Type 3 Active Sonar Kai

Type 3 Active Sonar Kai No.438 三式水中探信儀改
Sonar Effects: +1 +1 +2 +11 Scrap Value: 2 4

Development
Craftable	Improvable
Refittable Class
Coastal Defense Ship	Destroyer
Light Cruiser	Torpedo Cruiser
Heavy Cruiser	Aviation Cruiser
Battleship	Aviation Battleship
Fast Battleship	Light Carrier
Standard Carrier	Armored Carrier
Seaplane Tender	Submarine Tender
Submarine	Submarine Carrier
Repair Ship	Training Cruiser
Fleet Oiler	Amphibious Assault Ship

Introduction

改修型の対潜兵装です。
日本海軍装備の主力アクティブソナーを改良調整、対潜戦闘の戦訓を取り入れて改修した三式水中探信儀の改良型です。
日本海軍の駆逐艦を中心として、いくつかの艦でより高い運用性を発揮します。

This is an improved piece of anti-submarine equipment.
It is an upgraded version of the main active sonar used by the Imperial Japanese Navy.
The Type 3 Active Sonar has been improved by incorporating lessons learned in combat.
It has increased performance on several ships, particularly on destroyers of the Imperial Japanese Navy.

Notes

ASW Damage Synergy
Small	Small Sonars	Large	Large Sonars
All Sonars (Except Type 0 Passive Sonar)			Type 0 Passive Sonar
DCP Depth Charge Projectors (DCP)
	Type 94 Depth Charge Projector		Type 3 Depth Charge Projector
	Type 3 Depth Charge Projector (Concentrated Deployment)		Prototype 15cm 9-tube ASW Rocket Launcher
	RUR-4A Weapon Alpha Kai
DC Depth Charge (Racks) (DC)
	Type 95 Depth Charge		Type 2 Depth Charge
	Lightweight ASW Torpedo (Initial Test Model)		Hedgehog (Initial Model)
Other ASW Mortars
	Type 2 12cm Mortar Kai		Type 2 12cm Mortar Kai (Concentrated Deployment)
ASW Damage Modifiers
+		1.15x
DCP + DC		1.1x

Large + DCP + DC		1.265xLarge + = 1.15x DCP + DC = 1.1x 1.15 * 1.1(1 + 0.1) = 1.265x
Small + DCP + DC		1.4375xSmall + DCP / Other = 1.15x Small + DC = 1.15x DCP + DC = 1.1x 1.15 * 1.25(1 + 0.1 + 0.15) = 1.4375
Armor Penetration
Indepentant of synergies, these equipment provide armor penetration to ASW attacks: Type 95 Depth Charge penetrates 1 armor. Type 2 Depth Charge penetrates 2 armor. DE get an additional 1 armor penetration if equipped with either of these.

How To Obtain

From quests: B172, F103

Fit Bonuses

Ship	Extra Requirement				Note
Shigure Kai Ni Kamikaze Kai Harukaze Kai Asashimo Kai Ni Yamakaze Kai Ni (D)	(★4-5)		+1		One-time, additional to below
	(★6-7)		+1	+1
	(★8-9)		+2	+1
	(★MAX)		+2	+2
Shigure Asashimo Kamikaze Harukaze Yamakaze Maikaze		+1	+3	+2	Stackable, additional to below
Ushio Ikazuchi Yamagumo Isokaze Hamakaze Kishinami			+2	+2	Stackable, additional to below
Shigure Yamakaze Kamikaze Harukaze			+2	+2	One-time
Ushio Ikazuchi Suzukaze Maikaze Isokaze Hamakaze Yamagumo Umikaze Kawakaze			+2	+1	One-time
Other IJN Destroyers Isuzu Kai Ni Naka Kai Ni Yura Kai Ni Ishigaki Mikura			+1	+1	One-time
Katori-class			+2	+3	One-time between itself, Type 93 Passive Sonar, Type 3 Active Sonar, or Type 4 Passive Sonar

Akashi's Improvement Arsenal

Type	Name	★	Resource							Day							2nd Ship	Note
Type	Name	★								Sun	Mon	Tue	Wed	Thu	Fri	Sat	2nd Ship	Note
	Type 3 Active Sonar Kai	0	20	0	70	60	6/8	4/5	1x	Y	Y S	Y S	Y S	Y S	Y	Y	Yamakaze Kai Ni Shigure Kai Ni
		6					8/12	6/7	2x
		10					-	-	-

12cm Single Gun Mount (Kai 2) • 12.7cm Twin Gun Mount (Model A • Model A Kai 2 • Proto Long-barrel Model A Kai 4 • Model B Kai 2 • Model C Kai 2 • Model D Kai 2 • Model D Kai 3)

Foreign	12.7cm Single Gun Mount (Ger) • 120mm/50 Twin Gun Mount (Mod.1936 • Kai A.mod.1937) (Ita) • QF 4.7inch Gun Mk.XII Kai (UK) • 130mm B-13 Twin Gun Mount (Sov)

Small HA

10cm Twin HA Gun Mount (+ AAFD) • 12cm Single High-angle Gun Mount (Model E) • 12.7cm HA Gun Mount (Single LM • Twin LM • Single Kai 2 • Twin Kai 2) • 12.7cm Twin HA Gun Mount (Model A Kai 3 + AAFD • Model B Kai 4 + AAFD)

Foreign	5inch Single Gun Mount Mk.30 (Mk.30 Kai • Mk.30 Kai + GFCS) (US) • Local Mod. 12.7cm Twin HA Gun Mount (CN) • Local Mod. 10cm Twin HA Gun Mount (CN)

Medium

14cm	14cm Single Gun Mount • 14cm Twin Gun Mount (Kai)

15.2cm/6inch	15.2cm Twin Gun Mount (Kai • Kai 2) • 15.5cm Triple Gun Mount (Kai) • 152mm/55 Triple Rapid Fire Gun Mount (Kai) (Ita) • 6inch Triple Rapid Fire Gun Mount Mk.16 (Mk.16 mod.2) (US) • 6inch Mk.XXIII Triple Gun Mount (UK) • Bofors 15.2cm Twin Gun Mount Model 1930 (Swe) • Bofors 15cm Twin Rapid Fire Gun Mount Mk.9 Model 1938 (Mk.9 Kai + Single Mk.10 Kai) (NL) • 6inch Twin Rapid Fire Gun Mount Mk.XXI (AU)

20.3cm/8inch	20.3cm Twin Gun Mount (No.2 • No.3) • SKC34 20.3cm Twin Gun Mount (Ger) • 203mm/53 Twin Gun Mount (Ita) • 8inch Triple Gun Mount Mk.9 (Mk.9 mod.2) (US)

Medium HA

5inch Twin DP Gun Mount (CD) (+ GFCS) (US)

Large

30.5cm/32cm	305mm/46 Gun Mount (Twin • Triple) (Ita) • 320mm/44 Gun Mount (Twin • Triple) (Ita) • 30.5cm Triple Gun Mount (Kai) (Sov)

35.6cm	35.6cm Twin Gun Mount (Dazzle Camo • Kai • Kai 2) • Prototype 35.6cm Triple Gun Mount • 35.6cm Triple Gun Mount Kai (Dazzle Camouflage)

38cm	38cm Twin Gun Mount (Kai) (Ger) • 381mm/50 Triple Gun Mount (Kai) (Ita) • 38.1cm Mk.I Twin Gun Mount (Mk.I/N Kai) (UK) • 38cm Quadruple Gun Mount (Kai) (Fr)

41cm/16inch	41cm Twin Gun Mount (Kai 2) • 41cm Triple Gun Mount (Proto • Kai • Kai 2) • 16inch Twin Gun Mount (Mk.I • Mk.V • Mk.VIII Kai) (US) • 16inch Triple Gun Mount (Mk.6 • Mk.6 + GFCS • Mk.6 mod.2 • Mk.7 • Mk.7 + GFCS) (US) • 16inch Triple Gun Mount (Mk.I • Mk.I + AFCT Kai • Mk.I Kai + FCR Type 284) (UK)

46cm and 51cm	Prototype 46cm Twin Gun Mount • 46cm Triple Gun Mount (Kai) • 51cm Twin Gun Mount (Proto)

Secondary Guns

Surface

15.2cm Single Gun Mount • 15.5cm Triple Gun Mount (Kai) • 15cm Twin Gun Mount (Ger) • OTO 152mm Triple Rapid Fire Gun Mount (Ita) • 15.2cm Triple Gun Mount (Fr)

High-Angle

8cm High-angle Mount (+ Add. Machineguns) • 10cm Twin High-angle Gun Mount (Carriage) (Kai + Add. Machineguns) • 12.7cm Twin High-angle Gun Mount (+ AAFD)

Foreign	10.5cm Twin Gun Mount (Ger) • 65mm/64 Single Rapid Fire Gun Mount Kai (Ita) • 90mm Single HA Gun Mount (Ita) • 5inch Single High-angle Gun Mount Battery (US) • 5inch Twin Gun Mount Mk.28 mod.2 (US)

Anti-Air

Anti-Air Guns	7.7mm Machinegun • 12.7mm Machinegun • 25mm Autocannon Mount (Single • Twin • Triple • Triple CD) • Bi Type 40mm Twin Autocannon Mount • 12cm 30-tube Rocket Launcher (Kai 2) • 2cm Flakvierling 38 (Ger) • 3.7cm FlaK M42 (Ger) • Bofors 40mm Quadruple Autocannon Mount (Swe/US) • QF 2-pounder Octuple Pom-pom Gun Mount (UK) • 20-tube 7inch UP Rocket Launchers (UK)

Anti-Aircraft Fire Directors	Type 91 AAFD • Type 94 AAFD

Torpedo Weapon

Surface	53cm Twin Torpedo Mount • 53cm Bow O2 Torpedoes • 61cm Torpedo Mount (Triple • Triple O2 • Triple O2 LM • Quad • Quad O2 • Quad O2 LM • Quintuple O2 • Proto Sext O2) • 533mm Quint Torpedo Mount (Initial Model • Late Model) (US) • 533mm Triple Torpedo Mount (Model 53-39) (Sov)

Submarine	Late Model Bow Torpedo Mount (6 tubes) (+ Skilled Sonar Personnel) • Submarine 53cm Bow Torpedo Mount (8 tubes) (Late Model) • Prototype FaT Type 95 Oxygen Torpedo Kai (IJN/Ger) • 21inch 6-tube Bow Torpedo Launcher (Initial Model • Late Model) (US) • Submarine 4-tube Stern Torpedo Launcher (Initial Model • Late Model) (US)

Midget Submarines	Kouhyouteki (Type A • Type C • Type D Kai)

Carrier-Based Aircraft

Fighters

Type 0	Model 21 (Skilled) • Model 32 (Skilled) • Model 52 (Skilled) • Model 52C (601) • Model 21 (Iwamoto) • Model 52A (Iwamoto) • Model 53 (Iwamoto) • Model 52C (Iwai)

Other (IJN)	Type 96 (Kai) • Shiden (Kai 2 • Kai 4) • Reppuu (Prototype LM • Model 11 • 601 • Kai • Kai 2 • Kai 2 (CD1/Skilled)) • Shinden Kai • Prototype Jinpuu

Foreign	Bf109 T Kai (Ger) • Fw190 (T Kai • A-5 Kai (Skilled)) (Ger) • Reggiane (Re.2001 OR Kai • Re.2005 Kai) (Ita) • Wildcat (F4F-3 • F4F-4) (US) • Hellcat (F6F-3 • F6F-5) (US) • XF5U (US) • FR-1 Fireball (US) • Fulmar (UK) • Seafire Mk.III Kai (UK) • Corsair Mk.II (Ace) (UK)

Night	Reppuu Kai 2 Model E (CD1/Skilled) • Hellcat (F6F-3N • F6F-5N) (US)

Torpedo Bombers

Type 97 (Skilled • 931 • 931/Skilled • Tomonaga • Murata) • Tenzan (601 • 931 • Model 12A • Tomonaga • Murata) • Ryuusei (Kai • 601 • CD1 • CD1/Skilled)

Foreign	Re.2001 G Kai (Ita) • TBD (US) • TBF (US) • Swordfish (Mk.II Skilled • Mk.III Skilled) (UK) • Barracuda (Mk.II • Mk.III) (UK)

Night	Type 97 Model E (Skilled) • Tenzan Model 12A Kai (Skilled) • TBM-3D (US) • TBM-3W+3S (JMSDF/US)

Dive Bombers

Type 99 (Skilled • Model 22 • Model 22/Skilled • Egusa) • Suisei (601 • Model 12A (w/ Cluster Bombs • w/ Photo Fuze Bombs) • Model 22 (634 • 634/Skilled) • Egusa) • Type 0 (Model 62 FB (Iwai) • Model 63 FB • Model 64 KMX) • Prototype Nanzan

Foreign	Ju.87C (Kai • Kai 2 KMX • Kai 2 KMX / Skilled) (Ger) • Re.2001 CB Kai (Ita) • Dauntless (SBD • SBD-5) (US) • Helldiver (SB2C-3 • SB2C-5) (US) • FM-2 (US) • F4U-1D (US) • Skua (UK)

Recon

Saiun (4th Recon • East Caroline) • Type 2 • Prototype Keiun • Fulmar (Reconnaissance Fighter/Skilled) (UK)

Jets

Jet Keiun Kai • Kikka Kai

Land-Based Aircraft

Attack Aircraft

Type 96 • Type 1 (Model 22A • Model 34 • Nonaka) • Ginga (Egusa) • Type 1 Hayabusa Model III Kai (65) (IJA) • Type 4 Heavy Bomber Hiryuu (Skilled • + No.1 Model 1A Guided Missile) (IJA) • Do 17 Z-2 (Ger) • Do 217 (E-5 + Hs293 • K-2 + Fritz-X) (Ger) • SM.79 (bis • Skilled) (Ita)

Anti-Submarine	Toukai (Proto • 901)

Heavy	Shinzan (Kai)

Assault	Ki-102 B (+ No.1 Model 1B Guided Missile) (IJA)

Fighters

Type 1 Fighter Hayabusa (Model II • Model II (64) • Model IIIA • Model IIIA (54)) (IJA) • Type 3 Fighter Hien (Model 1D • 244) (IJA) • Type 4 Fighter Hayate (IJA) • Type 2 Two-seat Fighter Toryuu (Model C) (IJA) • Ki-96 (IJA) • Fw 190 D-9 (Ger) • Spitfire (Mk.I • Mk.V • Mk.IX Skilled) (UK)

Interceptors	Raiden • Shiden (Model 11 • Kai • Kai 343) • Type 0 Fighter (Model 22 (251) • Model 21 (Tainan) • Model 32 (Tainan)) • Reppuu Kai (352/Skilled)

HA Interceptors	Me 163B (Ger) • Shuusui (Proto)

Recon

Type 2 Recon (Skilled)

Seaplanes

Fighter	Type 2 Kai (Skilled) • Kyoufuu Kai • Ro.44 Seaplane Fighter (bis) (Ita)

Bomber/Multirole	Zuiun (631 • 634 • 634/Skilled • Model 12 • Model 12 (634) • Kai 2 (634) • Kai 2 (634/Skilled)) • Seiran (Prototype • 631) • Swordfish (Mk.III Kai • Mk.III Kai Skilled) (UK) • Laté 298B (Fr)

Recon	Type 0 Reconnaissance Seaplane (Model 11B • Model 11B Skilled) • Type 0 Observation Seaplane • Type 98 Reconnaissance Seaplane (Night Recon) • Shiun • Ar196 Kai (Ger) • Ro.43 Reconnaissance Seaplane (Ita) • SOC Seagull (US) • OS2U (US) • SO3C Seamew Kai (US) • Swordfish Mk.II Kai (UK) • Fairey Seafox Kai (UK/Swe) • S9 Osprey (Swe)

Flying Boats	Type 2 Large Flying Boat • PBY-5A Catalina (US)

Radar

Small Radars	Type 13 Air Radar (Kai • Kai LM) • Type 22 Surface Radar (Kai 4 • Kai 4 Calibrated LM) • Type 33 Surface Radar • SG Radar (Initial Model • Late Model) (US) • GFCS Mk.37 (US)

Large Radars	Type 21 Air Radar (Kai • Kai 2) • Type 32 Surface Radar (Kai) • Type 42 Air Radar (Kai 2) • 15m Duplex Rangefinder + Type 21 Radar Kai Ni • FuMO25 Radar (Ger) • SK Radar (+ SG) (US)

Submarine Radars	Submarine Radar & Waterproof Telescope • Submarine Radar & Passive Radiolocator (E27) • Late Model Submarine Radar & Passive Radiolocator

Anti-Submarine Warfare

Depth Charge Projectors

Type 94 Depth Charge Projector • Type 3 Depth Charge Projector (Concentrated Deployment) • Prototype 15cm 9-tube ASW Rocket Launcher • RUR-4A Weapon Alpha Kai (US)

Depth Charges

Type 95 Depth Charge • Type 2 Depth Charge • Hedgehog (Initial Model) (UK) • Lightweight ASW Torpedo (Initial Test Model) (US)

Other

Type 2 12cm Mortar Kai (Concentrated Deployment)

Sonars

Type 93 Passive Sonar • Type 3 Active Sonar (Kai) • Type 4 Passive Sonar • ASDIC (Type 124 • Type 144/147 • Type 144/147 + HF/DF) (UK)

Large Sonars	Type 0 Passive Sonar

ASW Planes

Type 3 Command Liaison Aircraft (ASW) (Kai) (IJA)

Rotorcraft

Ka Type Observation Autogyro • O Type Observation Autogyro (Kai • Kai 2) • S-51J (Kai)

Miscellaneous

Anti-Installation

WG42 (Wurfgerät 42) (Ger) • Type 4 20cm Anti-ground Rocket Launcher (Concentrated Deployment)

Shells

Type 91 AP Shell • Type 1 AP Shell (Kai) • Type 3 Shell (Kai)

Engine

Improved Kanhon Type Turbine • Enhanced Kanhon Type Boiler • New Model High Temperature High Pressure Boiler

Landing Craft

Daihatsu Landing Craft (+ Type 89 & Landing Force • Armed • Panzer II) • Toku Daihatsu Landing Craft (+ 11th Tank Regiment • + Type 1 Gun Tank) • Soukoutei (AB-Class) (IJA) • M4A1 DD (US)

Tank	Special Type 2 Amphibious Tank