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Agilent E1441A Specifications 137
Appendix A
Modulation
Characteristics
AM Modulation
Carrier -3dB Freq: 15 MHz (typical)
Modulation: Any internal waveform plus Arb
Frequency: 10 mHz to 20 kHz (± 0.05% to 2.5 kHz, then
decreases linearly to ± 0.4% at upper limit)
Depth: 0% to 120%
Source: Internal/External
FM Modulation
Modulation: Any internal waveform plus Arb
Frequency: 10 mHz to 10 kHz (± 0.05% to 600 Hz, then
decreases linearly to ± 0.8% at upper limit)
Peak Deviation: 10 mHz to 15 MHz
Source: Internal Only
Burst Modulation
Carrier Frequency: 5 MHz max.
Count: 1 to 50,000 cycles, or Infinite
Start Phase: -360° to +360°
Internal Rate: 10 mHz to 50 kHz ±1%
Gate Source: Internal or External Gate (1)
Trigger Source: Single, External, or Internal Rate
FSK Modulation
Frequency Range: 10 mHz to 15 MHz (±0.05% to 600 Hz, then
decreases linearly to ±4% at upper limit)
Internal Rate: 10 mHz to 50 kHz
Source: Single, External, or Internal
Frequency Sweep Type: Linear or Logarithmic
Direction: Up or Down
Start F / Stop F: 10 mHz to 15 MHz
Time: 1 ms to 500 sec ±0.1%
Source: Single, External, or Internal
Faceplate Inputs
(5)
External AM ±5 Vpk = 100% Modulation
Modulation: 5 kΩ Input Resistance
External Trigger/FSK
Burst Gate:
(1)
TTL (high true)
Latency: 1.3 µs
Jitter: 25 ns
VXIbus TTLTRG inputs TTLT<0-7> Trigger/FSK
Burst Gate:
(1)
TTLTRG (low true)
Latency: 1.15 µs
Jitter: 25 ns