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Spectrum Analysis Everywhere

Happy Friday Everyone. March 23th and this is episode 37 of Get Your Tech On, our show on All Things DOCSIS.  I’m Brady Volpe, Founder of The Volpe Firm and Nimble This, a technology fan in cable.  With us is, John Downey, “the man who built his new homes foundation with ubr8’s and 10k’s instead of concrete blocks”. John is also CMTS Technical Leader at Cisco Systems, welcome John.   Also with us is Larry Wolcott “the man who tamed the wild west of PNM” and technical leader at Comcast. Our topic today is Spectrum Analysis Everywhere and best practices for technicians in the field.  First Let’s cover some news

In the News

  • 55% of U.S. Homes Now Subscribe to a Streaming Service according to a new survey by Deloitte, up from 49% last year. According to the firm’s survey of 2,088 consumers, said more than half of current streaming customers chose to subscribe to a service based on access to exclusive content.
  • Survey: 56% Keep Cable TV Because It’s Bundled With Internet. A new study notes that a majority of American consumers keep their traditional pay TV cable service because it’s bundled with their broadband connection. For decades ISPs have offered users a “discount” if they bundle phone, TV (and now wireless) service with their broadband line.

Our show today is jam packed with exciting information.

Topics that we hope to cover:

  • Evolution of Spectrum Analysis tools and a little history. – Larry I will let you get started here.  What are your thoughts on this topic?
  • Basics about how spectrum analyzers work
    • Swept vs. FFT
    • Time domain and frequency domain
    • Dwell, min, max, average
    • What is resolution bandwidth
    • How power is calculated
  • Discussion of Spectrum Analysis capabilities built in to DOCSIS
    • how many Spectrum Analysis are on Comcast footprint as CPE
    • Other operators from Brady’s perspective
    • Upstream (CMTS) and downstream (CPE)
    • Limitations vs. traditional field gear
    • DOCSIS 3.1 improvements over DOCSIS 2.0 and DOCSIS 3.0
    • Using DOCSIS 3.0 PNM for 3.1 readiness
  • How does this impact operations
    • Efficiency in the field
    • Economics of field gear
    • New handheld, network embedded and headend gear
    • What are the measurable impacts to the business
  • How does this impact the industry
    • Disruptive technology
    • Software vs. hardware driven
  • Other topics

End Podcast

John, and Larry thank you for your time today. This was a great episode.  Our next Episode will be on MAC-PHY with Jeff Finkelstein of Cox Communications.

We do our best to bring our audience great technical content every month. You can watch us live on the air or catch our recorded episodes on YouTube, on our volpefirm.com/events channel or download our audio only version with your favorite podcatcher.

If you have enjoyed this webcast, please do hit the subscribe button so that you never miss an episode.

Thank you so much for being here and we will see you next month.

 

We do our best to bring our audience great technical content every month. You can watch us live on the air or catch our recorded episodes on YouTube. Or download our audio only version with your favorite podcatcher.

If you have enjoyed this episode, please do hit the subscribe button so that you never miss an episode.

Thank you so much for being here and we will see you next month.

Upcoming events can be seen under Broadband Events. Previous events can be seen under the blog.

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