Archive for the ‘Datacomm’ Category:

2021-07-08 FTC Stops Broadcomm’s Monopolism

Federal Trade Commission said Broadcomm bullied its customers into exclusive contracts in order to buy Broadcomm chips. https://arstechnica.com/tech-policy/2021/07/broadcom-is-a-monopolist-ftc-orders-chipmaker-to-stop-illegal-tactics/?amp=1

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2021-06-30 Starlink Worldwide In August

Starlink will be available worldwide in August. The terminal costs users $500 but costs SpaceX almost $1300 to make. They are partnering with two mobile carriers to provide backhaul service to remote cell sites. https://www.cnet.com/news/elon-musk-said-starlink-will-be-available-worldwide-in-august/

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2021-06-23 High Maintenance #3

Kate J. The guys had code words for some of the PITAs who frequently called the help desk. One lady, H.M.3 – high maintenance #3, kept asking for the cord replaced on her phone’s handset. I must’ve replaced it a half dozen times. It turned out that the problem wasn’t the cord, the network itself

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2021-05-10 Power Lines For Data Communication

In the late ’60s a high school friend and I worked part-time with a guy who did FCC type acceptance and other radio engineering. He bought used Hewlett-Packard, Tektronix and other high quality test equipment. One was a frequency standard which was directly traceable to the National Bureau Of Standards, now known as NIST. He

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2021-03-02 Service Providers Have 100 Mb/s Or More??

From my comment All you subscribers who think you’re getting over 100 Mb/s on your service — all are getting fooled. You may be getting more than 100 Mb from your home to the nearest concentration point. But as soon as your bitstream has to compete with many others then you can’t get your full

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2020-08-15 Facebook Fiber Optic Cable To Asia

From: https://www.oregonlive.com/environment/2020/08/facebook-abandons-broken-drilling-equipment-under-oregon-coast-seafloor.html?outputType=amp

2020-01-02 Coax Cable and Crimp-On Connectors

FB comment Years ago at work (community college) we had an IBM mainframe and the terminals were connected with coax cables. We also had thin Ethernet cabling. I had the proper connectors and thousand foot boxes of coax, and most importantly the proper stripping and crimping tools. I installed hundreds of coaxes, and I was

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2018-06-22 Telco Craftspeople

From FB group Bell Telephone… As a customer and the point man who interfaced with the Telco, I have nothing but good to say about all the fine craftspeople I dealt with during my 33 years with the college district. I only wish I could have spoken as highly of other contractors I had to

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2018-06-22 RJ-31X, How To And How Not To!

From FB group Bell Telephone … I agree. The upside of splitting before is that it won’t interrupt the DSL. The downside is that if there is a failure (loss of continuity or blown fuse) in the splitter, the alarm may never make a call. Most of the alarm panels we had at the college

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2017-12-09 Datacomm Cabinet Falls Off The Wall

From FB Group Bell Telephone… Just like the ones we had, but complete.  Ours had areas where the contractors removed the mushroom panels to make room for the digital cabinets or open racks. We had a contractor install a cabinet with molly bolts into drywall.  It was like that for years with at least a

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