Performance Verification
Giga-tronics 2500B Series Microwave Signal Generators
Page 98
Operation Manual, Part Number 34737, Rev C, June 30, 2011
Table 57: Internal Modulation Generator
Internal Modulation Generator
Parameter
Specification
AM Modulation Source
Waveforms
Sine, Square, Triangle, Ramp, Gaussian Noise
Rate
0.01 Hz to 100 kHz for all waveforms
Resolution
0.01 Hz
Accuracy
Same as time base
AM output
2 Vp-p into 10 kΩ load
FM/ΦM Modulation Source
Waveforms
Sine, Square, Triangle, Ramp
Rate
0.01 Hz to 1 MHz for all waveforms
Resolution
0.01 Hz
Accuracy
Same as time base
FM output
2 Vp-p into 10 kΩ load
Pulse Modulation Source
Modes
Continuous, gated, triggered, pulse burst (up to 300 pulses)
Pulse Width
10 ns to 10 ms
Pulse Repetition Interval
1
0.2 μs to 1 s
Sync. Out Delay
0 to 10 ms
Resolution
10 ns
Accuracy
± 2% of setting or ± 15 ns, whichever is greater. ± 0.08% nom.
PM output
2 Volts into 50 Ω
1
Note that in the pulse burst mode, the pulse burst period range is 200 ns to 10 s. The burst period must
be equal or greater than the PRI times the number of pulses, and the PRI must be equal or greater than
the pulse width plus 20 ns.
