Super Weapon Exchange System

Chapter 876: Active sonar

The Type 033 submarine can be regarded as a rather backward submarine. At this time, the boat first pushes out of the sea and travels forward at high speed, while the other submarine turns around at exactly this time.

When the submarine turns, the speed will decrease, so at this time, the 033 submarine has a chance to catch up with the opponent.

"Proactive sonar prepares and warns the other party!" the captain shouted.

As he shouted, the sonar soldier pressed his finger on the button fiercely, and the sonar in front of the bow suddenly trembled twice, and two high-frequency sound waves spread towards the other side.

In the sky, radar is the most common way to transmit signals through electromagnetic waves to search for enemies. However, under water, electromagnetic waves cannot be used, so the most commonly used method is sound.

Observation through sound waves can be divided into active and passive ways.

Passive sonar is the most common way. It is equivalent to an underwater listening device. After listening to the surrounding underwater sounds to discover the enemy, the length of the listening distance and the resolution ability are determined by the performance of the sonar equipment and the sonar personnel. Level.

The active sonar is to launch a sound wave by itself, propagate it, and reflect it when it encounters an obstacle, and it can be used to observe the enemy when it is received by its own side.

Of the two methods, the first is the most commonly used, which is commonly used by submarines to search for enemies, but the accuracy is not high enough, and it is not enough to attack.

The second way, through the transmission and recovery of sound waves, can clearly know the enemy's distance, azimuth and other characteristics. If you want to launch a torpedo, you must use the second way.

It is as if you can launch a missile attack when you lock the opponent with radar in the sky. The second method is the most commonly used warning method.

You have broken into our territorial waters, please float up immediately, otherwise you will be attacked!

The second method is not commonly used at ordinary times, otherwise, if you use it at ordinary times, it will expose yourself and only use it when you attack.

Because this sonar is at the bow of the boat, it can only be used when the bow of the boat is facing the opponent. At the same time, the torpedo tube on the bow can launch a torpedo attack.

The captain did not order the torpedo to be loaded, nor did he plan to launch the torpedo.

Launching a torpedo is really an attack. In the Cold War, even the Eagle and the Bear countries usually confronted underwater, and no torpedoes were launched. Once launched, it was the beginning of the war, even if the opponent entered its own side. The territorial waters cannot be launched either.

Besides, the other party is a nuclear submarine. If it is hit by one's own torpedo and explodes, it will cause serious pollution to one's own sea.

This is just a warning. As long as the other party floats up and leaves the waters of Han State, it is over.

"Boom, boom!" Two sonar waves hit the body of the Victor-class submarine here. The sound waves stimulated the body of the boat. The cavity formed inside the boat amplifies the sound. At this time, The people inside were shocked when they heard this voice.

If during the war, it means they have been attacked!

Submarines are only capable of fighting underwater, so this sonar wave is just a warning, as long as they surface, they will leave safely, but that is the most embarrassing moment for a submarine soldier!

They would never do this.

Captain Ivanov’s face was calm: "Don't pay attention to it, speed up, go forward five!"

Do you dare to launch torpedoes at yourself? Don't dare to give them the courage!

Therefore, as long as you accelerate, you can get away. How can the opponent's diesel-electric submarine compare with your own at the terrible speed?

The noise of the submarine is related to the speed. At a speed of 3 to 5 knots, the noise is very small, and it can not be heard more than ten nautical miles away. It is definitely a miracle that the 033 can find them.

When sailing at full speed, the noise will also increase rapidly. When sailing at full speed, you simply picked up a big horn and told the other party that I am here!

But Ivanov is not afraid.

What happens when the other party knows that he is here? The other party simply has no ability to stop oneself.

If it was discovered by the Eagle, then the Eagle’s anti-submarine aircraft has already taken off. The submarine is in the sea and can’t run the anti-submarine aircraft anyway. The opponent will throw a buoy on its head to determine its own position. , Maybe the anti-submarine deep bomb was dropped.

But what do the Han people have?

The Han Chinese only have surface ships capable of anti-submarine, and they are all backward technology. They do not have anti-submarine aircraft, not even an anti-submarine helicopter.

For a long time, Han has only five straight. This kind of helicopter is quite backward. Now it has been discontinued. The Han Chinese navy has nothing advanced. In the salvage a few months ago, the Han Chinese were even forced to import a few from the chicken country. Super Hornet, temporarily relieved of urgent need.

Since they don't have any suitable aircraft to anti-submarine, as long as they increase their speed, they can go out in a big way. This is also to tell the Han people, in these sea areas, they can come and leave if they want!

This shortcoming of Han was not solved until the introduction of the Dolphin helicopter.

Now, although the other party fired active sonar, Ivanov ignored it. In Ivanov's eyes, it was like an itchy boot, and it was useless.

"The other party is still accelerating!" Here, the sonarman continued to shout.

After the active sonar is launched by one's own side, the other party should honestly float up, but now the other party wants to escape wholeheartedly!

"Right rudder three, ready to accept the impact!" the captain shouted loudly.

As he shouted, everyone was shocked.

It's not a state of war, so they can't use torpedoes, but they can't just watch the opponent run away. What should they do at this time?

Then there is only one final solution left, hit it!

The impact tactics of the submarine are destined to be extremely tragic. At the same time, it is also a contest of courage and an underwater competition! At this moment, everyone tightly grasped the things around to stabilize their body, the helmsman turned the steering gear, and the submarine changed its course.

If you look down from the sea, the Type 033 submarine and the Victor-class submarine of the other side will have an intersection point 0.5 nautical miles ahead. If you calculate their respective speeds, you can know that they should reach that position at the same time. It's the intended point of impact!

This rudder steering is quite ingenious. Although it is an emergency, the captain still showed his commanding talent.

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