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Pico Macom Broadband - GRB1HRL - Single Path 3GHz Grounding Block 1 Ground - Pico Macom Products - Macom Professional Series - CableNet Connectivity - Active Distribution Components - Connectivity and Drop Components - Headend and Electronics - Fiber Optic - Passive Distribution Components - Installation Tools and Instrumentation


It’s the heart and soul of your operation. Day in, day out delivering quality video, audio and data to your customers. There’s no bigger investment in your system than your headend electronics. Now think about what goes into a great headend: high-quality electronic equipment with state of the art design and engineering, equipment that you’re proud to see on the headend rack. Sleek and stylish on the outside. Powerful and reliable on the inside. Versatile and practical all around. Agile to meet your changing needs and able to reach your bandwidth requirements with capacity to grow. Specs to make you smile and performance to make your customers sit up and notice. Well, how about that: We’ve just described the Macom Professional Series headend products.

CableNet Connectivity

GRB-1HRL : Single-Path 3GHz Grounding Block (1 Ground)


  • Cast F-81 splices for broadband performance to 1GHz
  • Blade-type center pin receptor for consistent performance
  • Flat-ended ports on both ends maximize connector-toshield surface-contact
  • High return loss performance
  • Zinc-alloy housing ensures long corrosion-free service
  • Precision machined threads ensure maximum connectivity
  • Mounting tabs with convenient 3-way mounting screws (Slotted, Hex, Phillips) enables easy and cost-effective installations


Bandwith DC-3GHz
Contact PLating Silver
Barrel Material Brass
Barrel Plating Tin Plated
Return Loss 30dB
Impedance 75Ohms
Ground Receptacle AWG8
Body Diecast Zinc Alloy



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BIF-Bend Insensitive Fiber

New Bend Insensitive Fiber Jumpers

Macom Professional Series

Headend and Electronics

CableNet Connectivity

Fiber Optic

Active Distribution Components

Passive Distribution Components

Connectivity and Drop Components

Installation Tools and Instrumentation