521J Series | Low Power Handling
See below for specified attenuation values.

521J-3/387
• Attenuation 3 dB
• WR-3 Waveguide
• UG-387/U Flange
• Aluminum/Gold Plated

521J-5/387
• Attenuation 5 dB
• WR-3 Waveguide
• UG-387/U Flange
• Aluminum/Gold Plated

521J-6/387
• Attenuation 6 dB
• WR-3 Waveguide
• UG-387/U Flange
• Aluminum/Gold Plated

521J-10/387
• Attenuation 10 dB
• WR-3 Waveguide
• UG-387/U Flange
• Aluminum/Gold Plated

521J-20/387
• Attenuation 20 dB
• WR-3 Waveguide
• UG-387/U Flange
• Aluminum/Gold Plated

521J-30/387
• Attenuation 30 dB
• WR-3 Waveguide
• UG-387/U Flange
• Aluminum/Gold Plated

Other & Custom Available
We offer many more standard products than what is listed here. Please contact us if your requirement is different than what is listed here.