used Tektronix AWG5014C 4 Channel Arbitrary Waveform Generator, 1.2 GS/s
2730A) 50 MHz Function / Arbitrary Waveform Generator - TEGAM
UNI T UTG932E 30MHz Function Generator Arbitrary Waveform Signal Generator Dual-Channel 200MSa/s 14 Bits Frequency Meter: Amazon.com: Industrial & Scientific
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Amazon.com: UNI-T UTG932E Function Generator Arbitrary Waveform 60 MHz Dual-Channel 200MSa/s 14 Bits Frequency Meter with USA Power Adapter USB Cable Power Cord(UTG932E 30 MHz 2ch) : Industrial & Scientific