Questions tagged [dc-3]

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2answers
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Why did the DC-3 have a much higher cruise speed than the HP.42, despite their similar weight and power?

A review of the classic DC-3 and the Handley Page HP.42 yielded a surprisingly close match in empty and max gross take off weight at around 18,000 and 28,000 lbs for the HP.42 and 16,000 lbs and 25,...
0
votes
1answer
282 views

What is the best glide speed for the DC-3 with 2 engines out?

What is the best glide speed for the DC-3 with 2 engines out? I realize we may consider best speed for ground distance traveled or best for duration - and that weight can be a factor. I can't find ...
11
votes
1answer
438 views

How many wing attachment nuts are there on a DC-3/C-47?

How many wing attachment nuts are there on a DC-3/C-47? I once participated in putting one together and is now writing about it, but cannot remember how many nuts there are, only that it took forever ...
8
votes
1answer
404 views

Does the DC-3 have a prop sync?

I'd like to ask if the DC-3 has a prop sync. I found nothing about prop sync in the DC-3 operations manual, in the running specs, design features, or in the chapters about its engine and propeller. I'...
17
votes
2answers
3k views

What is the second “door” on the DC-3?

Now lets look to this photo (There is an bigger version but I cant find it on the web) As anyone can see, there is an door under the cockpit. Is this an door used to access avionics on the ground or ...
30
votes
1answer
4k views

Why did the DC-3 have wing sweep?

When looking at the silhouette of a DC-3, one can clearly see that the wings are swept. This design is from 1935, before the high-speed research work on wing sweep was ever implemented, and the DC-3 ...