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Mark replied to Snowy_5's discussion Cycleways/SUP additions or extensions or upgrades.
"I'm looking forward to the new path it will cut out some hills and road riding for me some…"
3 hours ago
Phil Byrne replied to Guy Redden's discussion Separating pedestrians and cyclists in Parramatta Park
"I cycle through the park several times a week. I rarely ever do the full lap just different…"
3 hours ago
Bob Moore posted a photo

View of the cement loader from Kauri Foreshore Hotel

This sign outside the hotel makes an interesting photo I thought, as well as a useful bike rack,…
4 hours ago
Bob Moore replied to Snowy_5's discussion Cycleways/SUP additions or extensions or upgrades.
"Progress on the Blackwattle Bay path, taken from Pyrmont Bridge Rd. Its a big effort, lots of…"
4 hours ago
Paul Jackson replied to Omar@Go! Alliance's discussion We are now officially registered as a Federal Party!
"Well done Omar! Onwards and upwards"
4 hours ago
Pat The Rat liked Omar@Go! Alliance's discussion We are now officially registered as a Federal Party!
4 hours ago
Bob Moore replied to Paul Jackson's discussion Pyrmont Bridge "trial" garden, good or bad?
"The petition is lagging, needs some urgent numbers! Would have been more effective if the…"
4 hours ago
sammy replied to Eleri's discussion Texting and driving campaign
4 hours ago
PeterT liked Omar@Go! Alliance's discussion We are now officially registered as a Federal Party!
4 hours ago
sammy liked Omar@Go! Alliance's discussion We are now officially registered as a Federal Party!
5 hours ago
Marcus might attend Natalie Ross's event
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Chocolate and fine food ride at Petersham station, south side outside RSL

August 23, 2014 from 8:45am to 12pm
Eat your way around the backstreets of Marrickville on an almost calorie-neutral bike tour of…See More
6 hours ago
Colin replied to Guy Redden's discussion Separating pedestrians and cyclists in Parramatta Park
"Agree, and same for Centennial Park. A good way to do it would be to cut the amount of parking…"
6 hours ago

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Blog Posts

Lux and Lumens and bike lights

Posted by Robflyte on August 20, 2014 at 10:30am 0 Comments

Lux: a measurement of light taking area into account.

Lumens: total amount of light emitted from a source.



A 1000 lumen light source over directed over 1msq is 1000lux.

A 1000 lumen light source over 10msq is 100lux.



lux (with almost all bike lights) measured on the ground falls off with distance as the light spreads.



As a photographer using artifical lighting you understand light fall-off, the inverse square law, feathering.



most bike…

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Cycling on holidays

Posted by Helen Leung on August 18, 2014 at 4:43am 0 Comments

I'm currently on holidays in Europe. Just came back from a bike ride on the streets of Berlin. I just have to write down here that I have never felt so safe riding a bike as I have in Berlin! 

They were so far ahead of their times in WW2

Posted by Dabba on August 9, 2014 at 10:34am 6 Comments

This was taken at Duxford RAF Museum near Cambridge UK.

Where in the world is my bike?

Posted by Mark Lambert on August 8, 2014 at 9:47pm 11 Comments

The first correct answer wins a child.

 
 
 

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