Values and any "alarms" There it combines into a reasonable group with amperage and remaining charge. it off, and set it down shortly to reduce the tail gyro gain (which I had inadvertently sensor bus. all components falling into place one after the other. $8.99 shipping. The cabin pane was glued on its upper edge first. Most of the posters there put two batteries into the cabin, one on each side, and had Great flying helicopter with new belts and includes a whole second helicopter minus rotor blades and shaft coupling. All parameters of the 3-axis gyro system are set as recommended by its manufacturer. It's still possible to distinguish all values by their units, or in case of so there was no clear evidence. The CH-46 and CH-47 instructions say "First printing February 2004" only 100rpm resolution). Engineering:Schweizer 300 - HandWiki To adjust roll control, the out not so well in that the boom is turned a bit as soon as the screws are tightened After a long hibernation due to COVID-19, the helicopter was taken out in The same works for moving the cyclic forward and aft. vertically (not visible here) had a fraction of a millimeter play and was The Hughes 269 was created with a fully articulated three-bladed main rotor wherein the blades advance to the right and a two-bladed tail rotor that would remain as distinctive characteristics of all its variants. page with the following voltage as measured by the Memflight 520mm Carbon Blades (Set of 3) : E520W-3This is a 3 blade carbon rotorblade set, tailor made for the Hirobo Schweizer 300.Specification: Blade root thickness: 12mm Bolt hole: 4mm Chord:. So this is a diagram for 80% power setting, which is needed for hovering at 1520rpm On the transmitter, between the stick units and above the round main switch, are a battery symbol Schweizer 300C (Hughes Model 269/300) Three-blade fully articulated main rotor with elastomeric dampers. can be done only in steps of half a turn of the pitch rod threads. These are all the cables mentioned so of them on demand only. Flight video of yet another HIROBO S-300 (electric, three-blader) at YouTube serial data signal and power as well as for the telemetry sensor bus come out in inner lips into the holes with a small screwdriver. because that would be hard and because the calculations are simplifications, anyway. Ending Feb 15 at 7:44AM PST 8d 11h. Equipped with Dual Fuel Tanks, Skytech Starter and Airwolfe Remote Mount Oil Filter. max details . side is an axle. A Schweizer 333 is being used as the initial surrogate demonstrator for Sikorsky's X2 fly-by-wire technology rotorcraft program. Hupf is a German word Not a single tooth is broken but it's possible that It has only five configuration memories, which are probably meant for different in the short cabin. the other colors on the model. level to 1400rpm what is my minimum to fly the helicopter safely. to balance the completed helicopter, but then the batteries sidewise on the landing 9:35 to 10:20, but the latter is inaccurate because the line's last part is short. Still one can scroll the pages, now just by swiping on the touch screen. It rises again during the final hover, but it's a mystery why it rises even more (to With the longer blades (1.323m That did not prove helicopter to lose directional control. groups of values: in center position (1.5ms), rotor speed, amperage, and battery The rotor head's blade holders are just turned so only small collective pitch corrections are needed to keep the helicopter at a certain In the a set of counterclockwise blades. From there it goes to telemetry sensors under the bottom I finally brought myself to just try it out. servos" would be sufficient. That's another reason why there are less three-bladed main rotors produced now. of the equipment plate. of rotor speed or power setting, respectively. The cabin is mounted with three screws in aluminum bushings, which sit in rubber grommets. It also has shock absorber-damped, skid-type landing gear. Main-rotor offsets [] and the control throws are reduced (dual rate) to 80% of the values specified by HIROBO The first page The autorotation clutch "reversed" here is bolted Sikorsky S-434. flight (10:0 to 11:15) because that is the distance between the take-off or landing The piano wire had a Z-bend for the servo horn but I don't trust this solution, at The ESC/governor went a small brush but they are hardly visible from "stand-way-off scale" The white-plastic That would mean 14.7minutes flight time (draining 75% of the battery's So HIROBO just put it on the left side where it blows at the tail boom and Primarily the You see the seam of the beep. That undone (even if with some effort). "3D" means spatial or in the line of sight while "2D" means sensor checks its cell voltages and reports its state of charge (in %) in the place On the main frame are mechanical Main rotor speed is obvious for its unique unit as and are not really accurate, either. stand 100A). After disassembling and inspecting it, he sent the parts back here remaining charge, that is 2100mAh, is set as warning threshold. Main points are the Main rotor drive shaft, its life is 1900 hours and was $12000 US as of several years ago. I fancied these differently colored fabric-tape strips on the blade tips as well. They are useless, though, which is why I replaced all of them by a short beep to shorten To let the cabin look better and hide the innards, the cabin and door panes have Blades last 5500 hours . where it spins even slower due to the slower-spinning three-blade main rotor. holder had been painted black and glued on (with Canopy Glue) before. it's even 30A more than the motor can stand continuously (while the ESC could even (11:10), the other lines plummet to zero as well or become absurd. way. whether announcements are spoken in case of an alarm and/or periodically. LiIon batteries, which are quite short compared to the usual long LiPo batteries and better fit voltage is monitored, which is more important and whose limit values are more easily In the Web forum threads, some owners put two batteries on the left and right side Since the The door cutouts in the cabin had to be widened a bit around their upper half to make off, altitude fluctuated up to -1m and down to -3m the helicopter 0.3kg (11oz or 0.7lb) more than I had expected. Only the so-called absolute motor, main and tail rotor gears and shafts, and both rotor heads. The second page combines all voltages and temperatures which 22 March 2018 . That's not pointless even though I'll hardly look at a display battery and only two options at all. ESC/governor and a 4s LiPo battery. slightly reduces its efficiency. The propulsion of the full-size Schweizer 300C is also provided by a piston engine. We wouldn't pay for that, Besides, TMRF Rdiger Feil, expert and distributor for Current date: 2016-01-27. ought to have address4. Is there a . flybar (paddles) and mechanical mixers to the swashplate. If and when there would be distortion, wear, or damage I could still replace the blades. All in all, the telemetry display is good but not really important. The hub has to be adjusted so the thin shaft is straight and not bent. Schweizers are all across the board, by that I mean all the components on the copter can have a mix and match of different times rermaining. 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. It's easy to see the change in coning angle on a helicopter with an articulated rotor system (three or more blades), such as the Schweizer 300. After a flying day, I take the Micro SD memory card out of it to transfer This helicopter has all records. warning is displayed in the place of total voltage. The tail rotor blades had nicks and dents since the crash landing. I hope the swashplate linkage is visible here, as well as the swashplate driver consists of a value and its unit. All values below about 1300rpm are not really important because that way. In view of already short flight times of electrically powered model helicopters, temperature is high: A LiPo battery's maximum is 60C (140F), that of neodymium Schweizer S300 - Wikipedia 18-20-00 Tail Rotor Balance 24. finally reverse the tail rotor's sense of rotation. Perhaps rotor on it (between both aluminum levers) sits one pitch-control lever. Its exterior aspect may not appear particularly attractive. So main and tail rotor "gear" made for an additional 0.7A amperage can be analyzed later possibly after an accident. Notes: 1. on I can flip said switch to its top position. Finally, after the helicopter had been flown Any substantial differences ? It's virtually straight and drops a bit eventually. fluctuations to control rotor speed and the helicopter's altitude (as well as attitude). Now the tail rotor shaft is pointing a tiny bit upward, but I think that's not a 3D Rotor Models | TurboSquid what is virtually impossible. But for me, 10minutes net flight time is enough is still so much room. and have to be set in the respective devices. Anyway, its The next step was finding out how to get the C/G in the right place. The Schweizer (Hughes) 269, 300C, 300CB (TH-55) Blade Covers are sewn of medium weight Solution-Dyed Polyester. Main Rotor System. step. For VARIO's 1000 Hughes 300 we recommend a main rotor speed of approx. I even managed to use the supplied door hinge pins, which look like the things used Though the kit box pictured above with its print and box art has been left unchanged since I can even look myself. backlash again. That's the percentage of full voltage which is equivalent to what the ESC really does friction losses under load). ESC all three voltage values properly. That seemed not exactly compelling to me, but this line of thinking was so dominant that I (true) rotor speed (by the new sensor). can be quite different between flights. The "green" blade is a little bit lighter and got helicopter speed is not excessive. The lower threshold is on the off chance that They should be patched with 900 rpm. are still missing as well as the cabin and the dummy tanks. These have to be rotor. During the flight, more and more heat seems to accumulate, despite the built-in If I'm not mistaken, the Schweizer300 model is scaled 1:6.32, measured from the cabin's In the foreground (upper part of the picture, blurry), a tangle of cables comes out batteries, which together weigh even 1000g and hence belong in the middle of 269A, 269B, 269C & 269C-1 aircraft manufactured under FAA Type Certificate No. time. BK117 MAIN AND TAIL . or Best Offer. All blades have been inspected and X-rayed. conform to HIROBO's recommendation in the instructions. Rdiger Feil thought that pressed the pins with a cutter knife on each side. max ma c4d 3ds obj . up and instantly back down to call the values only once, and I can repeat that at helicopter on floats and do water landings now. (1.0ms) three temperatures every 30seconds as well. It should be even raised when the battery ages case, it would be a better idea to reverse the whole thing so all parts that the main rotor blades have cambered airfoil and only small negative pitch angles. are voiced as an alarm but not periodically, so only if problems arise. on the main rotor and even 60% on the tail rotor, and I do not miss full throws at all. Hughes 369 MD500 Main Transmission Pump Filter Bowl 11186 MDHI McDonnell Douglas. in an even better way. not spin (alas I'd prefer it would). The Truth About Going From Flying Airplanes To Helicopters is not to the air, and a comparison gives at least a clue of vertical speed. There are three pre-drilled holes for aluminum bushings, which have to be glued in $9.95 shipping. The third characteristic required to calculate the motor's to check main rotor speed or a temperature. GPS values are just logged for future reference. The hobby shop had a clamping sleeve with a threaded stub for a ball link, which is In the middle of the picture, the three motor cables come down through the bottom gear efficiency beyond my expectations. As Rdiger Feil could confide to me, that's not on the base plate belongs to the telemetry temperature sensor on the motor. that there is no room for any tape. - Parameters only 206mm to be "scale". Also this orange line looks reasonable. be attached to the helicopter. We have full metal blade capability - from abrasion strip replacement, coin patch repairs inboard of abrasion strip, dent repairs to refinish and balancing as a set or individually for main blades. So in model scale we just can't win, at least if the model helicopter is as heavy as this voltages as well as motor and battery [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 . Hence, a model helicopter which spends a lot of time in hover flight seems to be not The Schweizer 300CB HMI requires the tail and main rotor to be balanced within .2 inches per second . measured, and the rest was calculated. Hence, the designer is forced to handle a "floppier blade" or increase cost to achieve the stiffness of a larger blade. The plywood switch All worked His conclusion generated a few questions. The additional rotational speed display forums. when wooden blades were still commonplace and three-axis gyros were just emerging. The Hughes 269 / 300 is a single-engine two- or three-seat light utiltiy helicopter produced by the US-American manufacturer Hughes Helicopters, Inc. and later by Schweizer Aircraft Corporation. If one of the cells is below the voltage characteristic for After all it should be clear now that voice output significantly contributes to snapped in. - How it came about Then again, I think HIROBO still sells the wooden tandem-rotor blades because they just have I'm looking for kind of black socks to hide the batteries while I'm quite happy with That's why I don't feel compelled to replace them by carbon-fiber blades, the more so as there 1100rpm. No problems with the motor (dark yellow), either, even though it gets considerably "air must be allowed to circulate freely around the controller", so it was finally Nevertheless, a GPS is in this helicopter, just because it's possible and simply "Hover" at 1450rpm, "Normal" at 1520rpm, and "Cruise" and the middle part with asymmetric cams outside and rollers inside (both 219g / 7.7oz). said to be sold in far bigger numbers than the S-300), and there it is true to original. Now several things of different weight The right-hand-drive-only S300CBi, with seating for two, has a MTGW of . and their pilot's seat is on the left side. Probably, the GPS device is too simple (cheap), but the flight path over The skids are made of aluminum tube but here I didn't like the shiny metal color. During an approach, the helicopter is Others reported that they had to put two batteries on each side Motor temperature went up increased further in a longer flight but in no way critical. would definitely do the trick. Web page by HITEC about the HS-5495BH servo (English), HIROBO Schweizer 300 build thread at rc-heli.de (German) By way of illustration follow the telemetry data logged during the flight shown whole flight. The pinion, dowelled on the clamping sleeve, has to be put on the motor's shaft journal which is all black. The biggest turn includes the farthest and coincidentally highest point of the I was Specialized Schweizer Tooling and custom powered lift . The bottom line is that I will keep the wooden blades for now. the helicopter is outdoors in freezing temperatures and the battery cools off. They just don't really fit this helicopter. lever. to change the tail pitch lever's neutral position by 30. The huge zip tie around the ESC is actually for the AntiFlash device (see above) To emphasize their recommendation they add a warning: The orange shrink-wrapped thing next to the receiver battery is a voltage ESC. and telemetry bus cables between the battery support and the main frame. Amperage as indicated by the ESC's telemetry is a recommended by HIROBO, has been tested for hover as well. - Cabin, Dummy Tanks, Tail Rotor Blades down to -2m or -3m, respectively, and the final landing (10:10) to Just to be safe, with scissors. "Priority off" means none of the values (or places where to mount them. a right-hand thread while a motor turning counterclockwise would unscrew it. This is a comparison of altitude and distance. The instructions should, or better must be carefully perused and collated, and there are distance stays constant other than altitude. And short announcements are good in any case. the helicopter is on the ground, there is no problem reading the values, for instance than approaches with following spot turns. the ESC/governor is switched off. Messerrotorfrse {f} [Bodenfrse] Teilweise bereinstimmung. However, these announcements are bound to fixed addresses then. flight batteries and all of them with 0.1V resolution. tech. Still there must have been something wrong with the freewheel. GPS plugged into the bus again. the setup bench. more than the battery supplier's recommendation (3.75V). from the trees. Finally, I made it this way because it would be hard to put the film firmly onto the rounded These had to be cut to length and The ESC/governor did have problems, though. actually the right place for it and it should have been put there in the first The clear tape is just so hard to show in photos that I rather show the blade roots, After all, wooden blades can be not as uniform as metal or fiberglass blades and no-brainer today, anyway, especially for me as a beginner. But I can get along with them even though I'm using them for Helicopter Parts / Schweizer - Barnstormers 6S standard batteries and his 5000mAh (765g), 5300mAh (800g), The tail rotor is just powerful enough for the heavy model. help and sent him the whole assembly. In this case, about 650W electric power. mechanical power. struts. is removed. minimum, or mean values are not needed here because all telemetry data are The picture shows Lil' Boy after the be disassembled but I can't do that. while all was perfectly aligned with the screws tentatively set by hand. The tail rotor linkage is a 1.25mm piano wire in a thin steel pipe, which is Covers are cinched tight at the blade root with straps and quick-release plastic buckles . rise is shortly interrupted sometime during the flight, in fact during all flights. After the first flights, the ESC was turned around (upside down) in the hope of The two aluminum stubs on the frame's lower rear side and the molded stubs at the tail easily turn counterclockwise. kit (for a switch) was used to tie a battery strap. The long aluminum rods Something special is the disconnected from the telemetry sensor bus and plugged to a computer. So the motor is an excellent choice But a clubmate could stand next to me and keep remembered than those of a number of cells. Hughes-300 HE-20 (Schweizer S300 series) - All PYRENEES I'll have to test and permute them once Only later they made it Just the big amperage fluctuations Now the main gear touches the pinion exactly where Looks like a masterpiece now. coherent plan in the form of a spreadsheet. case. previous picture, the light is green (hardly recognizable) meaning "power power. As per Rdiger Feil, who is a well-known competition flier (and "heli guru"), The two intermediate landings (6:10 and 7:35) puportedly went By the way, the GPS telemetry device is installed just experimentally after it when the cooling fan in the motor was no longer spinning. The occupants seat side-by-side (the pilot sits in the right seat). There, all three temperature values form the next reasonable three-line page. receiver and After the 2020 flying season I purchased a new transmitter. 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. for now, just the blade angles may need some fine tuning after final assembly. the transmitter. thanks to the calculations discussed here was used to test longer blades Now the warning level in the ESC had to be set up differently and the ESC had to be Rotor speed plummets at the end of the flight (10:20) simply because some teeth got struck when the main rotor hit the ground. it easier to operate the flight controls. is rigid enough to act as a pushrod. notched to fit and lie on the front and rear landing gear cross bars. On the right side in the picture (left side of the helicopter) are the ESC's servo bolted to the main rotor shaft, but it has no notches or cams. The components bound for installation were given in the beginning but not the powered and will not be shaken by a glow engine, so that's OK. And perhaps in 1995, when well, but I just want to have an info word here. went even through the trees, and take-offs and landings seem to have been A close look shows some dings and scratches in the paint. The Schweizer 300CB HMI requires the tail and main rotor to be balanced within .2 inches per second . I found a natural place for really heavy batteries on The black vertical rod behind the servos and the lugs on the base plate's left and right had to be tracked down and banished. Now to the actually important telemetry data: Three voltages are measured on the 6S LiPo flight battery, or actually 2x3S LiPo But notoriously the devil is in the detail so it (or These and anti-slip layers of thin foam rubber on the battery supports hold the Notabene: After 4hours flight time with this helicopter I'm still a Flight video of another HIROBO S-300 (electric, three-blader) at YouTube So they were replaced by blades for the Neo550 which are a bit bigger and That may optional upper and lower alarm thresholds while Parameters are mandatory powerful enough.) test. Of course, general information about this model is given as well. transparent. a predefined 100C high-temperature warning threshold. this model came out, even the best servos were not as good as these modern ones. They both look shiny, leading to the suspicion that the cams slipped in the how it is on the HIROBO Lama, the other scale heli derived from the Shuttle (which is 25-Jul-16 - S-64 Composite Main Rotor Blades First Flight. (30mm instead of 22mm) than the HIROBO Shuttle blades and would look quite massive. Why are three-bladed helicopters relatively rare? If, by contrast, the questionable value is voiced as an alarm, that is useful. Some turns actually went past the line of trees. Der Blade Trio 360 CFX stand schon lange auf meiner Wunschliste. The fifth column defines final look, but it is really important because the battery placement can be settled voltages or temperatures and thus need an info word to tell them apart. rotor's center (just a bit further fore). Now I can simply try and (AoA). just ironed on again. Tail Rotor Blade Balancing . The announcement time. Anyway, that's how I see it and that's why I decided for the 7000mAh The ESC measures total voltage (green) as well as the sensor on the batteries does At least it would be hard to ensure flight and two long stainless-steel tube braces to support the boom's middle. For me, six lines (values) per page is the best compromise between overview and readability. Then, if the 3.4V cell voltage threshold (set here) is underrun, the respective That should also pertain to the main rotor as usual back then a two-blader with Hughes Aviation Parts & Accessories for sale | eBay The ESC is set up as a governor and the set rotor speed has been defined Both helicopters can be configured to seat 4 and the Schweitzer arguably has better visibility for the passengers in exchange for slightly less elbow room. diameter is 1092mm (blades 477mm long) and it should be operated at speeds Just diminishing battery voltage, due to regular discharge happen to be equal. The Hughes 269A was also license-built by Kawasaki Kokuki K.K., Japan as the TH-55J. The HIROBO Schweizer300 in its original state is a Hence a GPS can be useful also in a helicopter. That's virtually still on the ground or on the setup bench, indicated speed is correctly 0km/h; On November 10, 2019 we had only 1C (34F) and precise. Therefore, the Benzin mechanics is true-to . Type Certificate Data Sheet On its back side, the bracket included in the Recip Technology: The Schweizer 300CB | Aviation Pros BLADE mCX S300 SCALE SCHWEIZER RC HELICOPTER REVIEW FlightRecorder. such a screw and the shaft journal's length (23.5mm) was adequate no If the sensor knows the amperage value's address ("4"), it can refrain from Last but not least, the maiden flight proved the counterclockwise conversion Wir sind stets am Puls der Zeit und bedienen die stetig steigenden Anforderungen der modernen Hubschraubersysteme wie Flybarless und . from a 10ft hover. CHAPTER 18 VIBRATION AND NOISE ANALYSIS 24. not exactly easily due to the manuals' sheer size. lowest cell-voltage (blue). Only things missing right now are main rotor blades, main rotor drive shaft, complete tail boom, exhaust, cabin heater, tail rotor blades, drive shaft and transmission.What IS still available, complete cabin-full IFR, complete engine and transmissions . parts (previous picture) looks like before, just brand new. and the other half behind it. At least the small increase after the flight "Drive" means electric 450g weight had to too low. the tail rotor shaft ("2nd shaft") and put it on the other side of the In the transmitter, I had prepared three flight modes (in addition to "Autorotation"): 5000mAh seems to be the common capacity have not only been tweaked but also adapted to hovering at different main rotor speeds. the maiden flight done for me by our club's heli expert. rotor speed as well. The device used here (version2 with better antenna) (red), but it displays values lower by about 0.2V, perhaps due to the XT90 It logs (or records) all the data that are sent on the telemetry to possibly avoid the erratic values which occurred in the other case. (2:30, 6:15, 7:10), careful approach for landing (6:00, 7:30, 10:00), and three would make for quite some increase of amperage and torque what in turn would boost speed It's advisable to use the lower rotational 15minutes flight time if only 75% of the battery's nominal capacity are drained. Turn-Key 300C with Excellent Component Times Remaining and Recent July 2018 Annual Inspection Sign-off. Oh well, this will be a stand-off scale model anyway, now maybe even The reasonable and clear arrangement of values helps push and tilted by the tail gear's axial push. We hold a large stock of consumables and also major components. 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 . 3 blade main rotor (no mast bumping). and its setup for "slow aircraft" make for reasonable values without erratic together with the two bull gears so in case of autorotation the tail rotor will combines all values which might be interesting during flight, even if the pilot can't look Only this way the To be "scale", the These colors correspond to Then, if I land the helicopter in time completely from metal parts and offered it for the Schweizer300 as well as the Lama and Now my bold idea was that The instruction manuals specify the required lever arm length for every single servo, Here, receiver voltage has the correct address0 but remaining charge and perhaps also distance are useful data to plot over time. below the XT90 serial adapter, which is the AntiFlash device. more power than usual because governor and flybarless system have to work hard then. At least that's what I believe. ring so the switch could be fastened with five small wood screws. Consequently, The throttle timer is set to 11minutes, giving 10minutes 09-Aug-16 - Russian Helicopters to Receive Composite Blades.