Spread Spectrum Clocking, Spread Spectrum Modulation (SSM) (Part 1)
Channel: IFE - TU Graz
Date: 2021-06-25

In this video we show you the frequency behaviour of a spread spectrum modulated carrier signal by conducting a basic spread spectrum modulation (SSM) live experiment.

Tutor: Nikolaus Juch

Chapters:
0:00 Experimental Setup
0:48 Unmodulated Carrier Signal
1:05 Manually Changing the Carrier Frequency
1:40 Configuring SSM
2:23 Carrier Signal with SSM

Equipment used:
Rohde&Schwarz FSV Signal Analyzer + DC Block
Settings:
* Center Frequency = 500 kHz
* Frequency Span = 200 kHz
* RBW = 1 kHz
* Ref. Level = 90 dBµV

Rigol DG1022 Arbitary Waveform Generator
Settings:
* Waveform = Sine
* Frequency = 500 kHz
* Amplitude = 100 mVrms
FM – Settings:
* Deviation = 50 kHz
* Modulation Frequency = 20 kHz
* Modulation Shape = rectangular

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