[MLB-WIRELESS] Fwd: Lord of the Rings style link to NASA Canberra

emdeex emdeex at gmail.com
Wed Jul 23 10:06:47 EST 2008

Here's a google docs spreadsheet, anyone can edit:


I know your not considering this to be a "carrier grade" link, so I
wouldn't budget for downtime and tech support.  Its a hobby project
wrought large right?

On Wed, Jul 23, 2008 at 6:34 AM, Rob B <rbritt at gmail.com> wrote:
> Just to kick the cat around,
> Hardware would consume more monies in setup and maintenance than is
> practical in my belief. But to proceed any way each node in chain to get max
> thruput would require two radios with distance setting (cos over 3k) since
> in bulk for your 134 +spares say round that out to 150 @ $100 then antennas
> say 2 15 db panel to maintain high rates at best 11mb/s over distance 150 @
> $100 (guess). Mounting hardware even cheap @ $50 min given structure to hang
> it off. Now where are we up to 1500 + 1000 + 500 = $3000
> Then if this is to have any chance maintaining a level of service say max
> downtime of 4 hrs tech time is $exxxxxy, cos I would not get outta bed for
> cheap on a cold wet night with this many nodes even at 99% uptime each and
> max 1 hr downtime, say probs every 2wks for 1 hr with no backup that would
> be 67 hrs down time per week OUCH etc. I'm getting tied of this. Some one
> draw up a spread sheet and we could develop and do what if with our guesses.
> prices good at time of quoting and will be honoured until I next wake up,
> good nite, um good morning.
> hope that helps George (cos I'm not Dutch)
> Regards from the BBQ Co-Ord
> PS should I do a spread sheet for the price of sausages?
> On Tue, Jul 22, 2008 at 9:56 PM, Sjors Provoost <sjors at sprovoost.nl> wrote:
>> ---------- Forwarded message ----------
>> From: Mark Aitken <nodegxt at yahoo.com.au>
>> Sjors Provoost wrote:
>>> Distance between Melbourne and Canberra, via M31: 672 km
>>> Average distance between nodes: 10 km (more?)
>>> Number of nodes: 67
>> if all done with 802.11 gear I doubt there would be much through put from
>> one end to the other.  This is why
>> telco's have multi gigabit optic fibre between nodes.
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