Difference between revisions of "Akan m/45B (20 mm)"

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== Description ==
 
== Description ==
The Akan m/45B is a 20 mm autocannon. The only vehicle that uses it is the PBV-301. This is a rank 2 SPAA in the Swedish tech tree.  
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''Write an introduction to the article in 2-3 small paragraphs. Briefly tell us about the history of the development and combat using the weaponry and also about its features. Compile a list of air, ground, or naval vehicles that feature this weapon system in the game.''
  
 
=== Vehicles equipped with this weapon ===
 
=== Vehicles equipped with this weapon ===
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=== Available ammunition ===
 
=== Available ammunition ===
 
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''Describe the shells that are available for the weapon and their features and purpose. If it concerns autocannons or machine guns, write about different ammo belts and what is inside (which types of shells).''
==== Ammunition ====
 
 
 
* '''Default:''' AP-T · HEFI-T · HEFI-T
 
* '''slsgr m/42:''' HEFI-T
 
* '''slpgr m/42:''' AP-T
 
 
 
{| class="wikitable sortable"
 
! colspan="7" |Penetration statistics
 
|-
 
! rowspan="2" |Belt
 
! colspan="6" |Penetration @ 0° Angle of Attack (mm)
 
|-
 
!10 m 
 
!100 m 
 
!500 m 
 
!1,000 m 
 
!1,500 m 
 
!2,000 m
 
|-
 
|Default 
 
|42 
 
|40 
 
|30 
 
|22 
 
|16 
 
|11
 
|-
 
|slsgr m/42 
 
|2 
 
|2 
 
|2 
 
|2 
 
|2 
 
|2
 
|-
 
|slpgr m/42 
 
|42 
 
|40 
 
|30 
 
|21 
 
|15 
 
|10
 
|}
 
{| class="wikitable sortable"
 
! colspan="10" |Belt details
 
|-
 
! rowspan="2" |Belt
 
! rowspan="2" |Type of
 
warhead
 
! rowspan="2" |Velocity
 
(m/s)
 
! rowspan="2" |Projectile
 
Mass (kg)
 
! rowspan="2" |Fuse delay
 
(m)
 
! rowspan="2" |Fuse sensitivity
 
(mm)
 
! rowspan="2" |Explosive Mass
 
(TNT equivalent) (g)
 
! colspan="3" |Ricochet
 
|-
 
!0% 
 
!50% 
 
!100%
 
|-
 
|slsgr m/42 
 
|HEFI-T 
 
|845 
 
|0.14 
 
|0 
 
|0.1 
 
|6 
 
|79° 
 
|80° 
 
|81°
 
|-
 
|slpgr m/42 
 
|AP-T 
 
|845 
 
|0.14 
 
|N/A 
 
|N/A 
 
|N/A 
 
|47° 
 
|60° 
 
|65°
 
|}
 
  
 
=== Comparison with analogues ===
 
=== Comparison with analogues ===
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== Usage in battles ==
 
== Usage in battles ==
___
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''Describe the cannon/machine gun in the game - its distinctive features, tactics of usage against notable opponents. Please don't write a "guide" - do not impose a single point of view, but give the reader food for thought.''
  
 
=== Pros and cons ===
 
=== Pros and cons ===
 +
''Summarise and briefly evaluate the weaponry in terms of its characteristics and combat effectiveness. Mark pros and cons as a list.''
 +
 
'''Pros:'''
 
'''Pros:'''
 
* Good rate of fire
 
* Ok reload
 
  
 
*
 
*
  
 
'''Cons:'''
 
'''Cons:'''
 
* Bad damage to ground targets
 
* Suffers is uptiers
 
  
 
*
 
*
  
 
== History ==
 
== History ==
''Examine the history of the creation and combat usage of the weapon in more detail than in the introduction. If the historical reference turns out to be too long, take it to a separate article, taking a link to the article about the weapon and adding a block "/History" (example: <nowiki>https://wiki.warthunder.com/(Weapon-name)/History</nowiki>) and add a link to it here using the <code>main</code> template. Be sure to reference text and sources by using <code><nowiki><ref></ref></nowiki></code>, as well as adding them at the end of the article with <code><nowiki><references /></nowiki></code>.''
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<!--''Examine the history of the creation and combat usage of the weapon in more detail than in the introduction. If the historical reference turns out to be too long, take it to a separate article, taking a link to the article about the weapon and adding a block "/History" (example: <nowiki>https://wiki.warthunder.com/(Weapon-name)/History</nowiki>) and add a link to it here using the <code>main</code> template. Be sure to reference text and sources by using <code><nowiki><ref></ref></nowiki></code>, as well as adding them at the end of the article with <code><nowiki><references /></nowiki></code>.''-->
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The Akan m/45B is a variant of the [[Akan m/45 (20 mm)|Akan m/45]], an aircraft cannon developed for the [[J21 (Family)|J21]] aircraft.
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Having only finished development by the end of World War II, it was found by the Swedish government to be cheaper to purchase and use British jets such as the de Havillard [[Vampire (Family)|Vampire]] and enter them and their [[Hispano Mk.V (20 mm)|Hispano Mk.V]] cannons into service as the [[A28B|J28B]] and [[Akan m/47B (20 mm)|Akan m/47B]] respectively. As the J21 was retired in 1954, the Swedish found themselves with Akan m/45 guns and no place and use for them. Their solution came from Swedish Army which required a new infantry fighting vehicle for the immediate term and thus the [[Pbv 301]] was developed as a stopgap design. To speed up production, the IFV was developed with proven, but obsolete components such as the chassis of the [[Strv m/41 S-I|Strv m/41]] light tank and the Akan m/45 guns, re-designated the Akan m/45B to serve as their primary weapon. The Akan m/45 would be retired as the with Pbv 301 itself a decade later when their superior [[Pbv 302 (BILL)|Pbv 302]] entered Swedish Army Service.
  
 
== Media ==
 
== Media ==
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== See also ==
 
== See also ==
''Links to the articles on the War Thunder Wiki that you think will be useful for the reader, for example:''
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<!-- ''Links to the articles on the War Thunder Wiki that you think will be useful for the reader, for example:''
 +
* ''reference to the article about the variant of the cannon/machine gun;''
 +
* ''references to approximate analogues by other nations and research trees.'' -->
  
* ''reference to the article about the variant of the cannon/machine gun;''
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* [[Akan m/45 (20 mm)]] - Original aircraft cannon  
* ''references to approximate analogues by other nations and research trees.''
 
  
 
== External links ==
 
== External links ==

Latest revision as of 22:08, 8 March 2024

Description

Write an introduction to the article in 2-3 small paragraphs. Briefly tell us about the history of the development and combat using the weaponry and also about its features. Compile a list of air, ground, or naval vehicles that feature this weapon system in the game.

Vehicles equipped with this weapon

General info

Tell us about the tactical and technical characteristics of the cannon or machine gun.

Available ammunition

Describe the shells that are available for the weapon and their features and purpose. If it concerns autocannons or machine guns, write about different ammo belts and what is inside (which types of shells).

Comparison with analogues

Give a comparative description of cannons/machine guns that have firepower equal to this weapon.

Usage in battles

Describe the cannon/machine gun in the game - its distinctive features, tactics of usage against notable opponents. Please don't write a "guide" - do not impose a single point of view, but give the reader food for thought.

Pros and cons

Summarise and briefly evaluate the weaponry in terms of its characteristics and combat effectiveness. Mark pros and cons as a list.

Pros:

Cons:

History

The Akan m/45B is a variant of the Akan m/45, an aircraft cannon developed for the J21 aircraft.

Having only finished development by the end of World War II, it was found by the Swedish government to be cheaper to purchase and use British jets such as the de Havillard Vampire and enter them and their Hispano Mk.V cannons into service as the J28B and Akan m/47B respectively. As the J21 was retired in 1954, the Swedish found themselves with Akan m/45 guns and no place and use for them. Their solution came from Swedish Army which required a new infantry fighting vehicle for the immediate term and thus the Pbv 301 was developed as a stopgap design. To speed up production, the IFV was developed with proven, but obsolete components such as the chassis of the Strv m/41 light tank and the Akan m/45 guns, re-designated the Akan m/45B to serve as their primary weapon. The Akan m/45 would be retired as the with Pbv 301 itself a decade later when their superior Pbv 302 entered Swedish Army Service.

Media

Excellent additions to the article would be video guides, screenshots from the game, and photos.

See also

External links

Paste links to sources and external resources, such as:

  • topic on the official game forum;
  • other literature.


Sweden anti-aircraft guns
7.62 mm  Ksp 58
20 mm  Akan m/45B · Lvakan m/40B
40 mm  Akan m/70B · Lvakan m/36 · Lvakan m/48
  Foreign
35 mm  Oerlikon KDA (Switzerland)
57 mm  S-68 (USSR)