Dc 6-12v Ne555 Pulse Generator Module Sine/triangle/square Wave Generator Multi-channel Waveform Signal Generator Diy Kit - Replacement Parts - AliExpress
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Programmable DDS Signal Generator Counter,Koolertron Upgraded 80MHz 3.5inch Screen High Precision Dual-Channel Arbitray Waveform Function Generator Frequency Meter 300MSa/s: Amazon.com: Industrial & Scientific
Digitizer and AWG products get digital pulse generator capability ...