Types of modulation | Modulation | AM, FM, PM, FSK, PWM, sweep, and burst |
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AM | Carrier wave | Sine, square, ramp, or arbitrary |
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Modulation signal | Internal or external |
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Internal modulation signal | Sine, square, ramp, triangle, noise, or arbitrary |
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Internal modulation signal frequency range | 2 mHz to 20 kHz |
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Modulation depth | 0.0 % to 120.0 % |
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FM | Carrier wave | Sine, square, ramp, or arbitrary |
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Modulation signal | Internal or external |
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Internal modulation signal | Sine, square, ramp, triangle, noise, or arbitrary |
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Internal modulation signal frequency range | 2 mHz to 20 kHz |
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Deviation | DC to 25 MHz |
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PM | Carrier wave | Sine, square, ramp, or arbitrary |
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Modulation signal | Internal or external |
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Internal modulation signal | Sine, square, ramp, triangle, noise, or arbitrary |
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Internal modulation signal frequency range | 2 mHz to 20 kHz |
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Deviation | 0.0 ° to 360 ° |
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PWM | Carrier wave | Pulse wave |
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Modulation signal | Internal or external |
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Internal modulation signal | Sine, square, ramp, triangle, noise, or arbitrary |
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Internal modulation signal frequency range | 2 mHz to 20 kHz |
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Deviation | 0 % to 100 % of the pulse width |
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FSK | Carrier wave | Sine, square, ramp, or arbitrary |
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Modulation signal | Internal or external |
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Internal modulation signal | Square wave signal with a 50 % duty cycle |
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Internal modulation signal frequency range | 2 mHz to 100 kHz |
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External Modulation Input*1 | Input voltage range | ±5 V full scale |
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Input resistance | Typically 8.7 kΩ |
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Bandwidth | DC to 20 kHz |
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Sweep | Waveforms | Sine, square, ramp, or arbitrary |
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Method | Linear and logarithmic |
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Direction | Up, down |
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Sweep time | 1 ms to 500 s |
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Trigger | Internal, external, or manual |
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Marker | The falling edge of the sync output signal |
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Burst | Waveforms*2 | Sine, square, ramp, triangle, noise, or arbitrary |
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Method | Internal or external |
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Starting and ending phases | -360 ° to +360 ° |
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Internal period | 1 μs to 500 s |
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Gate signal | External |
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Trigger signal | Internal, external, or manual |
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Trigger input | Input level | TTL compatible |
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Slope | Select rising or falling |
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Pulse width | Greater than 100 ns |
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Impedance | Greater than 10 kΩ (DC coupling) |
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Latency | Less than 500 ns |
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Trigger output | Output Level | TTL equivalent (load of 1 kΩ or more) |
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Pulse width | Greater than 400 ns |
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Impedance | Typically 50 Ω |
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Maximum speed | 1 MHz |
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Fan-out | Up to 4 FGA5050s |
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*1 FSK modulation uses the Trig In/Out, FSK/Burst connector (the maximum frequency is 1 MHz). *2 Sine and square waveforms above 10 MHz are can only be used with an infinite burst count.