#2665

tomarack Czech Republic Basic

Sub-Lieutenant  · 1,421 pts Roznov p.R., Czech Republic Member since Dec 2013 Last online 8 hours ago

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Main principle: if it is not broken - don't repair It!

tomarack’s harbour

5 boats

tomarack’s build blogs

2 blogs

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6 followers

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Last posted 9 hours ago
Forum replyRe: Confused in AlbanyI was in a bit of a rush, so I just poured the plaster into a small mold made of thin aluminum foil. castingForum replyRe: Confused in AlbanyI turned a model from linden wood based on the profile and embedded it halfway into plaster to create a mold for casting one half of the lead bulb.I use sodium silicate to strengthen the mold in a ratio of app…Forum replyRe: Confused in AlbanyHere are the profiles from Bulbcalc; you can select a suitable profile as needed and adjust it using the program's table. I chose the NACA 63AOXX profile.I turned a model from linden wood based on the profile …PDFForum replyRe: Confused in Albany@Ronald Hi, I had to modify the part that goes into the keel housing a bit (water was leaking into the model from the top).The model with the short keel sails well and is quite maneuverable. I use the longer k…PDFForum replyRe: Confused in AlbanyFor the calculations, I basically used this table. https://www.rajce.idnes.cz/tomarack/album/emma-mini/1678249730Forum replyRe: Confused in Albany@Ronald Hi,I used pattern for fin keel recommended by Gary Webb (your first picture),shorten to 14 cm,bulb weight about 960 grams. I calculated the shape of the lead bomb preliminarily using the Bulbcalc progr…Forum replyRe: Confused in Albany@Ronald I recommend that you check out Mr. Gary Webb's website. > http://www.bearospaceindustries.com/boats2.html < You will find a number of interesting plans there for simple construction—and, most important…Forum replyRe: Calling all 'river steamer' of the 1850's fans... please help.Some time ago, I tried building an "Australian-style" live-steam powered riverboat... In the end, due to various circumstances, I gave up on live-steam models. But I still absolutely love the steamboats from t…Forum replyRe: Calling all 'river steamer' of the 1850's fans... please help.@Avoca Also "river boat"... https://www.facebook.com/reel/985314963999135Forum replyRe: Calling all 'river steamer' of the 1850's fans... please help.@Avoca MHM...you are from Mildura..I have an old acquaintance there with whom I correspond—Frank Tucker, a former teacher who became a captain. Given what you say, it might be worth taking a look at the town o…

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