Spoiling History: Starting from the Three Kingdoms

Chapter 293 Beacon Tower and Signal Tower

Zhao Yun controlled himself and tried not to look at the master who was knocking Zhang Fei on the head.

Kneeling and sitting aside, he sighed softly with the military advisor:

The Tang Dynasty and the Han Dynasty are so similar.

Kong Ming nodded silently to Zhao Yun's sigh.

After all, the difference is only more than four hundred years.

And if the country is governed according to normal circumstances, it is natural to refer to successful cases.

The martial arts methods of the Tang Dynasty may have been learned from the troubled times, but the martial arts methods naturally required more learning from the Han Dynasty.

However, when he thought of the familiar reasons for his decline, Kong Ming couldn't help but sigh:

It’s not necessary to learn to be so similar...

Does Zilong know anyone who is good at raising horses in the north?

Zhao Yun shook his head honestly:

General Gongsun did have horse officers under his command, but most of them had nothing to do with conservation and breeding as mentioned by later generations.

His duties are only to take care of horses and treat animal diseases.

Kong Ming knocked his head and said with a smile:

I forgot that General Gongsun chooses horses based on coat color.

But regardless of whether it is General Gongsun who can pack horses and only take white.

This is the same Emperor Li Tang who can leave 700,000 horses for his son.

They all can only envy him.

Yun Chang obtained thousands of fine horses during the Battle of Xiangfan, and now he takes care of them as treasures.

Yide was still waiting for Han Sui and Ma Chao to deliver the first batch of horses agreed upon.

The total of these two is less than 10,000 horses. Compared with the number of 700,000, one can only look up.

Li Shimin of Ganlu Hall stood up suddenly:

How many horses will you get if you defeat the Turks?

Fang Xuanling only briefly recalled this and said:

More than 70,000 horses enter the racecourse.

Of course, the number of horses in the Eastern Turks is more than this number, but since they want to rule the other party, they must be kind and cannot rob everyone of their belongings.

Therefore, the final seizure was only this number.

Li Shimin did some calculations and was very pleased in the end:

I never imagined that I, Tang, could be so talented!

Compile this theory of breeding into a book, and tomorrow I will personally write to Zhang Wansui.

While talking, Li Shimin also made a special point:

It is a blessing to respect old friends and leave their names in history because of their talents!

Yuchi Jingde's mood was even more complicated.

If he hadn't been mentioned, he would have almost forgotten this person.

When Song Jingang was defeated ten years ago, Yuchi Jingde and Zhang Wansui surrendered to His Majesty.

He relied on his bravery to shine, but where is Zhang Wansui? His achievements in all battles are unknown.

Later, I heard that he took the initiative to ask Ying to raise horses. I thought that the two people who served under Song Jingang were drifting apart, but I didn't expect...

Back then, this taciturn young general laid the foundation for a prosperous era with his own hands.

After mentioning Yuchi Jingde, Li Shimin looked at the words Bansheng Mingjun with a somewhat complicated mood.

Judging from the number of horses alone, this Taixuan flourishing age was not as continuous as previously imagined.

It's more like a prince inheriting Zhenguan's foundation, but spending a lot of money. In the end, Xuanzong took over a Tang Dynasty with half of its national power.

result……

The easiest thing here is to win in military formation.

This is the sigh of the Emperor of Tang Dynasty.

Several generals in Ganlu Palace who surrendered to Li Shimin after their defeat nodded:

Anyway, you win, you can say whatever you want.

Fang Xuanling and Du Ruhui knew why Li Shimin sighed, and looked at each other tacitly, thinking of each other's sons.

I couldn't help but also nodded silently:

Who says it's not?

Yan Liben couldn't help but feel a little angry.

If he could directly enter an official position, he would not bother to use his skills to become an official.

Although I feel like painting is pretty good now, why can’t I get used to the look of these people?

The sigh only lasted for a moment, and Li Shimin, who loved good horses, immediately fell into imagination:

If we break through the Western Region, I wonder if Zhang Wansui can support me with hundreds of thousands of bloody horses?

Fang Xuanling and Du Ruhui sighed, they still had to write down what they should do:

We need to consult the Ministry of Civil Affairs.

Maybe we should ask Sinong Temple directly?

Sinong Temple is suitable.

The two nodded and wrote this down.

[In the reign of Emperor Gaozong, one of the consequences of the corruption of Ma Zheng was that the troops lost their ability to respond quickly.

It was still Pei Xingjian's battle with 300,000 men. The Tang army was several times more numerous than the Turks, but they were still defeated. One of the reasons was that there were not enough cavalry.

Later, because Prime Minister Pei Yan distorted the facts, two leaders were beheaded in Chang'an. As a result, the Turks and the Tang Dynasty were completely at odds with each other as Pei Xingjian had guessed.

The Turks have been attacking and plundering from different directions every year. I bet your Tang army won't be able to react.

Later, more than 20 years after Li Zhi's death, Zhang Renyuan, a general of the Tang Dynasty, couldn't stand playing hide and seek, so he re-imported the beacon system of the Han Dynasty and made more scientific improvements. From this, the suspended attic-style beacon tower was born. .

This kind of beacon tower can be regarded as a small house built on a small earth tower, just like our water tower today. However, the top and bottom can only be climbed by rope ladders, so that even if it is attacked, the beacon soldiers staying on top can be cut down. rope ladder, then light the fire to signal.

Zhang Renyuan also improved the beacon signals, requiring the beacon towers to send signals to each other in the early morning and at night, raising one fire when it is safe; raising two fires when hearing the police; raising three fires when seeing smoke and dust; and burning firewood cages when seeing thieves.

Zhang Renyuan built 1,800 beacons within an area of ​​300 miles. So far, Shuofang was finally at peace. The Turks did not dare to cross the border. Instead, Shuofang laid off tens of thousands of soldiers and saved expenses.

Relying on beacons, it only takes one night to transmit a signal from Liaodong to the Western Regions. Beacons can be regarded as one of the best means before the radio era...

For example, during the Napoleonic era in France, some people incorporated cryptography methods based on the beacon system's ideas and built a communication tower that was considered very advanced at the time.

It is still similar to a beacon tower, with a signal tower built every five kilometers.

This type of signal tower does not burn a flame, but has a T-shaped beam built on it, with a cantilever at each end that can be pulled by a rope.

Each cantilever has seven angles, and the beam can also swing at two angles, so the signal tower can theoretically display 98 different patterns.

Its working principle is similar to that of a beacon tower. It only needs to observe the shape of a nearby tower, and then communicate the pattern to the next communication tower.

The person sending the message does not need to know the content of the message. After the message reaches the destination, a communicator will decipher the content by comparing it with the code book.

The advantage of this kind of signal tower is that the messenger does not need to know the content of the message, he only needs to follow the instructions.

The biggest advantage is of course the propagation speed. Theoretically, a signal can travel a thousand kilometers in twenty minutes.

This device was quickly improved. For example, the tall tower built in Austria used electric lights, similar to Morse code to communicate at night.

Later, someone had an idea and incorporated a telescope that only required glass, so that the distance between the two signal towers could be farther, saving costs.

However, the telegraph was soon invented, and this type of signal tower was quickly eliminated. 】

Kong Ming couldn't help but sigh again at the wonderful ideas of later generations.

What was said to be a codebook reflected on the light screen made Liu Bei dizzy, but Kong Ming and Fazheng quickly figured out the clue.

Kong Ming was a little unsure:

It seems to be derived from arithmetic...

Fa Zhengze is fascinated by the content it depicts:

Even if you can transmit orders thousands of miles in one hour, you are still powerful.

Even Zhang Fei's expression became more cautious:

If a beacon is used as a signal, it can only be used at night, which is very inconvenient. If it is used to burn smoke during the day, it will cost a lot of money and it is easy to send a warning by mistake. It only needs to be changed...

As a leader, Zhang Fei feels this most clearly.

On the battlefield, they are worried about signal confusion and unchanged transmission, so they can only rely on burning smoke to transmit the simplest possible signal.

For example, the simplest attack, retreat, victory, failure, etc.

But if they can be five hundred miles apart and can accurately convey Fan Jiang, please run a hundred miles north, then run fifty miles west, and make a sneak attack on the enemy's rear, then the effect will be completely different.

It's just that these words seem to be quite simple to convey.

Fazheng studied it and was a little scratched his head.

Kong Ming didn't care much about this. The writing was different, so there was no need to completely imitate his predecessors.

The example given by the light curtain was clear, so he quickly understood that there were only two important things in this set of communications: secret words that both the sender and the receiver understood, and various combinations of markers.

Even without this T-shaped rocker, the same effect can be achieved with multi-color flags.

More importantly, after Kong Ming did some research, it seemed that short-distance communication was more useful using this secret language.

And Kong Ming soon discovered a new name: Telescope? Glass?

On the light screen was a simple sketch of a little man, holding a cylinder in front of his eyes and pointing it at a tiny signal tower in the distance.

“Only clear glass!”

In Chengdu's glass workshops, the glass that can be fired today still has obvious impurities, but some of it can barely be seen through.

When Kong Ming was playing around in his spare time, he also discovered that when looking through glass, what he saw would be obviously deformed.

In this regard, he originally planned to go to Hanzhong after winter to cut ice to replace transparent glass and study it.

Unexpectedly, he had seen something similar now, so Kong Ming realized it almost quickly:

Installed in a tube... depending on the convexity and concavity, will there be different effects?

According to what he said, it seems that he can see things in the distance?

Kong Ming suddenly felt itchy, wishing that it would snow heavily in Hanzhong tomorrow, so he immediately went over to get ice to try.

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