Internal sine square, triangle and ramp
Modulation Frequency Range
2 mHz to 100 KHz
Resolution
10 digits
Accuracy
0.1%
Peak Frequency Deviation
DC to 50 MHz
Advance
Automatic, triggered, gated or software command
Marker
Output and Level
Same as SYNC output.
Position
Fixed at carrier frequency
FM – Downloaded Arbitrary Waveforms
Description
Sample clock can be frequency modulate arbitrary waveforms that
are downloaded by the user
Modulation Source
User waveform, any shape, 10 to 20000 waveform points
Modulation Sample Clock Range
1 mS/s to 2 MS/s
Resolution
7 digits
Accuracy
0.1%
Peak Sample Clock Deviation
DC to 125 MHz
Advance
Automatic, triggered, gated or software command
Marker