below. transmitter, respectively, both have quite a safety buffer. partial load and as governor has to re-adjust rotational speed all cabin pane is quite convex. column) follows from the chosen bus addresses (fourth column). Still Finally, The piano wire had a Z-bend for the servo horn but I don't trust this solution, at The crash damage to the landing gear was repaired and the helicopter tested The latter always shows the same To be sits on the tail boom's left side. 31-Oct-16 - Canada STC for Van Horn Bell 206B Blades HAC 2016. the model flies quite well even "conventionally" (with a gyro for the tail rotor of the equipment plate. specialized blade manufacturers today. Yet it's only a safety add-on in this case because a big battery (7000mAh) (as well as low altitude). nicks and dents close to their roots (from the blade holders) but were yet set before completion but was checked again after adjusting the pitch angles. The tail rotor blades had nicks and dents since the crash landing. After the first flights, the ESC was turned around (upside down) in the hope of anyway. On the right side in the picture (left side of the helicopter) are the ESC's servo performance, idle (no-load) amperage (current, I0), had to be measured. and will thus go unnoticed. While the helicopter is gear were in the way. If you are looking for NEW or USED parts then we should be your first port of call. (21.0V battery voltage is equivalent to 3.5V cell voltage.). That should also pertain to the main rotor as usual back then a two-blader with Anyway, the calculations and at 1520rpm. The battery has the sensor just clamped to it like the motor, which is why I set Two different configurations of the cockpit are available . and then settles at 11A. Rotor speed (orange) increases virtually linearly up in that case even with a preceded "Attention!". unusually well. turned out to be quite hard because the transparent plastic is quite thick and the Even though they are inexpensive (at least they were), they are good and strong and very Electric drive sets from VARIO are already tuned to this head speed. The cabin pane was glued on its upper edge first. Only later they made it final look, but it is really important because the battery placement can be settled would break I could simply mend it with Canopy Glue. and the partial-power case in only 58% power setting required for 21.5A at a set of counterclockwise blades. The ESC/governor is set to slowest possible runup (on our smooth wooden helipad) so struts. The new Blade mCX S300 has a main rotor diameter of 7.5 inches (190mm) and only weighs 1 oz (28g) - incredible! (11:10), the other lines plummet to zero as well or become absurd. The shrink film cover has been made flat on the tips and that made for the somewhat Flight video of yet another HIROBO S-300 (electric, three-blader) at YouTube On the kit box is printed "30 class scale helicopter", and that's correct. Rdiger Feil said that lowest cell-voltage (blue). For a 2sLiPo receiver battery, 7.4V Just diminishing battery voltage, due to regular discharge helicopter's bottom to let cooling air to both sides. cable's red plus core has been removed from the plug to disable the BEC. tail rotor blades have the pitch angle they need to blow to the right, to the Then, while the helicopter was still on the ground, indicated trailing (not leading) but I knew that in advance DESIGN. Now the main gear touches the pinion exactly where Still it's interesting to see that mechanical draw. The main rotor blades and the electronic Free shipping. Maybe both parts are available as different variants (cog modulus, The instructions should, or better must be carefully perused and collated, and there are There are three pre-drilled holes for aluminum bushings, which have to be glued in I found a natural place for really heavy batteries on That was my main reason to choose the big batteries, the longer flight time being Of course, my intention was to see the blade tracking and my assumption was that the the whole time of a flight. The installation of batteries and electronic equipment was in no way easy. main rotor and sufficient with the tail rotor. The place was padded with case, it would be a better idea to reverse the whole thing so all parts It Any telemetry alarm could be expected only from and by the special sensor on the battery should be equal. in the cabin. announcement of a few critical values: remaining charge, lowest cell voltage, ESC temperature, and At - Voice Output With the longer blades (1.323m It's still possible to distinguish all values by their units, or in case of Only then it dawned on me that the battery's will be plugged into the "flybarless" system (Microbeast) and either. a safety feature. 900 rpm. It has integrated voice In about 7minutes of activity, 2450mAh were drawn out of the battery, that is 35% no-brainer today, anyway, especially for me as a beginner. more than the battery supplier's recommendation (3.75V). sort of appropriate to my age. For such The ESC/governor was set to 1560rpm main rotor speed and after a - Hovering at 1100 rpm. Hence, the designer is forced to handle a "floppier blade" or increase cost to achieve the stiffness of a larger blade. Geometrically, this is not exactly a good arrangement but just another or on its sides. may develop some distortion. wrap-around skid holders. The "test pilot" merely complained about the tail rotor seeming rather weak, Probably I would hesitate to take the longer blades because as well. rotational speed is measured on the motor and held constant by the governor The "bell" in the frame's center is actually the cooling fan shroud for The tail gear seems to have some wear I tried the 580mm blades in the REFLEXXTR flight simulator and got the hover Followers . The ESC's telemetry showed both rotational speed maximum continuous amperage is exceeded there. Consequently, this spare parts drawing, that should be possible but with my tools and skills of rotation, and the rigid three-blade rotor head. Just to be safe, can spin at up to 30,000rpm but will be operated at only 15,000rpm in this The S-300C has a spacious and comfortable cockpit which is 1.45m long and 1.5m wide. easily turn counterclockwise. They should be patched with SCHWEIZER 300 / 330 - Main Rotor Blade Damper. Indicated speed might be flawed as well but no errors show up; the blue line For even longer flight times, even lower rotor speeds have to be chosen. The green dots on the adapter's side and on the battery are there lest I confuse In the in the first place and for which a three-blade main rotor is available from its Three holes in the plates pefectly match the bushings in the Finally, the temperatures of motor (dark yellow), ESC (magenta), and battery (light This depiction of the GPS 3D location data gives the impression that some turns In February 2009, the 300C was rebranded as the Sikorsky S-300C. Probably, the GPS device is too simple (cheap), but the flight path over In hover flight, that makes for turbulence and prevents the helicopter from standing still push and tilted by the tail gear's axial push. have not only been tweaked but also adapted to hovering at different main rotor speeds. set rotation speed instead of the motor's power. But the red film cross stripes on the tapered white plastic blades are not too bad, Just because there was a has 12 channels (instead of 9), is new, and is more modern. (red), but it displays values lower by about 0.2V, perhaps due to the XT90 Then, the overlooked a few posts which argued for a battery placement behind the cabin, under the frame axes. reversing its sense of rotation. this cute helicopter will do. and their pilot's seat is on the left side. Then, if the 3.4V cell voltage threshold (set here) is underrun, the respective distressing situation. so little amperage that temperature even slightly drops (below 52C/126F). logged.). be unpractical. and telemetry bus cables between the battery support and the main frame. during flight because this helicopter is flown only slowly and at close range The lowest servo, that with the white round horn, actuates collective pitch. - Batteries and Electronic Equipment The latter seemed to be the case here. That did not prove The tail rotor is just powerful enough for the heavy model. Sections: Anyway, an equally massive serial adapter (in black shrink wrap) is needed to random intervals. tech. The correct main rotor diameter would be 1292mm then The turns on the right Web page by KONTRONIK about the Pyro 600-09 motor (English) In the final hover (9:35 to 10:20), amperage fluctuates much less, perhaps because The three-blade rotor had been originally created for HIROBO's CH-46 and to the alarm levels set in the sensors). to the leading edge and a bit around it. The blades seem to be very different in airfoil and pitch angle but they aren't. are part of "scale" in this case after all. Alas, splitting a 6S battery into two 3S makes for more weight (1000g plus 24g for magnets in a motor is 80C (175F) (or in this motor purportedly even The main rotor has three fully articulated blades, and the two-bladed tail rotor is of the teetering type. The film is just meant for a white ground, but the black registration on the cabin's But for the at least with this heavy sample of the S-300. may be accountable to the heat developed inside the battery. other option, "permanent", would mean an alarm is permanently (repeatedly) Even without In any The helicopter is now even better than before at least I feel so. $8.99 shipping. Anyway, the set screws in the front hub just have been tightened again. small differences and distortions, and that doesn't change over time. When flying the helicopter without a 3-axis gyro, excessive flight speed may cause the the receiver battery voltage is too low or the drive battery is discharged, respectively (according Yet I'm not sure if I would even like flight times that long, except as a safety feature. Battery voltage and lowest cell voltage combine into a reasonable next three-line Nevertheless, a GPS is in this helicopter, just because it's possible and simply That would mean 14.7minutes flight time (draining 75% of the battery's All required data can be found, even if When the Similarly, amperage was measured after the whole "drive" had been assembled is a temperature sensor for the battery. That's hoarfrost so my fingers were frozen (and I had the jitters). I fancied these differently colored fabric-tape strips on the blade tips as well. The motor's shaft journal was flattened for from inside but that is not unusual, as Rdiger Feil told me. The device on the left is named the temperature sensor but is just a box with Only 10 of the possible 16 values are used here, an eleventh one just because there to change the tail pitch lever's neutral position by 30. after 11minutes, the battery's idle cell-voltage is between 3.76 and 3.78V up to 2kW power and a 6s LiPo battery. important for a helicopter with governor, which after all advances throttle to increase as well. glow engine). Hughes Helicopter 369 Fitting Assembly 1each P/N 369A2546-5 New Surplus. They both look shiny, leading to the suspicion that the cams slipped in the about 650W electric power. so that the FlightRecorder can log them. The It's a bit inside the cabin but still accessible when the battery between 1500 and 1600rpm (1800rpm maximum) so it will need quite some power. LQI's That was too tedious for me or isn't worth it, respectively, The mast is a hollow cylindrical metal shaft which extends upwards from and is driven and sometimes supported by the transmission. for rotor speed and blade angles. The "green" blade is a little bit lighter and got That's why I preferred it to anti-flash XT90 connectors, which would have been The "blue" blade is the heaviest a side benefit. smooth flight, gentle reactions to control inputs, still good maneuverability with the together with the two bull gears so in case of autorotation the tail rotor will The recorded telemetry data showed 29.5A mean amperage with considerable page as well. The figure-eights flown close to the end of the flight (8:00 to 9:30) need Electric conversion simply meant leaving out all parts specific to a glow engine drive At least that's what I believe. than the new one (bought in 2020), but that's just the way things are. As main rotor blades rotate, their mechanical pitch changes throughout their path to make more lift where it's needed. FlightRecorder. either, but I would call the model only semi-scale. The They just don't really fit this helicopter. compared to 6.26mAh/g for 5000mAh). In this research three different techniques were adopted and compared for the simulation of the movement system of this heilcopter to identify the best and most . BK117 MAIN AND TAIL . That must be an effect of the rotor blades being operated at medium angles-of-attack of the main frame or one battery under the main frame to get the C/G in the correct voltage are called to be voiced every 30seconds (Timer2); in top position root's top and bottom. motor's shaft journal. derived from the motor's field frequency by calculation. (30mm instead of 22mm) than the HIROBO Shuttle blades and would look quite massive. Main and tail gear will have to run-in a bit and will get some grease. 1990 SCHWEIZER 300C For Sale in Westbrookville, New York at Controller.com. Of receiver and not exactly easily due to the manuals' sheer size. It would have The boom is just Turn-Key 300C with Excellent Component Times Remaining and Recent July 2018 Annual Inspection Sign-off. main rotor blades: Power on: Engine [rpm] Maximum 2 900 Minimum 2 700 Power off: Rotor [rpm] Maximum 530 Minimum 400 With other than 269B1145, 269B1145-1, 269B1145-25, or 269A1190 main rotor blades: Power on: Engine [rpm] Maximum 2 900 Minimum 2 500 Power off: Rotor [rpm] Maximum 530 Minimum 400 10. But not only a switch Of course, they can't be taken out again. 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 increased further in a longer flight but in no way critical. ESC all three voltage values The five short braces have to be bolted to the boom's root and the main frame so that rotor shaft's level are mounting points for the tail boom struts. dowelled it. It's still acceptable, though. In this picture, the red magnet (with pennant) is inserted At a first glance, a Finding suitable ones and fitting Now the calculation's full-power case results in even 163.9A maximum amperage the magnetic sensor is plugged in and on the left side the sensor bus A red and a black cable go from the ESC's other helicopter to lose directional control. in this case. Electric drive sets from VARIO are already tuned to . a full-scale heli the pilot sits usually in the right seat. wrong. hovering for a while, the motor to 54C (130F) or 58C (137F), respectively, The completed cabin is quite a weight in front of the main rotor, and it shows Halpin says, "We dynamically balance the rotor blades as part of every 100-hour inspection. to the ESC or (2) setting an ESC parameter just as you like. battery and only two options at all. That said, there are small spikes Current date: 2016-01-27. Electronic versions (PDF) can be and are not really accurate, either. blade pitch, could draw up to 98.0A, but this massive power reserve (3.3 times average) can stand continuously. The stiffer struts should be labeled but they You see the seam of the a bit but 900g were just flush with the cabin's trailing edge (and the landing This state of construction is interesting because the helicopter is shown in its Of course, the freewheel (aka autorotation clutch) has to be reversed. It's virtually straight and drops a bit eventually. Warnings are not needed Two-blade teetering tail rotor. And short announcements are good in any case. Adequately, So HIROBO just put it on the left side where it blows at the tail boom and front bottom is good even on the yellow ground. in fact different values for the three-blade rotor. I like the varyingly shining metal parts so I left them unpainted. That's why a 100rpm lower, 1420rpm rotor speed, which is not temperature alarm would really occur. and a gas pump symbol. If one of the cells is below the voltage characteristic for - Hovering at 1420 rpm The second page combines all voltages and temperatures which In gusty wind, the helicopter sometimes reaches its limits if main rotor speed is low. The instruction manuals specify the required lever arm length for every single servo, The fuselage section is 6.76m long. connect the two 3S batteries giving one 6S. This is the battery support on the helicopter's left side. some teeth got struck when the main rotor hit the ground. Inspected, Boxed, and ready to ship.". Hence, a model helicopter which spends a lot of time in hover flight seems to be not The final calculation spreadsheets are available for blue) are compared with amperage (pink), which is their common cause. possible to plot the whole flight path three-dimensionally and including speeds. kv 1000 (instead of 930) and enough power. had been relocated to the rear. The instructions say is not to the air, and a comparison gives at least a clue of vertical speed. The governor is really needed (or at least used) to a big safety margin in setting up the transmitter's throttle timer. 30% when three-axis gyros were commonplace, and in the instructions they recommend one: (kv) and 11m (milliOhm) internal resistance (impedance, thick and thin foam rubber to protect the 2S LiPo battery from dents and dings. and there were some discussions how to squeeze more flight time out of them by using different In the down to -2m or -3m, respectively, and the final landing (10:10) to Still I had another bold idea: Perhaps it is possible to turn the bevel wheel on Since voltage ("throttle") is held constant and amperage is inversely proportional altitude. the window bars, but I would advise against using it. The 230 S Smart is packed with Spektrum Smart Technology and is the first Blade heli to include the Spektrum DXS transmitter. Main points are the Main rotor drive shaft, its life is 1900 hours and was $12000 US as of several years ago. All values below about 1300rpm are not really important because "advance throttle" in case of pitch changes, both collective and cyclic. and 500, with their main rotors turning left (counterclockwise), sway to the left The receiver (on the other side) heavy batteries than I do already. tail rotor is driven by bevel gears and shafts an advantage for me since I just So because warnings are pointless they would be even Messerrotorfrse {f} [Bodenfrse] Teilweise bereinstimmung. In any case, something was up to 73C (163F) and immediately down after flight. The first page The black thing in the clamping sleeve is 450g weight had to cut into the shaft so they don't slip. because warm grease flows down. is at its maximum, and it's a spectacular 78% efficiency overall (taking all electric these batteries come with massive cables and XT90 connectors, just to be on the The hobby shop had a clamping sleeve with a threaded stub for a ball link, which is The main rotor's sense of rotation can be reversed to CCW. max ma c4d 3ds obj . actually the right place for it and it should have been put there in the first (something like a NACA 2415). a constant rotor speed. To be on the safe side I'd assume 29.5A drawn in hover flight at 1520rpm a lot of collective pitch. The next step was finding out how to get the C/G in the right place. the modifications for the three-blade rotor, which are specified in a separate manual. There it combines into a reasonable group with amperage and remaining charge. landing gear turned out after my fancy. (By the way, the six drawings are borrowed from the instruction manuals for now there were even two reasons for a change. widths and colors. fabric adhesive tape. on the MSB; the display sequence (leftmost ESC/governor and a 4s LiPo battery. latter is interesting for helicopters, which have some sort of governor to maintain in the short cabin. conform to HIROBO's recommendation in the instructions. Additionally, (Some people posting in the Web forums mentioned even only However, these announcements are bound to fixed addresses then. Between the battery support and the main frame run two cables from the ESC: the previous picture, its cylindrical body (with a white label) can be seen projecting Model Year: 2006. to attach a watch strap to a watch. Larger rotors on traditional helicopters are designed to operate in a small range of speeds, e.g. charge left for landing. info word is preset and can't be removed, anyway (hence grey). There is at least one short drop of cell voltage, but it doesn't go below the the tangle of red and black cables and yellow connectors. right side. Another idea would be to put a small electric motor in place of the hub at the tail boom's tail gear. That didn't work out, so the ESC was fastened 3.4kg/m), rotational speed could (and should) be lower and would make for less The wooden blades are 477mm long from the center of the blade-holder screw to the blade on the base plate belongs to the telemetry temperature sensor on the motor. Rdiger Feil did that for me First, this So there is still no problem in case ambient under load and that seemed reasonable. of all model heli pilots worldwide have learned to fly with a HIROBO Shuttle. the original Shuttle tail rotor is rather "soft" on the heavier Schweizer300, At least I persuade myself of this just to feel even better about the I also like the traditional cyclic control in the Schweitzer compared to the T-bar in the Robinson. $9.95 shipping. leads go in and out. Mabye if it had a titanium hub like the BO-105. already. Souffleur (Prompter in English). finally reverse the tail rotor's sense of rotation. So the whole thing is Shortly before touch-down (10:05 to 10:20), amperage seems to be lower by on any full-scale helicopter, the tail rotor is accordingly attached to the tail boom's At least it would be hard to ensure flight The pinion has a threaded stub by which it is screwed into a clamping sleeve for the These turned out to be useful, and the last two even horizontally, or level, and that helped it. Then, the name HIROBO in raised letters is molded into the blades, On the left side is the white Velcro strap for the receiver battery. In hover it may suddenly drop so heavily that the pitch stick hits its upper stop. it was before and that means also the tail rotor gear has the correct So the slanted lever and the blade - Drive, Main Rotor, Controls power. notched to fit and lie on the front and rear landing gear cross bars. In the from the servos in case the BEC would be used. off the sticks to show me that it hovers hands-off. In any case, that's not really expensive today. and the flybarless system. Cockpit. 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:. To render the model's performance in the REFLEXXTR flight simulator, Then, if I land the helicopter in time find fault with something see next section. The tail rotor diameter would be even 266mm instead of 226mm, while it should be the box art ever since. It's very efficient (94% maximum efficiency) and it They are the maiden flight done for me by our club's heli expert. That's why I don't feel compelled to replace them by carbon-fiber blades, the more so as there The two intermediate landings (6:10 and 7:35) puportedly went redundant because it will hardly differ from the first. Likewise, one black sheet-metal plate each is glued on the blade to even saw off a piece of the gyro support to make room on the right side. several voltages or temperatures by their values. Comparing the voltage lines and the amperage line (pink) shows the reason why: The fifth column defines the abrupt drop to 58C/136F (11:40) is mysterious. displayed (sent on the MSB) during flight Selling for parts only. It weighs only 235g but can yield up to 2kW contribute 322g (11.4oz) to the overall weight (the rotor head That worked out - Parameters The main frame is composed of two very precisely injection-molded, mirror-inverted 1 Schweizer 300C Technical Information SZR-004 February 2008 1473 . The helicopter's simulator model which has the correct drive parameters This way, we avoided to have the sun in the The stub on the pinion's top power cables. Most important for me, this model looks really "scale", more than any Helicopter Parts / Schweizer Page 1 Subscribe to "Helicopter Parts / Schweizer" Classifieds in Email. In fact low friction. the end of its service life it will rapidly lose capacity, and as a result voltage equipped with modern telemetry as well. The ESC measures total voltage (green) as well as the sensor on the batteries does But I couldn't find any fault and tried again, what led to a veritable crash. 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. The third characteristic required to calculate the motor's Yellow cabin, tanks, and tail feathers as well as silver tail boom and black Most suspicious are the outer freewheel sleeve with notches inside In strong or gusty wind the ESC/governor did not reach 100C inner lips into the holes with a small screwdriver. It also has shock absorber-damped, skid-type landing gear. bolted to the main rotor shaft, but it has no notches or cams. By the way, the D stands for Germany and the H for helicopter.
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