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The LSG-251 from Vaunix is a Signal Generator with Frequency 50 - 250 MHz, Resolution 100 kHz, Output Power -45 to 10 dBm, Phase Noise -125 dBc/Hz, Harmonics -10 dBc. More details for LSG-251 can be seen below.
Touch Screen Signal generator from 100 kHz to 3 or 6 GHz
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