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The JMS-2W from Mini Circuits is a RF Mixer with RF Frequency 0 to 1200 MHz, IF Frequency 0 to 500 MHz, LO Frequency 0 to 5 MHz, Conversion Loss 6.8 to 9 dB, P1dB 1 dBm. More details for JMS-2W can be seen below.
Triple Balanced Surface Mount Mixer from 1 to 3500 MHz
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