351:
39:
PDI's typically consist of a dial that is installed in the pilot's instrument set on the main console, with an arrow pointer than can be moved to indicate how far and in what direction to correct the heading. The bombardier typically has a switch to move the pointer to the right or left, and a
388:
145:
295:
76:
381:
315:
300:
417:
111:
374:
290:
138:
412:
254:
213:
407:
36:. The PDI is used in aircraft where the pilot and bombardier are physically separated and cannot easily see each other.
131:
47:
was originally designed with the idea of automatically directing a PDI and thereby simplifying the bombardier's task.
259:
249:
56:
274:
162:
218:
320:
29:
269:
244:
203:
175:
154:
32:
to indicate heading changes to the pilot in order to direct them to the proper location to drop
208:
107:
358:
223:
44:
310:
228:
401:
305:
77:"Pilot's Directional Indicator (PDI), C-1 Autopilot | National Air and Space Museum"
330:
185:
195:
180:
170:
350:
102:
Greening, C. Ross (2001). Dorothy
Greening; Karen Morgan Driscoll (eds.).
325:
264:
123:
33:
127:
104:
Not As
Briefed: From the Doolittle Raid to a German Stalag
362:
283:
237:
194:
161:
382:
139:
8:
357:This article about aircraft components is a
389:
375:
146:
132:
124:
40:repeater dial so he can see the setting.
68:
7:
347:
345:
316:Integrated standby instrument system
28:) is an aircraft instrument used by
361:. You can help Knowledge (XXG) by
106:. Pullman: WSU Press. p. 14.
14:
349:
291:Air data inertial reference unit
255:Horizontal situation indicator
214:Horizontal situation indicator
1:
22:pilot's directional indicator
434:
344:
260:Inertial navigation system
250:Course deviation indicator
57:Index of aviation articles
92:, Smithsonian Institution
18:pilot direction indicator
418:Aircraft component stubs
219:Turn and slip indicator
321:Primary flight display
413:Measuring instruments
408:Aircraft instruments
270:Satellite navigation
245:Aircraft periscope
204:Attitude indicator
176:Airspeed indicator
155:Flight instruments
81:airandspace.si.edu
370:
369:
339:
338:
209:Heading indicator
425:
391:
384:
377:
353:
346:
265:Magnetic compass
224:Turn coordinator
148:
141:
134:
125:
118:
117:
99:
93:
91:
89:
87:
73:
45:Norden bombsight
433:
432:
428:
427:
426:
424:
423:
422:
398:
397:
396:
395:
342:
340:
335:
311:Head-up display
279:
233:
190:
157:
152:
122:
121:
114:
101:
100:
96:
85:
83:
75:
74:
70:
65:
53:
12:
11:
5:
431:
429:
421:
420:
415:
410:
400:
399:
394:
393:
386:
379:
371:
368:
367:
354:
337:
336:
334:
333:
328:
323:
318:
313:
308:
303:
298:
293:
287:
285:
284:Related topics
281:
280:
278:
277:
272:
267:
262:
257:
252:
247:
241:
239:
235:
234:
232:
231:
229:Turn indicator
226:
221:
216:
211:
206:
200:
198:
192:
191:
189:
188:
183:
178:
173:
167:
165:
159:
158:
153:
151:
150:
143:
136:
128:
120:
119:
112:
94:
67:
66:
64:
61:
60:
59:
52:
49:
13:
10:
9:
6:
4:
3:
2:
430:
419:
416:
414:
411:
409:
406:
405:
403:
392:
387:
385:
380:
378:
373:
372:
366:
364:
360:
355:
352:
348:
343:
332:
329:
327:
324:
322:
319:
317:
314:
312:
309:
307:
306:Glass cockpit
304:
302:
299:
297:
294:
292:
289:
288:
286:
282:
276:
273:
271:
268:
266:
263:
261:
258:
256:
253:
251:
248:
246:
243:
242:
240:
236:
230:
227:
225:
222:
220:
217:
215:
212:
210:
207:
205:
202:
201:
199:
197:
193:
187:
184:
182:
179:
177:
174:
172:
169:
168:
166:
164:
160:
156:
149:
144:
142:
137:
135:
130:
129:
126:
115:
113:9780874222593
109:
105:
98:
95:
82:
78:
72:
69:
62:
58:
55:
54:
50:
48:
46:
41:
37:
35:
31:
27:
23:
19:
363:expanding it
356:
341:
238:Navigational
163:Pitot-static
103:
97:
84:. Retrieved
80:
71:
42:
38:
25:
21:
17:
15:
86:17 February
30:bombardiers
402:Categories
331:Yaw string
196:Gyroscopic
186:Variometer
63:References
181:Machmeter
171:Altimeter
326:V speeds
51:See also
110:
34:bombs
359:stub
301:EFIS
296:ECAM
275:SIGI
108:ISBN
88:2022
43:The
26:PDI
20:or
404::
79:.
16:A
390:e
383:t
376:v
365:.
147:e
140:t
133:v
116:.
90:.
24:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.