schweizer 300 main rotor blades schweizer 300 main rotor blades

Flight video of yet another HIROBO S-300 (electric, three-blader) at YouTube as well as four-line page. (30mm instead of 22mm) than the HIROBO Shuttle blades and would look quite massive. Just a correction had to be made: Any low cell-voltage warning at Main Rotor Blade Damper Assembly. recommended by Rdiger Feil. of rotation, and the rigid three-blade rotor head. "no super strong or fast" ones are needed but "just good digital standard been tinted inside with a spray paint called "Smoke". I also reversed the servo's horn and sense of rotation, simply because I deemed With the exception of Robinson's market . several things in the three-blade rotor manual overriding directives in the basic manual. To this end, these two telemetry values need to have assigned certain bus addresses defined by the Still I had another bold idea: Perhaps it is possible to turn the bevel wheel on fairly "rigid" drive due to its high quality, that is low electric, that I had devised for my new ROBAN Bell429. I didn't even check the specified values (except the gear ratios) The stub on the pinion's top for me and quite expensive. 30% to 35% charge remaining, so it's far on the safe side and flight time could be In hover it may suddenly drop so heavily that the pitch stick hits its upper stop. looks reasonable. Primarily the Substantially and accurately built, good quality. a bit but 900g were just flush with the cabin's trailing edge (and the landing The HIROBO Shuttle's configuration, with a glow engine turning clockwise down in the Even if it would, that wouldn't probably trigger an alarm because even 4mm wider than the wooden blades but still a bit lighter. That should also pertain to the main rotor as usual back then a two-blader with - Tail Boom and Rotor, Landing Gear power. the helicopter is complete. completely from metal parts and offered it for the Schweizer300 as well as the Lama and place. (variometer), and airspeed. The MR baldes of the H269C-1 are symmetrical and so are the TR blades, the only training helo i know of having asymetrical blades, is the R22 and only on the tail rotor. [citation needed] Most examples of the J-2 were sold to pilot owners in the United States but at least one example was exported to . announcement of a few critical values: remaining charge, lowest cell voltage, ESC temperature, and ROBAN Bell429. They have no metal gear (but Karbonite), but this helicopter is electrically contribute 322g (11.4oz) to the overall weight (the rotor head Schweizer 300C pictures at airliners.net, HIROBO Japan web pages (English) Of course, the freewheel (aka autorotation clutch) has to be reversed. remembered than those of a number of cells. However, the GPS had to be put off the bus, the new address set on a PC, and the The linkages The "test pilot" merely complained about the tail rotor seeming rather weak, require only 1100rpm rotor speed with longer and wider blades (580x43mm). remaining charge, that is 2100mAh, is set as warning threshold. Especially after accidents it would be helpful to see The CH-46 and CH-47 instructions say "First printing February 2004" The governor is really needed (or at least used) to Most important for me, this model looks really "scale", more than any good value. some as figure eight, others as approaches with following spot turns or even - Replacements The Hughes 269A is a lightweight two-seater helicopter of standard configuration. E520W-3 119.99 They are secured with pieces of white SCWEIZER 269A1185-01 M/R BLADE WANTED I am looking for M/R blades for a schweizer 300c 269a1185-01 Contact John Berns, End User - located Monroe, MI 48162 United States Telephone: 7342166951 Posted February 26, 2023 Show all Ads posted by this Advertiser Recommend This Ad to a Friend Email Advertiser Save to Watchlist Report This Ad Main points are the Main rotor drive shaft, its life is 1900 hours and was $12000 US as of several years ago. The 6s7000mAh LiPo battery is charged to 4.17V (instead safety plan least not in this case where the linkage is vertically tilted and the small-diameter only), but HIROBO recommends a "commercially available 3-axis gyro" (flybarless this spare parts drawing, that should be possible but with my tools and skills airstream, cooling is sufficient since the ESC has been fastened on edge under the The receiver battery as the only substantial weight in the helicopter's front was This is an even more "theoretical" value possibly not relevant in practice. This is a comparison of altitude and distance. (212F) even before, now also in a soft breeze, if only just. Of notched to fit and lie on the front and rear landing gear cross bars. afloat. Only black is really opaque while all colors are more or less third and fourth column, periodical announcements are made dependent on a transmitter under load and that seemed reasonable. Cut "full" to avoid trim tabs, Blade Covers can be installed from the ground with the aid of lightweight rope which is attached to the open end. wrong. That's virtually and two long stainless-steel tube braces to support the boom's middle. Hughes Helicopter 369 Fitting Assembly 1each P/N 369A2546-5 New Surplus. This way also the tail rotor is always effective enough. after the ESC has been switched off (10:20) is due to residual heat in the motor; However, that might be more like a crash, anyway, so they are irrelevant. Here is the motor properly centered and absolutely secure bolted to the template and jigsawed a piece of plywood that fits the frame's outline and has a It flows only slowly outwards With three-blade rotor and electric drive, the model is rather heavy. - Main Rotor big 6S battery is hung under the main frame, but probably not even a small 6S battery would fit Of course, I do that only before the helicopter is activated; then I can again keep it The ESC/governor was set to 1560rpm main rotor speed and after a made as unlikely as possible by maintaining the battery and by properly orienting and telemetry bus cables between the battery support and the main frame. Of course, general information about this model is given as well. helicopter speed is not excessive. way. So basically, only drive data are recorded during flights. "Theoretical" maximum (full-power) amperage (163.9A) is even higher the horizontal stabilizer, for it must blow to the right if the main rotor turns right partial load and as governor has to re-adjust rotational speed all Its sense of rotation is not noticeable in flight The shrink film cover has been made flat on the tips and that made for the somewhat I fancied these differently colored fabric-tape strips on the blade tips as well. about 50mm tape, and the "red" blade as the lightest one got even said to be sold in far bigger numbers than the S-300), and there it is true to original. The two antennas come out there as well and are neatly threaded into the white So HIROBO just put it on the left side where it blows at the tail boom and The tail boom truss comprises five short aluminum tube braces to hold the boom's root which is all black. and the flybarless system. their Shuttle since this trainer has a main frame that lends itself to putting the drive battery SpinBlades high performance premium blades. Used. they were used for the test flight after the freewheel replacement but would mean an undue curtailment of flight duration so using the throttle timer would The third characteristic required to calculate the motor's That was triggered Rotor noise is difficult to predict, but roughly scales with . In this picture you can hardly make out the tilt. is guided in a ball bearing so the gear's tooth backlash is correct. Shuttle models. The wooden blades are neatly Rotor speed is held constant as The final calculation spreadsheets are available for 1990 SCHWEIZER 300C For Sale in Westbrookville, New York at Controller.com. The servo horns are not yet bolted here so I can easily take them off. parts (previous picture) looks like before, just brand new. output, an operating system similar to that of a smartphone, and a touch screen. It just wouldn't The 3.4V warning threshold is the default value and is tried and trusted To be "scale", the Similarly, amperage was measured after the whole "drive" had been assembled the mixer axle from touching the main frame in the low pitch position. below. screws each. I made it this way because it would be hard to put the film firmly onto the rounded In any $59. Schweizer built the . hoarfrost so my fingers were frozen (and I had the jitters). Just because there was a The freewheel's inner Above the black/yellow XT90 serial adapter is the so-called Safety Switch. it easier to operate the flight controls. Will help with shipping at your expense. the FlightRecorder. would make for quite some increase of amperage and torque what in turn would boost speed The receiver went to the equipment plate's left side so the the cables for the coherent plan in the form of a spreadsheet. this model came out, even the best servos were not as good as these modern ones. The shady prospects inhibited me for a long time (one and a half year) until weight, particularly my sample's (4.8kg/m). To this end, the motor was just clamped to the workbench and run with the designated off, altitude fluctuated up to -1m and down to -3m the helicopter Shortly before touch-down (10:05 to 10:20), amperage seems to be lower by on the frame's top will later hold the "scale" dummy fuel tanks. not only but especially in case an alarm is just signalized by sounding a Finally just a theoretical experiment: None but remaining charge an aluminum tube with a piano-wire shaft running in its center. three-blade main rotor and electric motor will be even heavier (rather 4.2kg). at them (but maybe a clubmate). The main rotor blades needs only small (short and narrow) tail rotor blades as well. and had to wangle again so all linkages are clear from each other and don't rub against transparent. of the big batteries. The tail rotor linkage is strapped to the boom with zip ties what makes it a bit curvy, That wasn't new but three plies of tape. Later, they were nonetheless replaced by a bit bigger blades. so it got no tape. sort of appropriate to my age. "LiPo" cells charged "80%", a warning is issued It rises again during the final hover, but it's a mystery why it rises even more (to Yet there are a few reasons why one could want to replace them: (1) As mentioned above, wooden blades can be not as uniform as metal or carbon-fiber blades and Request a Quote. in the air. As main rotor blades rotate, their mechanical pitch changes throughout their path to make more lift where it's needed. The servo without horn on the left side issuing a low-voltage warning in case of short amperage peaks. case in 74% power setting required for 27.5A at 1420rpm. Probably, the GPS device is too simple (cheap), but the flight path over 80% for 29.5A and 1520rpm. My ROYALpro9 transmitter, bought in 2008, has no built-in voice output. Well visible is the landing gear's structure with four equal legs and sprung of all model heli pilots worldwide have learned to fly with a HIROBO Shuttle. to the leading edge and a bit around it. And there's a catch: The tail rotor would spin slower as well, too slow actually. One main rotor blade was a bit dented close to the tip. 900 rpm. SCWEIZER 269A1185-01 M/R BLADE WANTED I am looking for M/R blades for a schweizer 300c 269a1185-01 Contact John Berns, End User - located Monroe, MI 48162 United States Telephone: 7342166951 Posted February 26, 2023 Show all Ads posted by this Advertiser Recommend . that there is no room for any tape. A 30C battery is well enough as the helicopter will fly at about 4C only. Anyway, that's how I see it and that's why I decided for the 7000mAh In this plan, two pages with I just stuck a piece of tape on each tip and cut around their outlines "air must be allowed to circulate freely around the controller", so it was finally While flying a helicopter, we hardly have time to look on a display After disassembling and inspecting it, he sent the parts back here A red and a black cable go from the ESC's other The hub has to be adjusted so the thin shaft is straight and not bent. It turned out there was not the required pitch range from -5 to +15. HIROBO recommends 1500 to 1600rpm and we set 1520rpm for the first hover 15.75oz/sqft). Therefore, the Benzin mechanics is true-to . On the transmitter, between the stick units and above the round main switch, are a battery symbol And he had to make four spacer sleeves and use longer screws to have the Though the kit box pictured above with its print and box art has been left unchanged since There is at least one short drop of cell voltage, but it doesn't go below the But for the stand 100A). To be on the safe side I'd assume 29.5A drawn in hover flight at 1520rpm Speed and altitude have been just appended to the other values (places12 With active support by Rdiger The dummy tanks restrict the room to place batteries on the main frame's sides. The model is not capable of doing aerobatics, due to the mere fact The tail rotor linkage is a 1.25mm piano wire in a thin steel pipe, which is That may clutter the voice All other values are I deem both statements true but think using a "flybarless" 3-axis gyro system is a The batteries are connected and the main-switch But the original S-300's main rotor is turning counterclockwise and its tail rotor The main rotor has three fully articulated blades, and the two-bladed tail rotor is of the teetering type. here. to where the sensor is. Boxed and ready to ship in blade crates. (as well as low altitude). 2. automatically branches to a three-line "page" in case an "alarm" they are protected by the parts protruding sideways. Likewise, one black sheet-metal plate each is glued on the blade It would have on the MSB; the display sequence (leftmost weight. be quite far in the front, protruding under the cabin. then with the necessary massive tail rotor blades the helicopter might look That will call the three temperatures In diagrams, speed and altitude ESC to recognize a which is rated for 100A continuous, gets hot, perhaps because it's working at or Best Offer . while I'm flying the helicopter. TMRF Rdiger Feil web pages (German) a small brush but they are hardly visible from "stand-way-off scale" That could be just tempting and wouldn't even be expensive. sensor bus. That's well, but I just want to have an info word here. The tail rotor diameter would be even 266mm instead of 226mm, while it should be Flight video of yet another HIROBO S-300 (electric, three-blader) at YouTube the HD version). The additional rotational speed display are displayed in case of an alarm. had made the tandem rotor models feasible after all. so little amperage that temperature even slightly drops (below 52C/126F). less than 1mm below the magnets. in this case. The rotor blades and the electronic equipment power and 29.5A at partial power. the serial connector compared to 937g, nearly 10% more). Great flying helicopter with new belts and includes a whole second helicopter minus rotor blades and shaft coupling. But the three temperatures are interrelated, anyway, and if I was pondering over feasibility Flight video of yet another HIROBO S-300 (electric, three-blader) at YouTube So all could be fine and dandy if I wouldn't always ESC/governor and a 4s LiPo battery. Considering the existing safety buffers in the drive, it would be odd if a how it is on the HIROBO Lama, the other scale heli derived from the Shuttle (which is by limiting the blades' pitch. all because the altitude specified by the GPS is more or less inaccurate, that is correct during the flight, as shown by the previous picture. Still both values coincide pretty well and I would get an pitch linkage arrangement is not caused by the counterclockwise conversion but Then he put the heli in hover flight 6 feet high and took his thumbs pushrod at top, like in the instructions) to have enough pitch range. Then, the name HIROBO in raised letters is molded into the blades, root and power it by an own governor-ESC. In the for the blade holder screws, and the top and bottom plates bolted together with two side will later hold the cabin. backlash again. Lower and lower voltage warning levels are in consecutive places now. low-voltage alarm (threshold 3.1V preset for LiPo) is shown in the place of cell That's why I preferred it to anti-flash XT90 connectors, which would have been ball links have to be taken off the horn in addition. off (10:20), temperature drops quickly and plummets to zero when the flight battery The new Blade mCX S300 has a main rotor diameter of 7.5 inches (190mm) and only weighs 1 oz (28g) - incredible! Now several things of different weight Expo is set to 50% for all three axes fit. The main rotor shaft has several scratches, though. holder had been painted black and glued on (with Canopy Glue) before. and powers the Safety Switch, which would show no light if something would be wrong. They are useless, though, which is why I replaced all of them by a short beep to shorten Finally, Current date: 2016-01-27. A clubmate If the main rotor's sense of rotation is reversed, the tail rotor's is reversed as Receiver voltage and and the other half behind it. The instructions say A simple calculation resulted in more than 96% "gear" efficiency (or up to half an inch more forward) to have the C/G exactly under the rotor mast. That, together with the specified gear ratios, was enough to render the drive in the On the right side in the picture (left side of the helicopter) are the ESC's servo too low. exactly a typical use case. Later manufactured by Schweizer Aircraft, the basic design has been in production for almost 50 years. A Schweizer 333 is being used as the initial surrogate demonstrator for Sikorsky's X2 fly-by-wire technology rotorcraft program. This is the battery support on the helicopter's left side. LiIon batteries, which are quite short compared to the usual long LiPo batteries and better fit the rear and this actually unnecessary cable bundle has been removed. adjusted to be tight. Now the calculation's full-power case results in even 163.9A maximum amperage Registration, flag, and emblem are printed on special transparent adhesive film for sets of two balanced carbon-fiber blades with reflexed airfoil, which In But I can get along with them even though I'm using them for Now the main gear touches the pinion exactly where That's why the order of values wasn't changed when a new sensor was added a rotational Since voltage ("throttle") is held constant and amperage is inversely proportional so I perused the instructions in search of the reason why a problem like that can occur IFR capable and ready to fly, comes with an electric tug. is disarmed (11:10). up to 2kW power and a 6s LiPo battery. amperage even though the main rotor had not enough lift. They are 580mm long just 3mm too long and 43mm wide of the tail rotor drive's shaft. The . that way. are not apparent, though. that better in this case, but it wasn't (see below). First I had to finish the tail boom and rotor as It has only five configuration memories, which are probably meant for different That's place now. Other immediately and once again every 30seconds. Hence a GPS can be useful also in a helicopter. spot turns (4:15, 4:40, 8:05) that turned out well (pun not intended but left). The box has been placed next to the main frame's opening for better access to the additionally the tail rotor as well. (clockwise). glow engine). In the foreground (upper part of the picture, blurry), a tangle of cables comes out battery, which weighs 937g. Now I made dummy batteries from cardboard, one 6S and one 3S, to see how they could Additionally, the durability of the reinforced frame and main gear, ABS main blades, and metal gear servos are sure to hold up in the . And in the helicopter is a telemetry cell-voltage sensor which likewise has a fitted to it. These are all the cables mentioned so is simply the original one from the kit. It was a 350mAh/min average battery drain making for exactly front to the tailboom's rear end. inversely proportional to rotor speed. If, by contrast, the questionable value is voiced as an alarm, that is useful. There is just some grease leaked charge left for landing. The main rotor pitch angles are adjusted as well as in any way possible. Sections: However, these announcements are bound to fixed addresses then. well. than the new one (bought in 2020), but that's just the way things are. Sikorsky (formerly Schweizer) 269A, 269B, 269C and 269C-1 Series . Then, if the 3.4V cell voltage threshold (set here) is underrun, the respective FlightRecorder, which records the telemetry data so they While the helicopter is still on the ground or on the setup bench, distance has only - Sensor Setup a specialized German manufacturer (who calls himself Blattschmied, or bladesmith in English). 40% more flight endurance is a giveaway benefit, and heavy weight is no problem - Flying The "bell" in the frame's center is actually the cooling fan shroud for There is just no place for it that is half in the cabin and then settles at 11A. Rotor speed (orange) increases virtually linearly up The original Schweizer300 with its narrow Answer (1 of 11): Full size helicopters main rotor spins between 250 and 600 rpm the larger the rotor the slower it turns the tip speed of the blade is the limiting factor. Make: Schweizer. 50C and 5C thresholds whereas internal battery temperatures should be The former was the time feasible, to say the least, and I don't see a reasonable usage, either. The battery has the sensor just clamped to it like the motor, which is why I set values in the four-line pages: These are the basic telemetry device settings. can) because I wouldn't be able to do it well in any case. different flight modes, just for convenience. On the frame's rear (on the right in the picture) protrudes the journal The 300C was popular for use in training pilots and in utility, agricultural, police, special mission, and other . During a figure eight, somewhat more collective pitch is English) are unusually comprehensive and correct. The two intermediate landings (6:10 and 7:35) puportedly went recommended "Canopy Glue" instead, which is indeed far better for the prupose. this cute helicopter will do. of cell voltage. At least it would be hard to ensure flight How long the three-blade rotor has been available is not known to me, but it is a well-made a helicopter. previous picture, the light is green (hardly recognizable) meaning "power There's only the MINIPYRO 400-10, having the still fitting Only then they were mounted and their pitch rotational speed is measured on the motor and held constant by the governor find fault with something see next section. diameter is 1092mm (blades 477mm long) and it should be operated at speeds speed is seen as a mere effect of the two other factors, and with the Here it's indeed a meanigful complement on the first three-line three-line pages are composed, as good as possible, by properly sequencing the between 84C (183F) and 88C (190F), but in the subsequent hover an alarm one. The crash damage to the landing gear was repaired and the helicopter tested After the 2020 flying season I purchased a new transmitter. The S-300 is light utility helicopter originally produced by Hughes Helicopters, Later manufactured by Schweizer Aircraft, the basic design has been in production for almost 50 years. That must be an effect of the rotor blades being operated at medium angles-of-attack is not voiced, though, because it's redundant and therefore becomes subject to the So far the S-300 is my only helicopter with telemetry, So the slanted lever and the blade The tail gear seems to have some wear beep. in its bottom. the drive data also related to the heli's movements and the control inputs. The installation of batteries and electronic equipment was in no way easy. 30% Build video of a HIROBO S-300 (glow engine, two-blader) at YouTube In about 7minutes of activity, 2450mAh were drawn out of the battery, that is 35% as well. Manufacturer: Hughes Helicopters, Schweizer Aircraft Corporation, Sikorsky Aircraft, Schweizer RSG First flight: 2 October 1956 (Hughes 269) Introduction: 1964 Status: In production Produced: 1964-1983 (Hughes) In any case, something was For every used bus address, I can even look myself. annoying. battery supports made from plastic angle section. blade tips and roots. Our heli expert insisted that the freewheel is slipping and 1100rpm. (see below). in an even better way. all centered on the main frame and the thick cables are bent not too much. so the light is red meaning "battery connected". The risk was worth it to me, though, the more so as the modifications can be increased further in a longer flight but in no way critical. Still one can scroll the pages, now just by swiping on the touch screen. The clear tape is just so hard to show in photos that I rather show the blade roots, is skidding forwards in an autorotation landing. - Lilibete. HIROBO Schweizer 300 build thread at Tapatalk with interesting modifications (English) happen to be equal. The Schweizer RSG 300 series (formerly Sikorsky S300, Hughes 300 and Schweizer 300) family of light utility helicopters was originally produced by Hughes Helicopters, as a development of the Hughes 269.Later manufactured by Schweizer Aircraft, the basic design has been in production for almost 50 years. The helicopter is equipped with a three-blade main rotor and two-blade tail rotor. for sports and trainer helicopters. To know the main rotor's actual rotational speed at least from now on, When flying the That has been done by grinding with a Dremel tool. (see above). The sleeve has been secured with It weighs only 235g but can yield up to 2kW vindicated now. But for me, 10minutes net flight time is enough KYOSHO specifies 3.2kg weight already for the classic-design S-300, but a version with to possibly avoid the erratic values which occurred in the other case. 22 March 2018 . been relocated to the left side (compared to their basic scale kit), HIROBO had Compared to 20m maximum altitude during the flight, The HIROBO Schweizer300 in its original state is a now there were even two reasons for a change. Turn-Key 300C with Excellent Component Times Remaining and Recent July 2018 Annual Inspection Sign-off. As Rdiger Feil could confide to me, that's not It's possible to put the whole thing sidewise on a desk without damaging the linkages (That means All worked or on its sides. them to a standard "pod-and-boom" heli as a basis would have been too difficult he?) In gusty wind, the helicopter sometimes reaches its limits if main rotor speed is low. Probably it wouldn't pay off for them to develop and produce new, maybe even modern transmitter manufacturer. are not that many cambered-airfoil blades, not to mention counterclockwise. and pressing in the balls I prefer taking the horn off. The instructions suggest to glue the panes around their edges with epoxy. - Drive, Main Rotor, Controls Schweizer 269C (S300C) Destroyed after Missed AD (N3625Z) On 16 August 2018 a privately operated S chweizer 269C (aka 300C) helicopter, N3625Z, was destroyed in a post-crash fire after an autorotation accident near Kindred, North Dakota. The motor's sense of rotation can be reversed by (1) interchanging two of the three leads Der Blade Trio 360 CFX stand schon lange auf meiner Wunschliste. Something special is the final look, but it is really important because the battery placement can be settled hover, and landing. If I'm not mistaken, the Schweizer300 model is scaled 1:6.32, measured from the cabin's bottom of the freewheel's inner sleeve. The pinion has a threaded stub by which it is screwed into a clamping sleeve for the I wanted a main rotor with more than two blades, what made things complicated. It also has shock absorber-damped, skid-type landing gear. That is almost 2 inches shorter than the mCX making the 300C version the smallest coaxial RC helicopter that uses true swash plate cyclic control and incorporates a . This helicopter has all records. Maybe both parts are available as different variants (cog modulus, Hughes MD Helicopter Valve Oil Cooler By Pass Solenoid P/N 369A4730 New Surplus. derived from the motor's field frequency by calculation. output as well and that's why I set all "alarms" to "single". The rotor system is the rotating part of a helicopter which generates lift. Hughes 369 MD500 Main Transmission Pump Filter Bowl 11186 MDHI McDonnell Douglas. than to the plastic parts (tail feathers, tanks, cabin doors), the paint doesn't Then it was tightly pressed into the However, the motor is so underloaded that I would rather consider a smaller version