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Everything posted by Egilman
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Ah, Well, time to get back in the saddle so to speak... First step in the assembly of the H-13D is the Franklin engine..... (going to be building these simultaneously, so the H-13H Lycoming engine will be next) Franklin O-355-5... Left Side Rear.... Basic engine circa 1950 bluish grey in color, vertical draft carb with carb preheat, and positive pressure balanced intake system.. Integral oil system that is actually part of the engine... Right Side Rear... Exhausts were usually left bare steel, being just a simple header pipe, but when replaced they were usually painted high-temp black... Both of these birds are museum machines, so although they do try to maintain their in-service appearance, one is outside and one is inside which give a noticeable difference in appearance.... Kit Engine.. Ready for initial painting.... More in a bit...
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Chris to the rescue! {chuckle} Yep my first idea reading the title led along the Saturn V path...., (although the Stephenson "Rocket" was the Saturn V of it's day) Can't wait to see some pics, is there a way to email pics to someone for posting Paul until you get your PC up and running? More than happy to post them for you...
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HO trains and layouts by popeye the sailor
Egilman replied to popeye the sailor's topic in Non-ship/categorised builds
They are both in the same class of engines and biggest is a matter of opinion I guess... Also what type is a matter of some discussion as well, Mallet (french pronounced Malley) or Not? Mallet engines were both articulated and compound steam... articulated means the two traction engines were jointed in the middle to allow them to negotiate the tighter mountain turns easier.. Compound mean that they were two stage steam engines, the rear engine cylinders operated on high pressure steam and the forward engine cylinders operated on the lower pressure steam discharge from the rear cylinders (in a ship this type of engine would be known as a double expansion engine) The Big Boys and Yellowstones (the first yellowstone was built as a Mallet, double expansion engine, the rest were built as simple single expansion engines cause they produced more tractive power) There is some discussion out there in the RR world if they should be categorized as Mallets since they use simple single expansion engines.... Technically they are not Mallets cause of the engines used, to those that believe they are not, they are called "Articulated Engines" The argument runs to being a true Mallet they have to have both characteristics of the Mallet Design... But what it is an example of, ANY innovation in traction steam engines was rapidly taken and applied and tested by most of the railroads, reverse engineering was common, and the examples of engineering design are too numerous to count with many many designs considered failures... The Yellowstones (70 built for four different railroads) and Big Boys (30 built primarily for the UP) were specialized engines considered successful for the purpose they were built, and very adaptable to a number of other uses during their life.... Classic pieces of the American engineering record.... I doubt we will ever see a Yellowstone running again, but the restored UP Big Boy definitely serves to remind us of what once was.... -
HO trains and layouts by popeye the sailor
Egilman replied to popeye the sailor's topic in Non-ship/categorised builds
They were impressive... The consist for the test run comprises 4014 and it's tender, a fuel tank of #5 diesel, (4014 was converted to run on oil) two tool cars and a modern Diesel engine (UP 8937) with it's dynamic brakes set to simulate a load... Here's another longer video of her leaving on her first run in 60+ years.... -
HO trains and layouts by popeye the sailor
Egilman replied to popeye the sailor's topic in Non-ship/categorised builds
A note of history about the UP "Big Boys", a German spy in 1941 managed to get a dozen photos back to Germany.. They were shown to Adolf as an example of what the industrial capacity of the USA was, he reportedly said that NO ONE could build a locomotive that large, that it was a lie, and the spy should be recalled as soon as possible to be punished for creating such a fabrication... {chuckle} They are a sight to behold.... The reason they were built was that the 4-8-4 moguls needed three engines coupled to haul one train, using five times the fuel. they made great economic sense for the time... they could move twice the tonnage using half the fuel... An amazing example of steam engineering... -
Ok, the framing is off a bit compared to the skin... I see that.. how does one determine where to cut the framing to shift it to match the skin which I assume was checked for accuracy beforehand... Then what I didn't see is how you reconnected the center frame/wheelwell to the wingtip frame shifted a bit... I'm not seeing it... I guess I'm blind...
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Ok, the file that plays in Drop Box is time limited by Drop Box... It is NOT the edited file.... The Edited file Richard pointed out MUST be downloaded... It requires a full featured video player to play it... The Standard that all Video players are compared against is VLC... You get VLC from Videolan.org and it is open source and runs on all known platforms... Download, install and play... Seldom will you need to download anything else to play most video files and VLC can play them all... IT is FREE, they ask for a $5.00 donation but It isn't needed and they don't force you to choose not to... The best video player available bar none... Thank you Richard for taking the time to do this AND edit the file to make it more internet and computer friendly... I've done video editing for decades, there is a lot more to it than just recording it... EG
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RFM 1/35 Panzerkampfwagen IV Ausf.G-Finished
Egilman replied to Javlin's topic in Non-ship/categorised builds
The Panzergranate 39 was a specific design of AP Shell, It was made in many various calibre's including both 75 & 88 mm.... For example, the 7.5 cm Pak 40 L/46 antitank gun and the 7.5 cm KwK 40 L/48 tank gun fired the same projectile, even though they had completely different cartridge cases. It was also the most common AP shell used in the German armies during WWII.... In the Pzgr. 39/43 of KwK and Pak 43 guns, the driving bands were made wider than those of Pzgr. 39-1 due to the longer barrels causing higher chamber pressures causing the narrow driving bands to fail... German Explosive Ordnance (pdf) -
RFM 1/35 Panzerkampfwagen IV Ausf.G-Finished
Egilman replied to Javlin's topic in Non-ship/categorised builds
Thank you, I have a couple of their kits, most prominent being the M-1 Abrams... (of which I proposed a group build, if I ever get the time) thank you for the review.... One thing about tanks and tank models, a condition of NO weathering is just as valid as the pile of wrecked junk on the battlefield, it was a true state for every single one ever built... -
RFM 1/35 Panzerkampfwagen IV Ausf.G-Finished
Egilman replied to Javlin's topic in Non-ship/categorised builds
Nice Job.... So tell us, what do you think of RFM.... -
HO trains and layouts by popeye the sailor
Egilman replied to popeye the sailor's topic in Non-ship/categorised builds
Agree, that engine would take a bit of work to horse around an 18" curve, 21" would be better or layout a 24" in flex track... it should cruise around a 24"....
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