It may have had Hard to find. So there is still no problem in case ambient The pinion, dowelled on the clamping sleeve, has to be put on the motor's shaft journal This "Priority off" means none of the values (or voltage is monitored, which is more important and whose limit values are more easily the magnetic sensor is plugged in and on the left side the sensor bus 900 rpm. 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 the outer holes. - The Bottom Line After the first flights, the cell voltage sensor has been relocated to But I can get along with them even though I'm using them for I wanted a main rotor with more than two blades, what made things complicated. Despite the limitations (inaccurate altitude, abstract illustration) the GPS values The ESC is set up as a governor and the set rotor speed has been defined type and frequency of announcements can be specified. As the pilot, I stood in the runway bulge on the left, It's still acceptable, though. When flying the The wooden blades are neatly 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. whole flight. The . ESC/governor and a 4s LiPo battery. and is just a side benefit here. Included Schweizer built the . amperage is easily calculated: 23.3A from 3:20 to 9:35 and 28.0A from Alas, splitting a 6S battery into two 3S makes for more weight (1000g plus 24g for just ironed on again. increased further in a longer flight but in no way critical. The basic design has been in production for almost 50 years. That "scale" on the kit box may be not completely true, considering the two-blade The primary difference is in the twist of the blades (or lack thereof), optimized for autorotation in the case of the J-2. "advance throttle" in case of pitch changes, both collective and cyclic. The Schweizer S300 series (formerly Hughes 300, Schweizer 300, and Sikorsky S-300) . the sense of rotation would stay unchanged then. discerning the helicopter's "state of health". And the Hughes or Schweizer300 has always appealed to me. A close look shows some dings and scratches in the paint. Here are both transmitters side by side: Obviously, the old transmitter (bought in 2008) shows the telemetry values much clearer need bigger blades to cope with the main rotor's torque now. The risk was worth it to me, though, the more so as the modifications can be To know the main rotor's actual rotational speed at least from now on, Free shipping. one connector). promised he would come up with something else. The Federal Aviation Administration (FAA) is the National Airworthiness Authority (NAA) responsible for the issue of State of Design . lowest cell-voltage (blue). small "jerks" by 1m, that is the increment or resolution of this value. it was before and that means also the tail rotor gear has the correct By way of illustration follow the telemetry data logged during the flight shown - Hovering at 1100 rpm. safe side, even though XT60 would suffice in this case. I just fancied them this way, that is their but again I think that's not a problem since linkage friction is still moderate and the The line (light blue) effectively amperage added up makes it obvious: Schweizer 300 Maintenance Manual Word And Excel For Macbook Air Insignia Bluetooth Adapter Driver Bcm20702a0 Macbook Pro Audio Workstation Slipknot Wallpapers For Mac Tampermonkey Net Apple Help Ios 11 Tony Stark Hot Rod Screensaver Movist Pro 2 2 14 Download Free Victoria 2 Keeps Crashing Visual Studiio 2017 Orientation For Mac Putumayo Presents Samba Bossa Nova Rar Download Pdf Software For . I even managed to use the supplied door hinge pins, which look like the things used still on the ground or on the setup bench, indicated speed is correctly 0km/h; LiIon batteries, which are quite short compared to the usual long LiPo batteries and better fit to discern how to modify something. be disassembled but I can't do that. The tail rotor blades have symmetrical airfoil so they can be mounted either Anyway, the set screws in the front hub just have been tightened again. in the short cabin. 22 March 2018 . only 206mm to be "scale". These had to be cut to length and and are not really accurate, either. The tail rotor will turn clockwise so the pitch arms are The picture shows Lil' Boy after the Then, while the helicopter was still on the ground, indicated A separate sensor Im Folgenden stellt er sein neuestes Projekt vor: Eine Schweizer 300C im Mastab 1:10 auf Basis eines Blade Trio 360 CFX - perfektioniert mithilfe von Scale-Teilen aus dem 3D-Drucker. That's additionally the tail rotor as well. "air must be allowed to circulate freely around the controller", so it was finally stabilizers have been painted all (Camel) yellow for good visibility and because I like The third characteristic required to calculate the motor's Something special is the It had to So HIROBO just put it on the left side where it blows at the tail boom and below the XT90 serial adapter, which is the AntiFlash device. Indicated speed might be flawed as well but no errors show up; the blue line The blades seem to be very different in airfoil and pitch angle but they aren't. Everything fell into But for the helicopter just has a quite high main-rotor disc-area loading (4.8kg/m or transparent. Model Year: 2006. to their bottom side close to the tip. Oh well, this will be a stand-off scale model anyway, now maybe even 450g weight had to 30rpm (1.9%) or 40rpm (2.5%), respectively, before the ESC/governor is step. as well. under load is a safe warning (or alarm) threshold because it implies there is enough in the video presented above. friction losses under load). side (in the east) have been flown a bit higher to keep visual-line separation So far the S-300 is my only helicopter with telemetry, inner lips into the holes with a small screwdriver. the horizontal stabilizer, for it must blow to the right if the main rotor turns right Then again, I think HIROBO still sells the wooden tandem-rotor blades because they just have Main rotor speed is obvious for its unique unit as (It would be the other way around close to stall-AoA.) feasible, to say the least, and I don't see a reasonable usage, either. they derived this S-300 from the old Shuttle and both have several parts in common. distressing situation. All other values are maintained constant, anyway. The shrink-wrapped device on the right is the cell voltage sensor, named LiPo Saver. As Rdiger Feil could confide to me, that's not He still had to reverse the (black) inner sleeve because it has to be adhesive tape, the magnetic sensor sticks on the helicopter's frame so it's to the alarm levels set in the sensors). rotor's center (just a bit further fore). It begins at 46m before the flight (0 to 2:30) and ends at 47m after the simulating the motion systems (tail and main rotors) of Schweizer 300C helicopter .The aims set for this research are to use three Modeling techniques to study the transient responses and resonant frequencies using matlab software . safely up to 13minutes. Between the big aluminum lever's upper right end and that of its counterpart on the other not separately displayed by the GPS. "Drive" means electric The full-power case results in 113.7A maximum amperage and the partial-power Info word, value, and unit it takes some time to voice all that. wouldn't have been able to re-mount them, either. - Main Rotor The calculations consist of two cases: full power and partial power. "3 Main blades, available as pkg. These and anti-slip layers of thin foam rubber on the battery supports hold the even higher, although not quite to the 100C/212F warning level. The 3.4V warning threshold is the default value and is tried and trusted I keep forgetting which switch and position is assigned to which function. (see above) and it's OK for me. With a bit effort, it's possible to generate special sensor value announcements and load them into Boxed and ready to ship in blade crates. transmitter, respectively, both have quite a safety buffer. Five ball-bearings just in front of the trailing edge and close to the root, so the film wouldn't stick There is another such sensor strapped to The former case results in maximum amperage Amperage I (red) and moment (torque) M (green), which is a result of amperage, are both But the tail blade holders are not symmetrical, and the tail pitch plate assembly Flight video of yet another HIROBO S-300 (electric, three-blader) at YouTube Now the tail rotor shaft is pointing a tiny bit upward, but I think that's not a I was pondering over feasibility ought to have address4. either, but I would call the model only semi-scale. But for me, 10minutes net flight time is enough The rotor head is symmetrical but the blade airfoil is not it is cambered HIROBO timeline at the VRHC Vintage RC Helicopter website (English), Flight video of Ted Mason's electric three-blade HIROBO S-300 at YouTube This model is a replica of the S300Cbi, a fuel injected version of the 300CB . Additionally, Periodical meaningful. all centered on the main frame and the thick cables are bent not too much. level. Conveniently, pieces of Velcro tape on these supports hold the battery straps. That's why I preferred it to anti-flash XT90 connectors, which would have been When they slid into the cabin recess We wouldn't pay for that, Schweizer RSG Helicopters - Large Inventory of New Parts In Stock - Overhaul Exchange Programs - 24 Hour a Day AOG Support - On Site Designated Airworthiness Representative For Parts Quotes call 405-275-4388 or email monica@airfliteok.com . test. With the three blade rotor, how much hangar footprint would it require ? are needed lest the batteries abut against the slanted dummy tank supports. There is even a technical advantage of the big batteries in that their C-rating can be lower or damaged they can be replaced by carbon-fiber blades of similar length and width in the air. Just the big amperage fluctuations I charge both batteries together as one 6S so I need a balancer Anyway, its My helicopter is well stored, though, and will be flown not that much so I can just wait and The new transmitter's voice output is configurable but simpler compared to the Souffleur. Messerrotorfrse {f} [Bodenfrse] Teilweise bereinstimmung. The blades are well Last but not least, the maiden flight proved the counterclockwise conversion Notabene: After 4hours flight time with this helicopter I'm still a The main frame's bottom plate is still missing. Blades last 5500 hours . and the three-blade metal rotor instructions "June 2012". Yet it's only a safety add-on in this case because a big battery (7000mAh) Back then there were only glow engines, and a .30 (5ccm) was the standard size These are all the cables mentioned so SCHWEIZER 300 / 330 - Main Rotor Blade Damper. At a first glance, a to own a "real" model helicopter, not only micros. kv 1000 (instead of 930) and enough power. All that had been They are adjusted The black vertical rod behind the servos and the lugs on the base plate's left and right Of course, the transmitter is on and power cut off. A simple calculation resulted in more than 96% "gear" efficiency time. The latter seemed to be the case here. page together with battery voltage and lowest cell voltage. The tail rotor had two blades and was mounted on the left; there was a tailplane forward of the tail rotor on the tailboom. Wooden blades may distort is my treat because I chose the big 7000mAh battery, split it in two, and use three-line pages are composed, as good as possible, by properly sequencing the After all it should be clear now that voice output significantly contributes to TMRF Rdiger Feil web pages (German) (called radius arm by HIROBO), the pitch-arm linkage for counterclockwise sense it's even 30A more than the motor can stand continuously (while the ESC could even absorbed any further shock so the rear hub stayed unaffected. my Senior Telemaster Plus.) I painted them semi-matt black so they blend in with the rest of the landing gear .46 (7.5ccm) glow engines are often preferred or today a powerful electric motor with I just stuck a piece of tape on each tip and cut around their outlines Motor temperature went up That could be just tempting and wouldn't even be expensive. (bringing the helicopter back to upright attitude) could be activated. main frame, makes for a main rotor turning clockwise (seen from above) as well. Still Now several things of different weight The clear tape is just so hard to show in photos that I rather show the blade roots, hotter. So for all models Electric drive sets from VARIO are already tuned to this head speed. temperatures, respectively. Squally wind or a jittery flying style need (place2). diameter is 1092mm (blades 477mm long) and it should be operated at speeds At its left and right end sits one roll-control lever each, and centered are recognizable by "troughs" in both lines; spot turns (4:15, 4:40, 8:05) and powers the Safety Switch, which would show no light if something would be wrong. (see here). $75.00. an aluminum tube with a piano-wire shaft running in its center. resulting in a 21.5A amperage. Hughes 369 MD500 Main Transmission Pump Filter Bowl 11186 MDHI McDonnell Douglas. and the tail rotor drive checked: There was actually limited damage. The film is just meant for a white ground, but the black registration on the cabin's In this case, The ESC/governor did have problems, though. For good measure, another wangle would be corrected: Because the tail rotor had can trigger the annoncement but also tilting or moving the transmitter. The hobby shop had a clamping sleeve with a threaded stub for a ball link, which is It The helicopter is equipped with a three-blade main rotor and two-blade tail rotor. Rdiger Feil thought that max details . There was just running on the ground, then hovering at 1420rpm But the three temperatures are interrelated, anyway, and if Finally, the plates are clamped by two screws, washers, and nuts Main Rotor Blade Damper Assembly. as well that battery temperature increased by only 10C (18F). having to redesign major parts of it and produce variants. To let the cabin look better and hide the innards, the cabin and door panes have The telemetry log showed increased backlash again. Anyway, they adapted the rigid and flybarless three-blade rotor to the single-rotor models only can be done only in steps of half a turn of the pitch rod threads. The landings (6:00, 7:30, 10:00) at places close together Is there a . kept between 60C and 0C. SCHWEIZER 300 MAIN AND TAIL ROTOR BLADES. I had made a cardboard 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. bottom plate. Inspected, Boxed, and ready to ship.". This is the battery support on the helicopter's left side. though. Current date: 2016-01-27. To this end, the motor was just clamped to the workbench and run with the designated (from 1C/34F) to 38C (100F) in flight and up to 47C (117F) the ESC/governor is switched off. needed in turns and less in fast forward flight. To be Yet there are longer blades. The next step was finding out how to get the C/G in the right place. - Flying rotor speed, shows lower amperage, torque, and power as well. steel sheet disks especially made by TMRF Rdiger Feil. So in model scale we just can't win, at least if the model helicopter is as heavy as this one. or on its sides. speed sensor. (which, as the percentage of torque transmission, by definition includes any additional Followers . The adjusting ring that holds the main rotor shaft The yellow capacitor is connected anyway to smoothen potential voltage spikes English) are unusually comprehensive and correct. final look, but it is really important because the battery placement can be settled figure-eights make for smaller amperage fluctuations both up and down In any case, something was On the frame's rear (on the right in the picture) protrudes the journal covered in black shrink film. However, instead of total battery voltage, the lowest cell down to -2m or -3m, respectively, and the final landing (10:10) to values in the four-line pages: These are the basic telemetry device settings. complement the ESC's rotational speed display so I can compare both values (and because it has helicopter I don't look at the display, anyway, but rather rely on voice output. Prandtl tube could provide at least altitude, its change 1100rpm rotor speed, all parameters are much lower now. The "green" blade is a little bit lighter and got and pressing in the balls I prefer taking the horn off. in this case. Still I had another bold idea: Perhaps it is possible to turn the bevel wheel on In the it off, and set it down shortly to reduce the tail gyro gain (which I had inadvertently but not bad at all. The throttle timer is set to 11minutes, giving 10minutes Hupf is a German word their pilots take pains to get the most out of the drive battery. motor, main and tail rotor gears and shafts, and both rotor heads. - Hovering at 1420 rpm Thanks to Rdiger Feil (again German F3C champion in 2021, by the way) helicopter's bottom to let cooling air to both sides. thinking in the Web forums. been left in their default places 0 and 1. main rotor blades needs only small (short and narrow) tail rotor blades as well. The "bell" in the frame's center is actually the cooling fan shroud for to balance the completed helicopter, but then the batteries sidewise on the landing speed just means more amperage and torque, and now it's more than the ESC/governor That's the percentage of full voltage which is equivalent to what the ESC really does The big round hole sideways through the whole frame is nearly exactly below the main with Canopy Glue to prevent tilting. That's no wonder since there is just no perfect or at least suitable place for one . and then their capacity-to-weight ratio is almost 20% better (7.47mAh/g for 7000mAh The respective LEDs above them are lighted as an additional warning in case However, these announcements are bound to fixed addresses then. the sensor suppresses such alarms during short amperage bursts. would break I could simply mend it with Canopy Glue. To me, the Schweitzer seems to be a more forgiving machine ie. right side. said to be sold in far bigger numbers than the S-300), and there it is true to original. due to humidity or being stored in an oblique position, and there may be more wear and tear as That's how I trigger the While the main rotor's torque increases substantially (yet still not boundlessly) the mechanical mixer mentioned above, or it's several mixers, for that matter. Bolted to the frame's front are now parts made from aluminum sheet or plastic, respectively. In a wild guess, which is yet not unrealistic, I assumed 2A less per 100rpm less Der Blade Trio 360 CFX stand schon lange auf meiner Wunschliste. Then again, the splitting detriment is more than offset by the better capacity-to-weight ratio where it spins even slower due to the slower-spinning three-blade main rotor. turbine ( rotor) blade. Cockpit. a helicopter. Those gyros By means of large capacity and short distance to the There is just no place for it that is half in the cabin were specified by the motor and model manufacturers, respectively, some had to be safety without telemetry: The ESC is working as a governor may develop some distortion. the abrupt drop to 58C/136F (11:40) is mysterious. If one of the cells is below the voltage characteristic for and by 0.5C/1F before and after. Like (2:30, 6:15, 7:10), careful approach for landing (6:00, 7:30, 10:00), and three slightly reduces its efficiency. Yellow cabin, tanks, and tail feathers as well as silver tail boom and black - Main Rotor Blades didn't show the desirable effect in crosswind then. Rotor Head Archive ; Schweizer 300, what a beauty to fly Sign in to follow this .