用户:Benzheng：修订间差异

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@@ 第35行： / 第35行： @@
 ===实物考证===
 原型为日本的21号对空电探。
 Became Operational: August 1943
 War Status: used operationally in war
 Installed: surface ship
 Purpose: anti-air, surface detectionr
 Wavelength: 150 cm
 Peak Output: 5 kw
 Transmitter: parallel two wire
 Receiver: UN-954
 Detector: RE-3
 Detected: aircraft, group at 100 km, single at 70 km, surface ship (large) 20 km
 Weight: 840 kg
 Number Built: unknown, small number
 Antennae: dipole array with mat type reflector, send and receive separate use
 One source indicates only 1 set of this type built, but same source indicates it was installed on numerous ships. Type 21 first fitted to BB Ise in April 1942, Taiyo, Chuyo and Unyo in January 1943, others prior to August 1943. At least 30-40 sets built and used operationally.
 来源：http://www.combinedfleet.com/radar.htm
@@ 第109行： / 第124行： @@
 ===实物考证===
 原型为日本的33号对水上电探。
 Became Operational: August 1944
 War Status: not used
 Installed: surface ships
 Purpose: anti-surface ship gunfire control
 Wavelength: 10 cmr
 Peak Output: 2 kw
 Transmitter: magnetron
 Receiver: crystal
 Detector: n/a
 Detected: small surface ship 13 km
 Weight: 800 kg
 Number Built: unknown
 Antennae: round horn, send and receive separate use
 来源：http://www.combinedfleet.com/radar.htm
@@ 第133行： / 第162行： @@
 ===实物考证===
 原型可能为英国的271型、272型或273型雷达。
-Type 271
+'''Type 271'''
 Became Operational:  First fitted to corvette HMS Orchis in May 1941.
 War Status: Used operationally in war on small ships
 Purpose:  Surface Warning
 Wavelength:  10 cm
 Power Output:  5 - 90 KW
 Range:  10 - 25
 Remarks:  First microwave radar set.  Very successful and fitted to hundreds of ships.
-Type 272
+'''Type 272'''
 Became Operational:  1941
 War Status: Used operationally in war on destroyers and cruisers
 Purpose:  Surface Warning
 Wavelength:  10 cm
 Power Output:  5 - 90 KW
 Range:  10 - 25
-Type 273
+'''Type 273'''
 Became Operational:  1941
 War Status: Used operationally in war on cruisers and battleships
 Purpose:  Surface Warning
 Wavelength:  10 cm
 Power Output:  5 - 90 KW
 Range:  10 - 25
 来源：http://www.zhanliejian.com/navweaps/WNBR_Radar.htm
@@ 第177行： / 第226行： @@
 ===实物考证===
 原型为英国的284型雷达。
 Became Operational:  June 1940
 War Status:  Operational
 Purpose:  Main gunnery for large ships
 Wavelength:  50 cm
 Power Output:  25 KW
 Range:  10
 Remarks:  First fitted to HMS Nelson.  Very successful.
 来源：http://www.zhanliejian.com/navweaps/WNBR_Radar.htm
 ==改良型火控雷达==
@@ 第193行： / 第251行： @@
 ===实物考证===
+原型为美国的mk4型火控雷达
+War Status:  Used on Mark 37 and Mark 33 directors, installed September 1941.
+Purpose:  Fire Control of 5" (12.7 cm) guns.
+Power:  N/A
+Wavelength:  40 cm
+PRF:  N/A
+Transmitter Dimensions:  6 x 6 feet (1.83 x 1.83 m)
+Tracking Range:  40,000 yards (37,000 m) on for bombers and 30,000 yards (27,000 m) for large ships.
+Range Accuracy:  40 yards (37 m)
+Bearing Accuracy:  4 mils
+Resolution:  400 yards (370 m) and 10 degrees
+Notes:  Effectively, this set was two half-Mark 3 antennas stacked vertically.  Could not track low-flying aircraft.
+来源：http://www.zhanliejian.com/navweaps/WNUS_Radar_WWII.htm
 ==先进型火控雷达==
@@ 第202行： / 第284行： @@
 ===实物考证===
+原型为美国的mk8型火控雷达。
+War Status:  Used by US Battleships, introduced in l1942-43
+Installed:  Mounted on Main Battery Directors
+Purpose:  Fire Control
+Power:  15-20 KW, later 20-30 KW
+Wavelength:  10 cm
+PRF:  N/A
+Transmitter Dimensions:  10.2 x 3.3 feet (3.1 x 1 m)
+Tracking Range:  40,000 yards (37,000 m) on Battleship sized target
+Range Accuracy:  15 yards (5 m)
+Bearing Accuracy:  2 mils
+Resolution:  400 yards (370 m) and 10 degrees
+Notes:  Scanned via pulse-switching.  Mark 8 mod 0 could spot 16-inch (40.6 cm) splashes out to about 20,000 yards (18,300 m) and the improved Mark 8 mod 3 could reliably spot 14-inch (35.5 cm) and 16-inch (40.6 cm) fire out to at least 35,000 yards (32,000 m).
+来源：http://www.zhanliejian.com/navweaps/WNUS_Radar_WWII.htm