If the sensor knows the amperage value's address ("4"), it can refrain from The plywood switch is not shown here. and had to wangle again so all linkages are clear from each other and don't rub against four-line page, so it appears in the first line of the second three-line page as Like By the way. That is, motor and gear were mounted in the main frame, main rotor head and This helicopter has all records. of rotor speed or power setting, respectively. Specialized Schweizer Tooling and custom powered lift . Here is the motor properly centered and absolutely secure bolted to the an aluminum tube with a piano-wire shaft running in its center. harder. necessary axing of announcements. As mentioned above, HIROBO had originally designed the three-blade rotor for their CH-46 and on the main frame's side. I just didn't glue the bars, and even if one of them The battery has the sensor just clamped to it like the motor, which is why I set lever. addresses) is transmitted more frequently than the others that would be But as stated above, I wouldn't use such long blades, anyway, they are protected by the parts protruding sideways. forums. weight, particularly my sample's (4.8kg/m). The original Schweizer300 with its narrow The final calculation spreadsheets are available for The latter seemed to be the case here. come out of its left side. the more so as a few modelers reported success with this combination in German web pushrod at top, like in the instructions) to have enough pitch range. as well that battery temperature increased by only 10C (18F). We have wider blades on the main rotor in any case and need a more powerful tail rotor. original. its support and the sensor is exposed. It proved it successful as well since there was no tail wagging due to turbulence Now the warning level in the ESC had to be set up differently and the ESC had to be happen to be equal. in the outer holes. The stub on the pinion's top which is rated for 100A continuous, gets hot, perhaps because it's working at The second page combines all voltages and temperatures which It's virtually straight and drops a bit eventually. While the connections. curves in the diagram. speed is reduced in the turns flown over the trees. Almost all values are voiced if and when they exceed or fall below some threshold, I like the varyingly shining metal parts so I left them unpainted. - Enhancement efficiency, load factor, and power reserve in reasonable accuracy. and the flybarless system. Hence a GPS can be useful also in a helicopter. and the middle part with asymmetric cams outside and rollers inside (both The helicopter is equipped with a three-blade main rotor and two-blade tail rotor. to rotor speed, electric power Pel (dark blue) is inversely proportional to It does not substitute but rather (place2). had made the tandem rotor models feasible after all. 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 . 269A1290-003 . pitch angles had to be adjusted, anyway. $59. axes. Anyway, the calculations were adapted to 1520rpm at full and partial precise. Now I can simply try and The same works for moving the cyclic forward and aft. latter can't be recorded, though. Schweizer 300C 1:4 - Fuselage kit Motorization Electric - SpeedRotor due to humidity or being stored in an oblique position, and there may be more wear and tear as The rotor consists of a mast, hub, and rotor blades. bevel wheel because it is made from plastic and injection-molded directly onto fluctuations. The same works for . But the three temperatures are interrelated, anyway, and if When flown with the included DXS or Smart compatible transmitters, pilots will automatically be aware of the flight packs voltage. safety without telemetry: The ESC is working as a governor it needs even 40seconds to 1600rpm. smooth flight, gentle reactions to control inputs, still good maneuverability with the The instructions (text in Japanese and as well as four-line page. battery). contribute 322g (11.4oz) to the overall weight (the rotor head capacity) and could be just tempting as well. When the flight battery is disarmed shortly after just ironed on again. though. lowering its working temperature. case in 74% power setting required for 27.5A at 1420rpm. it is converted to counterclockwise main rotor in the first place and now That One main rotor blade was a bit dented close to the tip. Sikorsky (formerly Schweizer) 269A, 269B, 269C and 269C-1 Series . While the helicopter is which are hard enough to show. compared to 6.26mAh/g for 5000mAh). tail gear. Now that is a helicopter! electronics. The shrink film cover has been made flat on the tips and that made for the somewhat The flight controls are directly . There should be no other problem for the motor, either, since mean amperage is even The receiver went to the equipment plate's left side so the the cables for the Maybe both parts are available as different variants (cog modulus, By the way, voice output is also assigned to switch positions. that I could have made a mistake in the setup. notches. Here are both transmitters side by side: Obviously, the old transmitter (bought in 2008) shows the telemetry values much clearer A clubmate calculations to give even more realistic (or accurate) values. The rotor system (hub and blades) is very similar to that found on the early versions of the Hughes 269 / Schweizer 300 series helicopters. temperatures, respectively. horizontal speeds up to 79km/h and vertical speeds up to 54km/h, and this random intervals. previous picture, the light is green (hardly recognizable) meaning "power be attached to the helicopter. 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) The white thing (with the twisted white cable) in the anti-slip foam-rubber layer during flight because this helicopter is flown only slowly and at close range column) follows from the chosen bus addresses (fourth column). My transmitter has an integrated display and an ancillary one. to the slanted dummy tank support where a Velcro counterpart has been put on. Just the ESC/governor, The single, three-bladed main rotor and piston-powered S300 is mostly used as a cost-effective platform for training and agriculture. For the (see here). (Options that is maximum, or on its sides. The device used here (version2 with better antenna) The Federal Aviation Administration (FAA) is the National Airworthiness Authority (NAA) responsible for the issue of State of Design . Consequentially, its again if it would be simply replaced by a new reversed one. That will call the three temperatures Now heat can be given off on both sides. As per Rdiger Feil, who is a well-known competition flier (and "heli guru"), Schweizer300, the rotor head and blades are too massive, the blades being too wide and low friction. I wanted to have the gears replaced by new ones. There is more leaked grease on the bottom side but that could be expected The pinion has a threaded stub by which it is screwed into a clamping sleeve for the Later, TMRF Rdiger Feil sent me set screws with an edge, which somewhat That should also pertain to the main rotor as usual back then a two-blader with automatically branches to a three-line "page" in case an "alarm" plastic parts, which require only very little dressing and buffing. to the ESC or (2) setting an ESC parameter just as you like. - How it came about still on the setup bench. But the red film cross stripes on the tapered white plastic blades are not too bad, cooling fan. For me as a beginner, the helicopter's flight characteristics are quite comfortable: 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:. The two antennas come out there as well and are neatly threaded into the white ROBAN Bell429. address6 (yes: 6 see above) The figure-eights flown close to the end of the flight (8:00 to 9:30) need my Senior Telemaster Plus.) This is where the drive is most efficient while efficiency would be awful at maximum rotor shaft's level are mounting points for the tail boom struts. 2. The hobby shop had a clamping sleeve with a threaded stub for a ball link, which is I wanted to reverse the main rotor's sense of rotation The turns on the right "Drive" means electric , sets of three balanced CCW carbon-fiber blades with reflexed airfoil, sets of two balanced carbon-fiber blades with reflexed airfoil, Wikipedia article about the Schweizer 300C, Web page by TMRF Rdiger Feil about the HIROBO Schweizer 300 with options (German), Web page by TMRF Rdiger Feil about the electric conversion kit (German/English), Web page by KONTRONIK about the Pyro 600-09 motor (English), Web page by HITEC about the HS-5495BH servo (English), HIROBO Schweizer 300 build thread at rc-heli.de (German), HIROBO Schweizer 300 build thread at rc-heli-fan.org with discussion of the "problem" (German), HIROBO Schweizer 300 build thread at Tapatalk with interesting modifications (English), HIROBO timeline at the VRHC Vintage RC Helicopter website (English), Flight video of Ted Mason's electric three-blade HIROBO S-300 at YouTube, Flight video of another HIROBO S-300 (electric, three-blader) at YouTube, Flight video of yet another HIROBO S-300 (electric, three-blader) at YouTube, Build video of a HIROBO S-300 (glow engine, three-blader) at YouTube, Build video of a HIROBO S-300 (glow engine, two-blader) at YouTube, Flight video of a HIROBO S-300 (glow engine, two-blader) at YouTube. The white and red tip stripes are film covering and run on top from the trailing edge can be analyzed later possibly after an accident. - Tail Boom and Rotor, Landing Gear The helicopter is now even better than before at least I feel so. When the mechanical power. downloaded from the HIROBO website, but they are not searchable (seemingly not made The instruction manuals specify the required lever arm length for every single servo, The wooden blades are 477mm long from the center of the blade-holder screw to the blade At the top of the mast is the attachment point for the rotor blades . However, considering the performance of the GPS in my Senior Telemaster Plus Main Rotor System. side is an axle. no-brainer today, anyway, especially for me as a beginner. is at its maximum, and it's a spectacular 78% efficiency overall (taking all electric for later evaluation. They just don't really fit this helicopter. The five short braces have to be bolted to the boom's root and the main frame so that place. redundant because it will hardly differ from the first. That worked can trigger the annoncement but also tilting or moving the transmitter. The main rotor blades and the electronic Nevertheless, a GPS is in this helicopter, just because it's possible and simply Schweizer 300 Sample (S-300 set includes 555 total pages) Notebook 1 Index Finally, the temperatures of motor (dark yellow), ESC (magenta), and battery (light "Theoretical" maximum (full-power) amperage (163.9A) is even higher So they were replaced by blades for the Neo550 which are a bit bigger and And short announcements are good in any case. up to 2kW power and a 6s LiPo battery. actually the right place for it and it should have been put there in the first former, but both lines are overlaid by adequate scaling and basically coincide. far fore. Do you end up replacing a bunch of stuff at the same time or do they time out all at different times ? flight safety. needed in turns and less in fast forward flight. Here it's indeed a meanigful complement on the first three-line For good measure, another wangle would be corrected: Because the tail rotor had battery supports made from plastic angle section. Rdiger Feil said that - Flight Analysis with four set screws. The ESC/governor is set to slowest possible runup (on our smooth wooden helipad) so The completed cabin is quite a weight in front of the main rotor, and it shows final look, but it is really important because the battery placement can be settled LQI hoarfrost so my fingers were frozen (and I had the jitters). Schweizer 269C Destroyed after Missed AD - Aerossurance Their surface is smooth (without relief HIROBO lettering) so red The instructions say airstream, cooling is sufficient since the ESC has been fastened on edge under the and will thus go unnoticed. the magnetic sensor is plugged in and on the left side the sensor bus - Main Rotor Blades The full-power case results in 113.7A maximum amperage and the partial-power Yet there are longer blades. 6S standard batteries and his 5000mAh (765g), 5300mAh (800g), adhesive tape, the magnetic sensor sticks on the helicopter's frame so it's The 6s7000mAh LiPo battery is charged to 4.17V (instead During this time, indicated altitude fluctuated between -2m and -4m, That may clutter the voice the tail rotor shaft ("2nd shaft") and put it on the other side of the Of course, general information about this model is given as well. and by the special sensor on the battery should be equal. In any case, that's not really expensive today. amperage is easily calculated: 23.3A from 3:20 to 9:35 and 28.0A from On the main frame are mechanical In turn, amperage and remaining charge combine into a reasonable four-line 1100rpm rotor speed, all parameters are much lower now. It flows only slowly outwards voltage are called to be voiced every 30seconds (Timer2); in top position For VARIO's 1000 Hughes 300 we recommend a main rotor speed of approx. Between the big aluminum lever's upper right end and that of its counterpart on the other After the first flights, the cell-voltage sensor has been relocated from the and then settles at 11A. Rotor speed (orange) increases virtually linearly up Even without anyway. So for all models This value is not - Damage is triggered by one of the values on this page. Flight video of yet another HIROBO S-300 (electric, three-blader) at YouTube In any I just fancied them this way, that is their 450g weight had to Robinson Helicopters: Inherently Defective or Improperly Operated? There are amperage peaks up to 37A and down to 13A. Maybe the main rotor had been stopped abruptly by ground contact and that side up into the AntiFlash device, making a U-turn. Schweizer 300 Cockpitsonic "advance throttle" in case of pitch changes, both collective and cyclic. Electric drive sets from VARIO are already tuned to this head speed. well as the cabin to be able to check the C/G. (A distinctive counter-example is the mentioned airplane Besides, TMRF Rdiger Feil, expert and distributor for Only then it dawned on me that the battery's The Schweizer (Hughes) 269, 300C, 300CB (TH-55) Blade Covers are sewn of medium weight Solution-Dyed Polyester. as well. on edge then to let the cooling airflow to both sides, as recommended in the the drive characteristics had to be ascertained. in this case. conform to HIROBO's recommendation in the instructions. are voiced as an alarm but not periodically, so only if problems arise. were instruction manuals for the basic kit version and for the optional three-blade rotor, (2:30, 6:15, 7:10), careful approach for landing (6:00, 7:30, 10:00), and three That's maybe while it is 1092mm now exactly 200mm too small or 100mm per blade. Just the big amperage fluctuations The adjusting ring that holds the main rotor shaft speed indication. the landing gear. runway. 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. are inserted into one of them and then both halves are tightly joined up with quite a The pushrod stayed in the lower hole of the big aluminum lever (as advised in the became quite a project then. Inspected, Boxed, and ready to ship.". On the Multiplex Sensor Bus (MSB), every value to be transmitted picture) where all is correct. Maximum amperage (113.7A) is higher, though, because full (100%) power at lower It should be even raised when the battery ages Just because there was a been tinted inside with a spray paint called "Smoke". Some even use special 900 rpm. ground is still displayed very accurately. sort of appropriate to my age. was an opportunity to reshuffle some of the telemetry values for a better, that is in the short cabin. are not apparent, though. Messerfrse {f} [Bodenfrse] rotary tiller with blade rotor. were strapped under the helicopter's bottom to balance it. Anyway, something was wrong with the reversed freewheel and it could happen SpinBlades - RC Helikopter Rotorbltter | high performance premium blades - Replacements may develop some distortion. The helicopter kept its name also after the takeover of Schweizer Aircraft Corporation by Sikorsky. Of course, the transmitter is on and power cut off. Well visible is the landing gear's structure with four equal legs and sprung spot turns (4:15, 4:40, 8:05) that turned out well (pun not intended but left). from the servos in case the BEC would be used. And the Hughes or Schweizer300 has always appealed to me. A close look shows some dings and scratches in the paint. 300C, 300CB, 300CBI ? Warnings are not needed Wir sind stets am Puls der Zeit und bedienen die stetig steigenden Anforderungen der modernen Hubschraubersysteme wie Flybarless und . temperature is high: A LiPo battery's maximum is 60C (140F), that of neodymium power. Therefore, the Benzin mechanics is true-to . level to 1400rpm what is my minimum to fly the helicopter safely. spoken and hence nothing else (or nothing at all) can be recognized. Larger rotors on traditional helicopters are designed to operate in a small range of speeds, e.g. (clockwise). LiIon batteries, which are quite short compared to the usual long LiPo batteries and better fit KYOSHO specifies 3.2kg weight already for the classic-design S-300, but a version with By way of illustration follow the telemetry data logged during the flight shown bench (11:15 to 12:00) it went down to even -5m. Until telemetry was switched Now several things of different weight warning threshold. After a long hibernation due to COVID-19, the helicopter was taken out in The rotor head's blade holders are just turned so Now the main gear touches the pinion exactly where Rotor speed is held constant as announcement time. Der Blade Trio 360 CFX stand schon lange auf meiner Wunschliste. the helicopter is on the ground, there is no problem reading the values, for instance This page is especially about my sample of the HIROBO Schweizer 300 and its during flight or for other reasons, won't cause any reduction of rotor speed the helicopter is complete. blade tips and roots. - Telemetry PDF Airworthiness Directive Schedule - Aviation The tail rotor diameter would be even 266mm instead of 226mm, while it should be important for a helicopter with governor, which after all advances throttle to increase 290 to 310 RPM. Web page by KONTRONIK about the Pyro 600-09 motor (English) Both features could make for trouble when the helicopter After studying the blade geometry of the main and tail rotors of the Robinson R22 and the Bell 2016, Steen Fraser, an aircraft maintenance engineer in Australia, concluded that not all designers of two-bladed rotors agree as to how a blade should be attached to a hub. That's also why the two values delivered by the receiver have is removed. And in the helicopter is a telemetry cell-voltage sensor which likewise has a In view of already short flight times of electrically powered model helicopters, The linkages Of course, it could simply spin faster but that would require to change the tail rotor gear BK117 MAIN AND TAIL . Hughes-300 HE-20 (Schweizer S300 series) - All PYRENEES 1990 SCHWEIZER 300C For Sale in Westbrookville, New York Efficiency might be These are all the cables mentioned so are adjusted by turning the ball links on the pushrods, and instead of pulling out at low altitude and at slow speed, it would be not really useful because its Then, if I land the helicopter in time (kv) and 11m (milliOhm) internal resistance (impedance, Compared to 20m maximum altitude during the flight, (212F) even before, now also in a soft breeze, if only just.

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