[LINK] NBN spin

David Boxall linkdb at boxall.name
Sun Aug 6 16:31:47 AEST 2017

On 6/08/2017 3:52 PM, David Boxall wrote:
> ...
> That test used (IIRC) seven user-channels and three W-NTDs in parallel. 
> ...
My error:
> To attain speeds in excess of 1Gbps, Ericsson used its carrier aggregation technology, ..., to combine 11 time-division duplex (TDD) LTE carriers -- four in the 2.3GHz band and seven in the 3.5GHz band ...
> NBN installed four NetComm-developed prototype fixed-wireless network termination devices (FWNTDs) onto the school's roof for the tests. ...
> ...
> The Mitchell Park fixed-wireless tower, which also connects a further 11 downstream towers serving more than 3,000 premises in the region, was chosen for the trial ...
> ... the tower was selected for 1Gbps testing because its backhaul connects it to NBN's national test facility in Melbourne via high-speed fibre rather than microwave, and because it has 11 spectrum bands available to it.
> According to NBN corporate public affairs manager Tony Brown, only 20 percent of NBN's fixed-wireless towers are connected by fibre, meaning the 1Gbps speeds would only be available for a fraction of fixed-wireless users -- those with fibre-connected towers, and with 11 carriers available in both the 3.4GHz and 2.3GHz spectrum bands.
NBN being nbn™, we can safely interpret 20 percent as "up to 20%".

David Boxall                    |  My figures are just as good
                                 |  as any other figures.
http://david.boxall.id.au       |  I make them up myself, and they
                                 |  always give me innocent pleasure.
                                 |                     --HL Mencken

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