Russell McMahon

12,360 reputation

1138

bio	website	j.mp/NZPHOTOS
	location	Auckland, New Zealand
	age
visits	member for	1 year, 9 months
	seen	9 hours ago
stats	profile views	321

Electronic designer. Professional Engineer. Oldish aka "reasonably experienced" :-). Contact - apptechnz gmail com <- you know the drill.

Special interest in technological solutions for developing country applications. Extensive in-China experience in product development & manufacturing in China. Jack of all trades, Master of Electrical engineering. (aka ME (elec)) Interested in all aspects of modern technology. Professional qualifications in electrical engineering but practically proficient or conversant in many peripheral areas. Recent extensive experience in solar powered LED lighting development and manufacturing in China for markets worldwide.

"Servant of the Most High God" / committed Christian. Happy to work enthusiastically and interact amicably with people of all nationalities and creeds.

Married with 2 adult children.

Obsessional photographer.

	12,360 reputation	bio	website	j.mp/NZPHOTOS	visits	member for	1 year, 9 months
1138 badges		location	Auckland, New Zealand		seen	9 hours ago

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277 Answers

votes activity newest

42	What can be done using a 18-55mm lens?
22	Are mirror lenses good for wildlife photography in daylight?
20	Laws regarding photos taken from airplane?
17	How does the dynamic range of the human eye compare to that of digital cameras?
16	Why does a 15-second exposure on my camera actually last 16 seconds?

12,360 Reputation

+20	How to take a picture with subject in focus but with a circular light-trace effect around it?
+50	What is the best way to get good quality digital pictures from negatives?
+15	How to keep a photograph from getting smaller when rotating it 90 degrees?
+10	Have cropped digital sensors reached their peak design limits?

4 Questions

votes activity newest

7	What are hidden-gem “bang for the buck” lenses for Nikon?
4	Are fully automatic DSLR lens changers available? What are suitable alternatives?
1	How can I use Minolta / Sony AF lenses on Nikon DSLR bodies?
0	What is the minimum cost “automatic” flash that I can sensibly use with a Nikon D700

331 Tags

178 lens × 39	48 kit-lens × 2
80 equipment-recommendation × 30	45 dynamic-range × 4
49 dslr × 14	44 technique × 8
49 battery × 13	42 cleaning × 4
49 exposure × 10	40 legal × 8