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DC Blocks

Fairview Microwave’s inner, outer and inner/outer DC blocks are available with in-series connection type. These products cover a frequency range of 1 to 110 GHz. These high-quality inner, outer and inner/outer blocks can help improve signal to noise ratio (SNR), eliminate ground loops, or provide isolation in your test setup. These DC blocks have 200, 50, 100, 75, 16, 500 and 1000 Volts maximum operating voltage with 50 and 75 Ohms impedance. For any questions regarding our DC blocks or any of our other products, get in touch with our professional technical support and sales team.


These DC blocks feature N, 7/16 DIN, SMA, 2.92mm, 2.4mm, TNC, BNC, 1.85mm, F, MCX, and 1.0mm connector-input series with threaded and bayonet connector-in group. These in-series components are available with female connector output gender. These DC blocks use 2, 500 and 1 Watts maximum input power and has a blocking capacitor on the inner and outer conductor. These products are available with male connector input gender.


Our DC blocks offer good insertion loss of 0.2 to 2.5 dB. These parts have N, 7/16 DIN, SMA, 2.92mm, 2.4mm, TNC, BNC, 1.85mm, F, MCX, and 1.0mm connector output series with threaded and bayonet connector output group. These DC blocks come from the coax package family in a connectorized package type. These components feature a maximum VSWR of 1.2 to 2.3:1. DC blocks are commonly used to filter out unwanted DC signals, while allowing AC drive signals to pass through.


Fairview Microwave's DC blocks are in-stock and ship same day, as do our other high-quality RF components. Each one is tested to ensure the best performance and reliability. Contact our expert technical support with questions on DC blocks and buy online today.