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David Davis last won the day on March 13 2022
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If you scroll down to the bottom of this list you'll find a recommended set up for the Junior 60. It could be a good starting point. https://www.4-max.co.uk/recommended-setups.htm
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Laser engine ID required.
David Davis replied to martin collins 1's topic in All Things Model Flying
Paul, when referring to the Inland Revenue I think you meant an inspection rather than "a control." Tu a habitΓ© en France depuis trop longtemps! And can we put this "What Laser do I have?" business to bed. Four engines are externally just about identical and the factory rarely stamped the size of the engine onto the crankcase. It's all part of the joy of owning an old Laser! π PS. My 50 has "50" stamped onto the mounting lug. -
I have done a little more on the Auster. Barbie is a Flight Lieutenant in her new blue uniform and the front canaopy glazing has been stuck in place. I usually make a complete horlicks of canopy glazing but the piece supplied by DB Sport & Scale fitted exactly. I still have the overwing glazing to install and the glazing on top of the cockpit. In addition I need to make up the rudder closed loop and the struts, fit the engine and fuel tank and fit two servos into the wing. As for engines I am spoiled for choice. I have three unemployed Laser 70s, two 75s and an 80 as well as a Thunder Tiger 91. I think I'll install a 75 and see how the cg works out fitting a larger or smaller engine if necessary. Because the canopy glazing has gone so well I have decided to finish the model as VH-KSB, picture below. My clubmate Ludovic Jouinot, who works as a panel beater at the local VW agency, has agreed to paint the red and blue stripes for me. Unfortunately I have no recent pictures of the build to illustrate progress because my camera has stopped working but there is a rather poor one of Barbie in her seat. I am going into Gueret tomorrow so I'll see whether it can be repaired.
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Laser engine ID required.
David Davis replied to martin collins 1's topic in All Things Model Flying
I note that the Laser 50 is fully 7ozs heavier than my Thunder Tiger 54. I am starting to have reservations about running a Laser 50 in La Coupe Des Barons. I may usesomething lighter and more expendable! -
I believe that the colours ere mixed by hand during the Great War so there may have been a difference in shade or even colour on aircraft produced in the same factory. Certainly there are variations in colour even today when paint is made in batches. Then there's the effect of ultra violet rays from the sun... In 1917 I don't suppose that anyone was much bothered provided the aircraft was painted and in flying condition. If I ever get round to building a Pup, and I have an unemployed Laser V Twin in its box, I will paint it in a post war colour scheme, red and white! Check out G-EBAZ in "The Aeromodeller" October 1994.
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Laser engine ID required.
David Davis replied to martin collins 1's topic in All Things Model Flying
I believe that someone was disqualified from the 2023 Coupe Des Barons for fielding an oversized engine! -
It could be a 50 but as I've said elsewhere the 62 looks identical, to me at least.
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Laser engine ID required.
David Davis replied to martin collins 1's topic in All Things Model Flying
Good Evening Matin, I do not consider myself an expert on identifying Lasers but I'll openly admit to being a Laserholic! π I have eleven of them, to whit: a 50, a 62, three 70s, two 75s, an 80, a 155, a 150V twin and a 160 V twin. I bought two of the 70s, the 155 and the 160V twin brand new. The rest were bought second hand. I have just spent a merry five minutes in my workshop counting the fins on the cylinders of my smaller engines! We have already established that your first engine in the pale blue model is a 90. The engine in the red motor mount appears to be an 80. It has nine fins and a vertical glow plug, furthermore the middle fins on the 80 are larger than those at the top or at the bottom of the cylinder, giving it a shape similar to a beer barrel. I don't think that the engine in the last picture is a 50. The 50s were only made between 1988 and 1990 and were fitted with Super Tigre carburetters, a forward facing glow plug and a smaller silencer. Your engine has a vertical glow plug, an Irvine type carburetter and the later silencer. I'd say that this engine is a 70. Incidentally, while doing my fin counting excercise I noticed that the 62 and the 50 were externally identical so if I wanted to cheat in next year's Coupe Des Barons...π -
Laser engine ID required.
David Davis replied to martin collins 1's topic in All Things Model Flying
I think it's either a 70 or an 80, both have the vertical glow plug. one way to tell would be by weighing it. The 70 weighs 580 grammes, the 80 weighs 690 grammes -
I learned to fly on one of these. I built the first one from a Flair kit and the second one off the plan. I also helped my mate build his from a Ben Buckle kit. I intend to build a very light one over the winter and to power it with a 15 or 2.5cc engine. These are very pleasant and easy models to fly and ideal, in my view, for giving elderly beginners their first taste of radio controlled flight, mind you, they tend to get blown about in a wind.
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Brian, I bring a wealth of inexperience to the world of model helicoptors but I have the same receiver in my Galaxy Models Mystic which is a large, heavy sports model powered by a Laser 155 (26cc) four stroke engine. I would not have installed the receiver in such a model if I had any misgivings about its reliability so as far as I know an ar620 will be fine in your helicoptor.
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True story. In 2009 I had a part-time job as collection and delivery driver for a Jaguar agency, collecting people's Jags and driving them back to the garage for servicing then driving them back to their owners in the evening. One morning I was told by the office manager to drive one of the "dump cars" to the local barracks and pick up Major Jones's car. I arrived at the barracks, explained my business to the guard and he said, " Ay yes, we've been informed that you're coming. Just drive around the building in front of you and you'll see Major Jones's Jaguar on the parade ground. Park up and Major Jones will come out and give you the keys." I did as requested. It was a lovely morning when from behind me I heard a cheery, "Good Morning!" and there was a woman in a major's uniform... I bet that the office manager and the guard were in on the joke! π
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Having got one "project" finished, my Galaxy Models Mystic, attention may now be turned to a DB Sport& Scale Auster which I was given part-built many years ago. There is a sort of build blog here and I will add to it as I progress:https://forums.modelflying.co.uk/index.php?/topic/53142-my-db-sport-scale-auster/&tab=comments#comment-963865 However, I find myself with an embarrassment of unemployed Laser engines for this project. Runners and riders: Three Laser 70s. Two Laser 75s. One of these was purchased in the mistaken belief that it was a 90, the other in the mistaken belief that it was a 50! The parallel front bearing housing and the number of fins on the cylinder now enable me to identify them as 75s but I did not know that at the time! A Laser 80. This one was earmarked for a Warbirds Replica Hurricane but I may fit an electric motor. Which would you recommend? I am not inclined to hack about the fuselage in order to lower the tank so if that's a non-starter with a Laser I have the option of fitting a Thunder Tiger 91 FS. If I make a good job of fitting the canopy glazing I'm going to get in touch with my tame panel beater and ask him to paint the fuselage like the first one pictured below. If I make a horlicks of it I'll finish it like the Auster in the second picture! Barbie now has a a major's uniform and awaits the completion of her aircraft.