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Mar 1, 2013

Panzer IV in Czechoslovak service

Hello everyone, today we'll have a look at some of the German armor serving in post-war Czechoslovakia. Personally, I find the 1945-1955 timeframe fascinating, when it comes to the Czechoslovak army tank composition. The early Czechoslovak army was a total mess of British, Soviet and German tech, some vehicles being present in one or two pieces only. The German vehicles were - at least initially - quite numerous and the most numerous of them all (along with the "Hetzer", whose history in Czechoslovak service was generally described in the "Czechoslovak tech tree - tank destroyers section") was the Panzer IV.




Let's look back to the chaos of 1945. The war just ended, but the country is in ruins. The army, which practically ceased to exist for six long years is built again, based on the Czechoslovak units, that fought both in the west and east. Little do the soldiers of 1945 know that in 3 years or so, those who fought in the west will be treated as criminals, jailed, tortured and sometimes murdered in prisons and communist "work camps". For now, the army is looking for weapons. Naturally, anything pre-war is totally obsolete, the conflict changed the face of warfare forever and there is no place left for the LT-38 tanks, that were considered to be the best light tanks in the world only 6 years ago.
Naturally, the first thing the new Czechoslovak government does is petition the Allies to help with re-arming post-war Czechoslovakia. However, things didn't go as smooth as the Czechoslovak army would like - the Allies had issues of their own and react only slowly on any Czechoslovak demands or pleas. T-34 tanks are in short supply for now - at least the modern versions - and the army still needs more vehicles. Thus, the idea was born to incorporate captured German equipment into the Czechoslovak army.

The Red Army made a staging ground for captured tech in Michalovce. The Czechoslovak government petitioned the Soviets to release the captured vehicles to the new Czechoslovak forces. The Soviets accepted and the Czechoslovak army gained the 165 relatively undamaged Panzer IV vehicles and 50 Panthers. Furthermore, the the Czechoslovak ministry of natinal defense (MNO) created a committee, tasked with overseeing the salvage operations. All over the country, teams of technicians salvaged damaged or knocked out German tanks and brought them to the Milovice staging ground. The same committee , along with the technical representatives of the Czechoslovak tank command secured all the major ex-German warehouses and tank repair plants in Czechoslovakia (notably near Teplice, Varnsdorf and Děčín), from which a large amount of Panzer spare parts was gained. These parts were also brought to Milovice. This operation took place from 1946 to 1947 and by 1947, 102 more Panzer IV's (80 of which were considered repairable) were collected here, along with 65 Panthers. All the vehicles considered for service/repair were the long-barreled Panzer IV versions (Ausf. G, H, J - however, Czechoslovak soldiers at that point saw little differences between them and simply called all of them "Panzer IV"), however some were hull/turret combinations of various Ausführungs and in some cases, even vehicles who originally didn't have the L/48 75mm gun were refitted with it (a Panzer IV with Ausf.J hull and Ausf.D turret, refitted with the 75mm L/48).

A decision was then taken to repair as many vehicles as possible (proper T-34 production didn't start until late 1951 and the first Czechoslovak T-34's were of poor quality). Originally, a Přelouč-situated company was selected to perform the repairs, but its capacity was not enough and so the old pre-war ČKD Prague company was "called to the rescue". First repairs were scheduled until 1947, but due to the still-ongoing post-war chaos and other difficulties, first 10 vehicles were ready in March 1948 and further 6 pieces until June. These vehicles were thoroughly tested afterwards by the army. The tests showed a series of flaws, the biggest of which was the steering. An alternative ČKD-made steering refit program was considered, but rejected, because the general staff saw little need for using the German tech in the future. The repairs went on in the meanwhile and by the end of 1949 (31.12.), the army officially had 82 Panzer IV's in its service (21 Ausf.G, 43 Ausf.H and 18 Ausf.J). The Panzer IV's, brought to service, were officially re-designated as "střední tank T-40/75" (medium tank T-40/75), regardless of their Ausführung.

In spring 1949, all the re-fitted Panzers were used by the IV. battallion, 23rd Tank Brigade, located in Milovice and from December 1949, 80 of these vehicles transferred to the 1st Tank Regiment in Strašice. The remaining 2 tanks were transferred to the tank training school in Dědice to be used as training vehicles.

The Panzers served in the army for several years - quite successfully, but the wear and gradual lack of spare parts wore them a lot. In the mid 50's (1955/1956), these tanks were being phased out in favour of the T-34's and stored in reserves, where they remained until 1959, when they were completely phased out. Some were used in making of war movies (during which at least one Panzer IV was destroyed to make the movie realistic), 55 tanks were sold to Syria in 1955 (by the time the phasing-out began). Some ended up as gunnery targets in the 60's, one was kept as a museum piece and currently resides in the Lešany armor museum. All the Czechoslovak Panzer IV's were repainted with standard Czechoslovak olive drab coating, as seen here:



In 1955, a plan was also concieved to remove the Panzer IV turrets and use them as bunkers in the western border area. One vehicle had its turret removed and installed on a concrete base at the Jince military testing grounds. It was tested by firing the 85mm AT gun at it. The turret showed to be incapable of withstanding the 85mm fire and the project was completely cancelled. There was also a project to use one of the turrets (with excessive weight removed) on a river gunboat in Slovakia. One boat was so converted and it served in the 50's. The last use was found for the turrets (even though this was a German wartime conversion) as armored train armament. Two such wagons were converted and remained in service until the 50's.

And what became of the Panzer IV's exported to Syria? Various sources differ as to how many Panzer IV's were actually supplied to Syrian and by whom. Some sources claim as few as 28 Panzer IV's were in Syrian service, being imported from Czechoslovakia, Spain, France and the USSR, while the real number was probably significantly higher (as 55 (some sources claim 45) vehicles were imported from Czechoslovakia only). Nevertheless, the Syrian Panzer IV's saw action in 1965's "War over Water" against Israel's Centurions, ironically reenacting the Jewish struggle against the former nazi oppressor's war machines. They didn't fare well and a lot of them were devastated by the long-range Centurion fire, when they were basically used as static bunkers. Further Syrian Panzer IV's were destroyed by the Israeli Super-Shermans during the 1967 Six Day war and the surviving tanks, converted into static firing positions were captured and used by the UN forces afterwards. Some sources claim it was the Wehrmacht veterans, fighting on these vehicles in WW2, who actually trained the Syrian troops.
Furthermore, some sources claim a few tanks were sold to Batista's Cuban government in 1958, shortly before it fell to Fidel Castro.

Syrian Panzer IV, destroyed by the Israelis


Syrian Panzer IV



Sources:
www.valka.cz
M.Dubánek - Od bodáku po tryskáče
P.Turza - Tanky nemeckeho povodu vo vyzbroji cs. armady 1945-1959
I. Pejčoch - Obrněná technika

Feb 28, 2013

New poll is up

As you can see, I'd like to know your opinion on leaks in general. Please vote, thank you.

28.2.2013

- the fact the tank in hangar always displays winter camo is a bug
- T69 has a huge gold ammo penetration (300) "for historical and balance reasons"
- M4A2E4 nerf is a "rollback" according to Storm and as for the Ram II, "nerf" is too strong a word
- the LFP Panther thickness is now 50mm for historical reasons - counts for Ausf.G hull (Storm quotes Jentz and Spielberger, posts this picture and quotes this book part as a reason for the LFP lower thickness), Storm also states the numbers WG used fits the Spielberger books (SS: not really, just checked, Spielberger in his book "Panther and its variants" on page 248 clearly states the LFP thickness for Panther Ausf. A, D and G was 60mm, Storm says it's an error in Spielberger's drawing)
- in 8.4, the profitability and repair costs of VK2801 were changed too
- if you have a bug during 8.4 that the textures are way too dark (like here), it can be fixed by setting the texture quality to maximum.
- it's not possible to turn on the removed speed governor consumable during the initial battle countdown simply because noone ask for this option

About the special vehicles' return to the giftshop

Source: http://forum.worldoftanks.com/index.php?/topic/211242-status-of-rare-and-unreleased-premium-tanks-in-the-gift-shop

Please note this concerns US server, but I think we can assume the same applies to the EU one (RU is probably an exception).

US developer Major_Rampage:

Howdy Tankers!

I know there has been a lot of discussion about the various premium tanks and what is available in the gift shop, each week when the specials come out.

When it comes to the following tanks,  there is no current plan to release them back into the gift shop:

PzKpfw V-IV Alpha
KV-220 Beta
M6A2E1
PzKpfw V-IV
A-32
MTLS-1G14
BT-SV
SU-85I
PzKpfw II Ausf. J
PzKpfw IV Hydraulic
KV-220
WZ-111
PzKpfw 38H735 (f)
PzKpfw B2 740 (f)
Tetrarch
T1E6
Type 59
Type 62
KV-5


The Type59 G will never introduced to this server.
The T23 has been completely removed from the game. There are no plans to re-introduce it.
There are not plans to put the M3 Stuart Lend Lease in the gift shop,  if we do re-introduce it,  it would be part of the upcoming tutorials.

I know this not the answer many of you have been looking for, but I wanted to make sure you knew the status of these tanks

Storm talks about Nvidia drivers


Source: http://world-of-kwg.livejournal.com/165410.html


At this moment, with our game and the Nvidia drivers we find ourselves in a rather stupid situation. The 306 driver series are stable, but they have low performance on mobile chipsets. Version 314 is unstable (it causes crashes when accessing some interface elements) but it improves performance on mobile chipsets by 50-100 percent!
Both we and Nvidia are working at this moment to fix the crashes. So there's hope. If the game doesn't crash for you when using 314 drivers (it doesn't crash for most people and works normally on most machines) and you have a mobile chipset (the one ending with M, for example GeForce 640M), I recommend using these new drivers.

Discussion:

- Storm states it's nobody's fault, just a coincidence
- Storm also states that the crashes happen in the interface (SS: the tech tree to be exact, drop-down menus, research etc.), often a large amount of crashes is caused by mods
- this bug doesn't concern Radeon products at all
- Wargaming is cooperating with Nvidia on this directly, Storm however doesn't know about the details of cooperation

Feb 27, 2013

Czechoslovak T-34/85 and T-34/100 tanks



T-34/85

The history of the Czechoslovak T-34 tanks was long and somewhat colourful. They served in the Czechoslovak People's Army (CSLA) for quite a long time and had several modifications made. Let's have a look at their history in detail.

In order to begin our story, we have to go back to 1945. Germany was just defeated after the worst war in human history and people were slowly recovering from the horrors of nazism, oblivious to the fact that the Soviets weren't the liberators they had hoped for - but they'd soon find out they weren't freed, they just changed one master for another. But for now, freedom was the word of the day. Leftist ideas (supported by the heroic pictures of Soviet troops in Prague on their iconic T-34 tanks) helped to shift the whole political system to the left. The situation escalated in February 1948, when the communists took over the country - and this is where it all started.

In months following the takeover, the army was consolidated, anti-communist elements eliminated and the independent development (notably in tanks) was stopped and fully transferred under Soviet command. Several promising projects were scrapped (for example the TVP and LP tanks) and the technology acquisition focused on Soviet tech. In july 1949, a license to produce a local copy of the T-34/85 tank was acquired from Soviet union and by November, the drawings and plans needed to manufacture the vehicle were transferred from Factory No.183. Along with the plans, Soviet "advisors" (some of them were intelligence agents) were transferred to Czechoslovakia. They helped to build the ČKD plant in Sokolovo and prepare it for production - it was ready by the end of 1950. The (by then nationalized) ČKD thus became the main contractor for the production of the T-34/85 tanks, with Škoda Pilsen being a subcontractor for engines, SMZ Dubnice nad Váhom a subcontractor for the guns and the J.V.Stalin Factory in Martin manufactured the hulls.

The first T-34 tanks were assembled partially from parts imported from Soviet Union. The first tank was assembled on 1.9.1951. Eight more were produced until October and they were subjected to series of army trials (whcih - under the pressure from Soviet Union - were made quicker than usual). The trial results were however a partial failure due to the low manufacture quality of the first vehicles (notably the steering, the clutch, the sprocket drive and the electroinstallation were problematic). However, despite this setback, the tank was given a green light by the government and serial ČKD production started in February 1952 (it continued until december 1953). Imported parts were used until winter of 1952, when the first fully Czechoslovak-made tank rolled from the assembly line. In the meanwhile, a political decision was taken to transfer the manufacture plant from ČKD Sokolovo to Martin (Slovakia) (the reason was the "expected American aggression", in which case Martin wouldn't be anywhere near the frontlines). First tanks in Martin were produced in May 1952 (the production ran for more than a year simultaneously in both plants) and they were manufactured here until the end of 1956.

Between 1951-1956, 2736 T-34/85 tanks were manufactured in Czechoslovakia in total (other sources however claim s many as 3185 tanks in total - it's possible this number includes the VT-34 engineering vehicles, JT-34 crane vehicles and the MT-34 bridgelayer vehicles, PBCHT-34 NBC-proof recon vehicle and PB-34 heavy bulldozer). The early series had their flaws (notably the gearboxes remained problematic for years, their quality was in the first year allegedly even lower than of those manufactured in Soviet union). All the vehicles produced in 1955 and 1956 however went for export (1437 went to the Czechoslovak army, 1299 were exported). In the last 3 years, the quality of the vehicles improved significantly and some improvements were made. The export desitnations were mainly Egypt (820 vehicles) and Syria (120 vehicles), Romania and Bulgaria, but also other exotic destinations, such as India, Iraq and Yemen. Cuba recieved 100 machines (possibly phased out from CSLA service) for 33 percent of their original price and Mali recieved another 10 machines like this also and so did Mozambique.

Apart from the locally manufactured T-34/85, Czechoslovakia also recieved wartime surplus machines directly from the Soviet Union - from 1945 to 1950, 366 vehicles in total (plus 5 T-34/76 in 1945). The 1945 machines weren't new however, they served before with the Red Army Czechoslovak units (1st Czechoslovak Army Corps).

Both the manufactured and the imported T-34 tanks were introduced to the Czechoslovak tank corps from 1952 to 1958 - in 1956, the number of active T-34/85 tanks peaked at 1701 machines in service. From that point, the numbers went down, but the tank remained in active service for very long. In 1967, the ČSLA still had 1120 of those tanks in active service and in 1971 around 780 of these vehicles. Last of these vehicles were apparently phased out in late 70's.

Differences from Soviet vehicles

The most significant difference remained the manufacturing quality. Despite the fact the initial series were quite bad quality-wise, the level of manufacture steadily improved and by 1954, the vehicles were better made than the ones in Soviet union. Notably the technical allowances were lower.

Other changes included:

- installing the German (captured) "Notek" night-lamps on the early vehicles
- shifting the commander's copula more to the left from the axis of the turret
- mounting the light/infralight combo under the common construction on the hull
- the infantry signal horn moved to the back of the vehicle under an armored "roof"
- mounting the compressor for filling the emeregency start gas canisters directly into the tank
- installing the new BTI-3 air purifiers
- bigger 107l fuel tanks
- left oil canister replaced by an additional fuel tank
- different fuel feed system (BNK-12B rotary fuel pump and 12-plunger injecting fuel pump)
- improved clutch
- improved transmission (5+1 with reduction possibility)
- different brake pads
- the braces for attaching logs to the vehicle on the left side of the tank
- special fording kit
- special CSLA one-shot smoke grenades.

The vehicles were armed with the Slovak-manufactured Vz.44 cannon, which was basically an improved version of the Soviet ZIS-53 gun. The ammunition was unified with the Soviet original.

T-34/100

Since early 50's, there have been attempts to improve the design of the T-34/85 to increase its combat value. In 1953, the army technical institute recieved an order to arrange the installation of the Soviet D-10S gun (resp. slightly improved Czechoslovak copy thereof under the name of 100mm vz.44 S, produced in Slovakia for the SD-100 - a Czech copy of SU-100) in the regular T-34/85 turret, if possible without changing the original turret parameters. In September 1953, the Slovak company Konštrukta Trečín was tasked with the development of this project. The initial evaluation of the project stated that the turret modifications would result in changes to depression and gun elevation (-3/+20 degrees), with the rate of fire of 8 rounds per minute.
On 6.4.1954, two design variants were presented by Konštrukta developers to the VTU (army technical institute), along with a preliminary price calculation. Both variants presumed the removal of TŠ-20 indirect fire sights. The gun was also modified by adding a coaxial DTM machinegun to its right side. Both variants differed by solving the gun mantlet and by positioning the gun. Both were also viable, but the price was far less space for the gunner and the loader in the turret. It was absolutely clear that the gun aiming and loading time would suffer. Worse still, it was found out that the ammunition load would suffer too - for both variants, only 6 ready rounds would be able to be stored in the turret itself. Both variants were however sound stability-wise and the designers hoped the handling characteristics of the tank wouldn't be diminished.

Despite this, the project was judged as fundamentally flawed. Even though the army command still wanted to increase the firepower of the T-34/85, it was clear this wouldn't be the way. In April 1954, one army general issued yet another demand for firepower increase for the T-34 for the production years 1955-1960, but this time, they had a completely different weapon in mind (an indigenous Czech 100mm autoloaded and fully stabilized cannon, possibly the still-developed AK1, originally meant for the TVP project). This demand however was not accepted by the high command and that was the end of the attempts to increase the firepower of the T-34. The project was officially cancelled on 30.6.1954 - the main reason for it (apart from the aforementioned flaws) being the successful negotiations about the T-54 production licenses.

Epilogue

As mentioned above, the T-34 served in the Czechoslovak army until the 70's and in that time, it became an icon. First - an icon of liberation from nazism, then an icon of the brutal practices of the 1950's new "people's army" and ultimately a symbol of Soviet oppression. Nevertheless, it has proved its qualities over and over - it was a rugged war machine, that got the job done. In World of Tanks, we can already play this vehicle - personally, I wouldn't mind seeing a Czechoslovak copy thereof in the game. But, I guess that's up to the Wargaming guys.

Pictures

Czech T-34 in Syria


Czech T-34 in Havana, Cuba


Reconstructed T-34



Sources:
www.valka.cz
M.Dubánek - Od bodáku po tryskáče

27.2.2013


As you know, the patch 8.4 has been announced (comes out tomorrow on Russian server). English full patchnotes for example here.

- when the enemy tanks damagets your periscope (rangefinder, vision device) while being out of range for the damaged visor (but not the repaired one), it will disappear with the next cycle of visibility check (SS: the visibility checks frequency varies from splits of second to up to 3 seconds I think)
- damaging the rangefinder (periscope, visor) works even for open-topped vehicles (SS: there it apparently counts as the binoculars being destroyed)
- the top German (Bundeswehr) LT's and meds won't be Bundeswehr-green, they will be gray
- the devs won't remove the possibility of changing your tank models (remodelling)
- HESH shells in game work just like HE shells, this won't change
- Q: "There are rumors the IS-7 will have the speed increased in 8.5, is it true?" A: "Interesting, where did you here these rumors?" (and after the player posted the source - some blog post) "Ah, okay. Not rumors. I don't read posts/suggestion for tank rebalance at all, because history shows that they're wrong in 99 percent of cases."
- no plans to allow the crews to retrain for tanks of other nations, not even for gold
- there is no special medal for dealing damage, as dealing damage is already rewarded with silver
- Conqueror will not be made a premium tank
- torque isn't take into consideration when calculating engine performance
- Leopard and Luchs don't have historically drum-autoloaders, but magazines
- VK3002DB a part of the second medium branch? "Wait for official announcement"
- the VK7201 FaiLowe isn't a fake (confirmed by Storm)
- New branch of German heavies planned? "No comment"
- Sturmtiger will not come in 2013