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The SIM-14 from Mini Circuits is a RF Mixer with RF Frequency 0 to 10000 MHz, IF Frequency 0 to 4000 MHz, LO Frequency 0 to 3700 MHz, Conversion Loss 6.3 to 9.5 dB, P1dB 1 dBm. More details for SIM-14 can be seen below.
Triple Balanced Surface Mount Mixer from 1 to 3500 MHz
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