822, radio stations and ore radios

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Hyundai and Xinghe Group are already on holiday. After all, tomorrow is New Year’s Eve.

Lin Miao is at home, lying on the bed, holding her iPad, and playing games.

Suddenly, a child's voice came, "Sister's WeChat message is here."

Lin Miao opened it and saw that it was Brother Yang. The Chinese New Year is tomorrow, and he didn't know what the boss had to do.

Just pray, you won’t have to work overtime.

"Brother Yang, are you okay?" Lin Miao knew that Yang Fan didn't come to see her when he was fine. He must have something to do when he came to see her, so he didn't bother to chat with him.

"Ask a question, do you have any connections with an old state-owned radio factory? I plan to buy an old-fashioned analog signal broadcasting equipment."

Lin Miao immediately understood why Yang Fan was looking for her. Many of these devices are controlled devices. They cannot be bought casually if you have money.

"Boss, although the old analog signal broadcasting equipment has been eliminated and is basically gathering dust in the warehouse. However, domestic control of this equipment is very strict. You can't use it without going through the formalities after buying it."

"I know, I've understood the relevant policies. I won't use it in China, I will install it abroad, and I don't know how to broadcast in Chinese."

Lin Miao immediately felt relieved. If this was the case, it wouldn't matter.

"Then it's no problem, what kind of equipment do you want?" Lin Miao asked.

"I want to buy a set of dqs1140 from Modu Yidian, which is the one installed on the Oriental Pearl Tower in Lujiazui in Modu. It covers all frequencies in the world and can transmit in the whole band. From full coverage, it is divided into three frequency bands: shortwave and microwave.

.”

Lin Miao gasped. This is a global broadcasting device. As long as you have one, you can broadcast it to the whole world.

However, this thing has indeed been eliminated for more than 20 years, and now the world is dominated by digital equipment. Analog signal equipment is a technology from sixty or seventy years ago. I don’t know if it is still available in the warehouse of Modu Yidian.

"Wait a minute, I have to find someone to find connections over there."

"Okay, don't worry, I'll wait for your news."

Yang Fan put down his mobile phone and continued to study with Yao Guang which radio station equipment to buy from Hyundai. Now as long as it has analog signals, it has basically been eliminated. They can only find it from the backlog of inventory.

However, this also has an advantage. These items can be counted as scraps, thereby reducing the gold required for teleportation.

"During the Spring Festival, let's conduct a surprise training for a group of radio station personnel. Select some girls from the academy to be telegraph operators. Then find some people from those who are good at mathematics to learn how to code and decipher codes." Yang Fan said.

"Actually, it doesn't matter whether you use a password or not. It doesn't matter if you just use the radio and speak in plain language. No one in this time and space understands the radio."

Yang Fan thought about it. It could be used directly as a walkie-talkie. How could anyone intercept the signal?

At this time, WeChat lighted up. Lin Miao replied.

"Oh, Mr. Xiao Yang, you have to reward me. This thing has been eliminated for many years. If I hadn't been well-connected, I wouldn't have been able to find it."

"After a lot of effort, I finally found a set for you. It's currently sitting in a warehouse gathering dust. But after some testing and simple maintenance by the manufacturer, it should be able to be used normally."

"However, the manufacturer has some ugly words ahead. There are two plugs there and you are not allowed to pull them out. If you pull them out privately and interfere with certain dedicated frequencies, and something goes wrong, the manufacturer will be irresponsible."

Yang Fan naturally knew that that thing was welded to prevent confusion between civilian and non-civilian frequency bands. He was using it in the Ming Dynasty anyway, so it didn't matter even if he pulled it out, it would not have any impact here.

"Don't worry, it will never interfere with non-civilian frequency bands. How much does it cost? When can it be delivered?"

"That's no problem. This thing is not cheap. It costs 30 million. It includes a complete set of supporting equipment and installation instructions. There are also a lot of spare parts in the warehouse, all packaged for you. Anyway, this thing is obsolete. You can keep it.

It's useless. But when these spare parts are used up, you have to find parts yourself." Lin Miao said.

"Okay, the price is acceptable, when will it be shipped."

"We have a holiday tomorrow. After the eighth day of the Lunar New Year, the manufacturer will debug it first and it is estimated that it will be shipped next month."

Yang Fan is not in a hurry to use it. He plans to install this set of broadcasting equipment in the new city.

Find a commanding point on the back hill of the new city, build a castle, and install it on a tall tower. Another advantage of this equipment is that it does not require a high launch height, as long as 150 meters is enough.

Although Yang Fan was supporting Zhang Pu in setting up the Jiangsu Newspaper, he could not leave all the news and propaganda mouthpieces to others.

He will establish the Imperial Daily in the north and at the same time open a Xincheng radio station.

Yan Xiaoyi has been working as the first military reporter for a year. So far, she has led a reporter team of more than 30 people.

Yang Fan was going to transfer her back from Duolun to be the editor-in-chief and start the Imperial Capital Daily.

After this equipment is installed, it can broadcast to the world. After pulling out the two restricted pornographic films, a military channel can be opened for military communications.

In the future, your troops will be able to listen to radio programs no matter how far they go on expeditions. Your fleets will be able to receive broadcast signals no matter which sea area they are in around the world. This can greatly comfort the psychology of these expeditionary soldiers.

With a radio station, you can transmit signals, but you also need a radio. In this way, you can receive signals and convert them into sounds.

Yang Fan is planning to build a passive radio, also known as a mineral radio.

Ore radio refers to a passive radio without an amplification circuit, which is composed of an antenna, a ground wire, a basic tuning circuit and ore as a detector. It is the simplest radio receiving device and is mainly used for the reception of medium-wave public radio broadcasts.

People are accustomed to refer to radios that do not use a power supply and have only one semiconductor component in the circuit as "ore radios." Because ore was originally used as a detector, it got its name.

This thing is very simple. It requires no electricity and only needs an antenna. It passively receives radio signals.

This chapter is not over, please click on the next page to continue reading! Yang Fan's current technical level can completely make it, but the radio cannot be made, but there is no problem at all with the ore radio. In the academy's electronics class, students can make it by themselves.

If you want to improve reliability, improve sound quality, and increase frequency modulation capabilities, the size of the radio is a bit large if it is manufactured under the current technical conditions. It is estimated that the radio with the wooden casing will be about the same size as an old-fashioned picture tube TV. Outdoors, a cable of more than ten meters is needed.

High antenna.

Now there are dozens of mineral radios of various designs on the table. After the radio station is opened, Yang Fan will sell this passive mineral radio that does not require electricity across the country.

By then, the people of Ming Dynasty will be able to listen to radio programs at home.

"Then let's settle it. When Chueba goes to work, you can arrange the contract and other negotiation matters, finalize them as soon as possible, and ship them to the warehouse in the neighboring province."

"Okay! Brother Fan, it's the Spring Festival, are there any benefits?" Lin Miao said coquettishly.

"You can have this. You can go to the warehouse in the neighboring province to pick it up this afternoon. A big Spring Festival gift package. For the six of you, a small bucket of three kilograms of salmon caviar for each person. A wild ginseng plant. A box of deer antlers. Siberia.

A wild beehive and a string of Dongzhu bracelets." Yang Fan has been very busy recently and almost forgot about this.

The Vladivostok colony has brought back the first shipment of local specialties. They are all natural and original good things. Yang Fan has a lot of them, so he will give you some rare good things by the way.

"Wow! That's great, Brother Fan loves you!" Lin Miao cheered.

These are all good things, which are difficult to obtain in modern society. Mr. Xiao Yang is always so awesome and generous. He never disappoints people. Lin Miao knows that there will be rewards for doing things for Mr. Xiao Yang.

She quickly sent the good news to the group. Fortunately, everyone had booked a flight for tomorrow morning and had not left Beijing yet. She asked Xingzi to contact Mr. Monkey and send someone to deliver our New Year gift package.

Soon, the group was in a frenzy.

Huang Qiongfa exclaimed: "Dongzhu, it's such a good thing I've never seen before. I'm really looking forward to it. I don't know what it's like."

Li Shasha said: "I heard that Siberian honeycombs are effective in treating rheumatism, so I happened to take them home for my grandma to use."

"Well, Shasha is such a filial and good child. How do you make caviar? I have never done it. Who among you knows?" Ma Xiaoxiao asked.

Caviar ranks among the three most expensive ingredients in the world. Top-quality caviar even has a slight golden sheen and is also known as "black gold."

Lin Miao said: "Leave this to me. As long as you have good ingredients, are you afraid that you can't find a cook? Just wait for my news."

On Yang Fan's side, he has settled the radio station and determined which types of communication stations to purchase. This can be regarded as letting go of a big thing.

In this way, you can go on the expedition with peace of mind.

You can contact your territory at any time and respond promptly to anything.

This time, Yang Fan actually didn't like eating the caviar brought from Vladivostok because it was too fishy.

On the contrary, Xiao Niangpi and Lin Yueru like it very much, especially the steamed egg with caviar. They are very fond of it. They have to eat a little every day for the past two days.

They need to be protected now, so Yang Fan naturally spoils and spoils them, for fear of making them unhappy.

Yang Fan felt a little emotional, time flies so fast, it’s really another year of heavy snow and light snow. In the blink of an eye, it’s already the second Spring Festival in Ming Dynasty.

/

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