Knowledge (XXG)

Hillson Helvellyn

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to train pilots the company decided to design a small basic trainer that could be built quickly and cheaply. The Helvellyn was a mid-wing monoplane with two tandem open cockpits and powered by a 90 hp (67 kW)
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and a lack of interest from the RAF development was stopped in 1940 and the prototype was used by the company as a liaison aircraft particularly between Barton and Ispwich. It was dismantled in November 1942.
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Designed by Norman Sykes and built at Trafford Park in Manchester in 1939, only the prototype
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The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985)
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but was designed to be fitted with a tricycle landing gear.
289:"United Kingdom Civil Aviation Authority record for G-AFKT" 277:(2). Merseyside Aviation Society: 46–49. February 1978. 113:
With the prospect of war and the requirement for the
8: 264: 262: 335:British Civil Aircraft since 1919 Volume 3 157:British Civil Aircraft since 1919 Volume 3 252: 250: 248: 246: 244: 221:110 mph (176 km/h, 96 kn) 363:1930s British military trainer aircraft 269:"F.Hills & Sons - The Helvelllyn". 231: 136:was completed. With an ample supply of 101:designed by Norman Sykes and built by 17: 7: 184:33 ft 0 in (10.06 m) 178:22 ft 0 in (6.71 m) 14: 1: 94:was a 1940s British two-seat 196:1,500 lb (680 kg) 379: 190:900 lb (408 kg) 124:conventional landing gear 20: 204:Blackburn Cirrus Minor I 138:de Havilland Tiger Moths 122:piston engine. It had a 120:Blackburn Cirrus Minor I 163:General characteristics 333:Jackson, A.J. (1974). 109:Design and development 301:on 14 September 2012 256:Jackson 1974, p. 254 328:. Orbis Publishing. 238:Orbis 1985, p. 2159 337:. London: Putnam. 105:of Trafford Park. 103:F Hills & Sons 57:F Hills & Sons 21:Hillson Helvellyn 158: 92:Hillson Helvellyn 88: 87: 370: 348: 329: 311: 310: 308: 306: 300: 294:. Archived from 293: 285: 279: 278: 266: 257: 254: 239: 236: 214: 165: 156: 81: 45: 37:Type of aircraft 18: 378: 377: 373: 372: 371: 369: 368: 367: 353: 352: 351: 345: 332: 324: 320: 315: 314: 304: 302: 298: 291: 287: 286: 282: 268: 267: 260: 255: 242: 237: 233: 228: 210: 206:, 90 hp (67 kW) 161: 151: 142:Miles Magisters 115:Royal Air Force 111: 79: 48:United Kingdom 44:National origin 43: 38: 12: 11: 5: 376: 374: 366: 365: 355: 354: 350: 349: 343: 330: 321: 319: 316: 313: 312: 280: 258: 240: 230: 229: 227: 224: 223: 222: 208: 207: 197: 191: 185: 179: 173: 150: 149:Specifications 147: 110: 107: 86: 85: 82: 76: 75: 72: 68: 67: 64: 60: 59: 54: 50: 49: 46: 40: 39: 36: 27: 23: 22: 13: 10: 9: 6: 4: 3: 2: 375: 364: 361: 360: 358: 346: 344:0-370-10014-X 340: 336: 331: 327: 323: 322: 317: 297: 290: 284: 281: 276: 272: 265: 263: 259: 253: 251: 249: 247: 245: 241: 235: 232: 225: 220: 219:Cruise speed: 217: 216: 215: 213: 205: 201: 198: 195: 194:Gross weight: 192: 189: 188:Empty weight: 186: 183: 180: 177: 174: 171: 168: 167: 166: 164: 159: 155: 148: 146: 143: 139: 135: 132: 127: 125: 121: 116: 108: 106: 104: 100: 97: 93: 83: 78: 77: 73: 71:First flight 70: 69: 66:Norman Sykes 65: 62: 61: 58: 55: 53:Manufacturer 52: 51: 47: 42: 41: 35: 32: 28: 25: 24: 19: 16: 334: 325: 318:Bibliography 303:. Retrieved 296:the original 283: 274: 270: 234: 218: 211: 209: 199: 193: 187: 181: 175: 169: 162: 160: 153: 152: 133: 128: 112: 91: 89: 80:Number built 15: 212:Performance 200:Powerplant: 226:References 131:registered 182:Wingspan: 154:Data from 99:monoplane 63:Designer 34:monoplane 29:Two-seat 357:Category 96:training 31:training 271:FlyPast 176:Length: 341:  305:2 June 134:G-AFKT 299:(PDF) 292:(PDF) 170:Crew: 74:1939 26:Role 339:ISBN 307:2011 202:1 × 140:and 90:The 359:: 275:23 273:. 261:^ 243:^ 84:1 347:. 309:. 172:2

Index

training
monoplane
F Hills & Sons
training
monoplane
F Hills & Sons
Royal Air Force
Blackburn Cirrus Minor I
conventional landing gear
registered
de Havilland Tiger Moths
Miles Magisters
Blackburn Cirrus Minor I







"United Kingdom Civil Aviation Authority record for G-AFKT"
the original
ISBN
0-370-10014-X
Category
1930s British military trainer aircraft

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