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The HJK-9 from Mini Circuits is a RF Mixer with RF Frequency 818 to 853 MHz, IF Frequency 40 to 100 MHz, LO Frequency 753 to 778 MHz, Conversion Loss 7.1 dB, P1dB 10 dBm. More details for HJK-9 can be seen below.
Triple Balanced Surface Mount Mixer from 1 to 3500 MHz
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