431:
27:
356:
252:
373:
499:
407:
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329:
of the directional board or manually tracking the target on the radar scope, and the computer placed inside the ship. The shooting specifications were calculated by .16. However, unlike Mk.63, the fire-control radar was installed on the directional board rather than on the gun side. Of AN/SPG-34,
220:(3,700 m). Similar to the late model of Mk.51, it is a human-operated GFCS centered on the disturbed-line-of-sight systems Mk.15 (later improved Mk.29) gun sight. Equipped with a radar, the radar spot appears within the field of view of the Mk.29, so blind shooting was also possible. Initially,
231:
were used as radars, and they were installed on turrets and mounts, but the beam width was too narrow and it was difficult to capture targets. By moving the antenna up and down 20 degrees to make it easier to capture the target by swinging the beam (notting mechanism), measures were taken.
269:
after completing certain improvements such as increasing the antenna diameter and increasing radar transmission output. In AN/SPG-34, the knotting mechanism was removed due to the improved target acquisition capability, and instead, like
313:
was also developed as a direct-view system that uses the AN/SPG-34 radar and eliminates the complicated optical system due to the perspective type of Mk.63. This was because the computer
334:
314:
224:
197:
216:
During development, the Navy
Weapons Agency aimed to achieve blind shooting and high-precision interception capabilities for targets that take evasive action within 4,000
507:
AN/SPG-34 were equipped on board Batch 1 and 2 Tribal-class destroyers, HMCS Algonquin (R17) and HMCS Crescent (DDE-226). A surviving example of this is equipped on
805:
204:
range measuring means, etc. It was rather limited. For this reason, Mark 63 was developed as a new generation GFCS with a particular focus on attack
780:
768:
256:
341:
436:
544:
200:
on their gun of medium caliber guns and cannons, but it was based on visual aiming and tracking by human, and it does not have
278:, conical scanning that quickly measures and distances with a narrow beam width. It was supposed to track the target by (
800:
599:
60:
484:
444:
310:
275:
228:
430:
561:
489:
421:
737:
515:
474:
392:
387:
469:
479:
700:
Fire
Control System and Radar (Special Feature: Transition of Anti-Aircraft Weapons), Ships of the World
299:
177:
95:
667:
The
Profile of Foreign-made FCS, which is still the protagonist of missile control, Ships of the World
449:
426:
235:
The first test was conducted in June 1944, and the deployment started with the installation on an
525:
416:
397:
382:
303:
101:
26:
265:
In 1953, the formal name was changed from Mk.34 to AN/SPG-34 based on the naming convention for
360:
636:
795:
773:
201:
181:
520:
459:
8:
355:
165:
566:
193:
595:
240:
318:
279:
236:
56:
763:
251:
556:
454:
205:
173:
789:
713:
372:
169:
78:
46:
344:
295:
291:
122:
615:
508:
464:
239:
in
November of the same year, and it was put into actual battle in the
32:
326:
322:
283:
271:
108:
534:
330:
Mk.63 adopted mod.1 and mod.2 while Mk.57 adopted mod.3 and mod.4.
149:
682:
History of the
Maritime Self-Defense Force FCS, Ships of the World
338:
498:
221:
88:
282:). In 1956, AN/SPG-34 was modified by using a slightly higher
406:
287:
266:
777:
217:
769:
The Naval
Institute Guide to World Naval Weapon Systems
592:
The Naval
Institute guide to world naval weapon systems
16:Gun Fire Control System of the United States Navy
787:
176:. They were usually equipped for the control of
616:"AN/SPG-34 [Mk63 GFCS] (Mk57 Director)"
403:
702:. Vol. 662. Gaijinsha. pp. 92–97.
684:. Vol. 493. Gaijinsha. pp. 70–75.
669:. Vol. 493. Gaijinsha. pp. 92–95.
806:Military equipment introduced in the 1950s
337:was also developed as a derivative of the
246:
25:
589:
429:
354:
250:
788:
679:
664:
545:Admiral Pereira da Silva-class frigate
495:
369:
317:on the directional board detects the
697:
693:
691:
660:
658:
656:
637:"Canadian Navy Fire Control Systems"
631:
629:
585:
583:
581:
211:
13:
325:by looking directly at the aiming
14:
817:
738:"Coastal Riverine Craft Armament"
714:"Catalog of Electronic Equipment"
688:
653:
626:
578:
350:
533:
497:
405:
371:
485:Mizutori-class submarine chaser
333:Later, based on the Mk.63, the
178:twin QF 4-inch naval gun Mk XVI
158:Mark 63 Gun Fire Control System
730:
706:
698:Tada, Tomohiko (August 2006).
673:
608:
562:Radar configurations and types
490:Umitaka-class submarine chaser
1:
757:
516:Tribal-class destroyer (1936)
475:Kamome-class submarine chaser
393:Dealey-class destroyer escort
388:Cannon-class destroyer escort
680:Sakata, Hideo (March 1995).
665:Kotaki, Kunio (March 1955).
572:
470:Isuzu-class destroyer escort
7:
550:
531:
480:Kari-class submarine chaser
411:Maritime Self-Defense Force
267:military electronic devices
187:
10:
822:
300:pulse repetition frequency
594:. Naval Institute Press.
590:Friedman, Norman (2006).
182:Mk.33 twin 3"/50 cal guns
144:
136:
128:
117:
107:
94:
84:
74:
66:
52:
42:
24:
801:Military radars of Japan
455:JDS Amatsukaze (DDG-163)
450:Yamagumo-class destroyer
445:Murasame-class destroyer
427:Harukaze-class destroyer
742:www.eugeneleeslover.com
526:HMCS Crescent (DDE-226)
422:Akizuki-class destroyer
417:Ayanami-class destroyer
398:Asheville-class gunboat
383:Worcester-class cruiser
321:etc. with the built-in
247:AN/SPG-34 Radar Tracker
166:gun fire-control system
440:
366:
298:), and increasing the
262:
140:14 m (15 yd)
43:Country of origin
774:Naval Institute Press
433:
358:
254:
168:made up of AN/SPG-34
521:HMCS Algonquin (R17)
460:JDS Akebono (DE-201)
192:Conventionally, the
503:Royal Canadian Navy
345:range-finding radar
309:On the other hand,
21:
567:Fire-control radar
441:
377:United States Navy
367:
263:
19:
434:AN/SPG-34 aboard
290:), narrowing the
241:Battle of Okinawa
227:and later X-band
212:Mark 29 Gun Sight
155:
154:
132:23 km (12.42 nmi)
31:AN/SPG-34 aboard
813:
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695:
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641:www.hazegray.org
633:
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509:HMCS Haida (G63)
502:
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410:
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319:angular velocity
237:aircraft carrier
172:and the Mark 29
57:Northrop Grumman
29:
22:
18:
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764:Norman Friedman
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359:Mark 63 aboard
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206:countermeasures
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557:List of radars
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351:On board ships
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781:9781557502629
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286:(8,600–9,600
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255:Mk.63 aboard
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202:anti-aircraft
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170:radar tracker
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79:Radar tracker
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47:United States
45:
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37:
36:
28:
23:
796:Naval radars
767:
745:. Retrieved
741:
732:
721:. Retrieved
718:maritime.org
717:
708:
699:
681:
675:
666:
644:. Retrieved
640:
620:cmano-db.com
619:
610:
591:
506:
437:Minas Gerais
435:
362:
332:
308:
296:microseconds
280:conical scan
264:
258:
234:
215:
198:Mark 51 GFCS
191:
161:
157:
156:
61:Westinghouse
53:Manufacturer
34:
302:(2,000/200
292:pulse width
790:Categories
758:References
747:2022-02-17
723:2022-02-17
646:2022-02-17
465:JDS Wakaba
276:Mk.56 GFCS
162:Mk.63 GFCS
118:Pulsewidth
100:1,800/180
67:Introduced
573:Citations
363:Asheville
361:USS
342:AN/SPG-52
327:telescope
323:gyroscope
284:frequency
272:AN/SPG-35
257:JDS
196:has used
174:gun sight
137:Precision
109:Beamwidth
85:Frequency
20:AN/SPG-34
766:(2006).
551:See also
539:Portugal
188:Overview
339:Ku-band
259:Umitaka
194:US Navy
164:) is a
598:
294:(0.25
222:S-band
148:25-50
89:X band
335:Mk.70
315:Mk.17
311:Mk.57
229:Mk.34
225:Mk.28
218:yards
145:Power
129:Range
35:Haida
33:HMCS
778:ISBN
596:ISBN
180:and
121:0.3
75:Type
70:1953
776:.
772:.
306:).
304:pps
288:MHz
274:in
113:2.4
102:pps
96:PRF
792::
740:.
716:.
690:^
655:^
639:.
628:^
618:.
580:^
511:.
347:.
243:.
208:.
184:.
150:kW
123:μs
750:.
726:.
649:.
622:.
604:.
160:(
59:/
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