Vinyl record, also known as standard play record (SP record), in many music recording materials, its sound quality is the mostClose to the original sound, so by the pursuit of music lovers. From various technical parameters, the sound quality of SP records is excellent. Many famous players, conductors, big bands and singers often choose vinyl as the first release medium.
Vinyl as a vehicle for sound and music occupied almost the entire 20th century until the birth of the CD in 1984. China entered the CD era in 1992, a large number of vinyl production lines were eliminated, and the price of vinyl records fell from about 30 yuan to about 15 yuan. But because of collectors' preferences, since 1994, the price of vinyl recordsThe grid gradually recovered, and by 1996 it exceeded 100 yuan.
Vinyl records dominated the music industry in the 20th century and appealed to people of different ages due to their high sound fidelity and lower cost. Although vinyl records are still used by DJS and radio stations, their status has shifted to being something for family collections or vintage enthusiasts. A vinyl record, also known as an LP or longplay, is a stereo, black celluloid record.
A vinyl record can be listened to for 20 years. If you pay attention to maintenance in daily use, avoid damage to vinyl recordsIt can last more than 20 years. Vinyl records (LPS) are generally more durable than music CDS. The life of CD is usually 20 years or less, because the metal layer on its surface is easily damaged by oxidation. Although CDS are considered to wear less, their oxidation rates tend to be more severe than the wear of vinyl records.
How to use the McDonald's wireless charger: find the port suitable for the mobile phone model and plug it into the mobile phone charging port; Each table has a lot of "vinyl" circlesShape area. Place the mobile phone with the round plastic sheet in the "black film" area of the table. Wireless charging technology (Wireless charging technology; Wireless charge technology, derived from wireless power delivery technology.
The way to use McDonald's wireless charging is as follows: First, make sure your device supports wireless charging. Many new smartphones and other electronic devices already have wireless charging built in. If your device is older, you may need to purchase a wireless charging adapterImplement this function. Second, in McDonald's restaurants, you need to find an area with wireless charging. These areas are usually clearly marked for easy identification by customers.
The use of McDonald's wireless charging method is: put the mobile phone on the desktop marked with a wireless charging sign, you can automatically start charging. In recent years, wireless charging technology has gradually become popular, and public places such as McDonald's have begun to provide this convenience.
The wireless charging service introduced in McDonald's stores is designed to allow customers to easily solve the charging problem of mobile phones and other electronic devices while enjoying food. Just find the annotations that haveThe location of the wireless charging sign, such as the dining table or nearby area, place the device in the designated area to start charging. During use, ensure that the device has wireless charging function, the device and the charging area are not blocked, and turn off the wireless charging function of the device to ensure that the device is identified.
ikisspower. According to the notice issued by McDonald's official: as of March 2023, McDonald's wireless charging brand is ikisspower, customers do not need any cable connection, just place the phone in the charging area to start charging the phone. McDonald's is a large multinational chain in the worldIn 2022, McDonald's revenue of 23.8 billion US dollars, founded in 1955 in Chicago, the United States, has about 30,000 restaurants in the world. They mainly sell hamburgers.
Samsung i9500/ Octa-core Samsung i9500/ quad-core Nokia 920 Nokia 820 Nokia 720 LG E960/Nexus 4 LG Nexus 5 and their upgrades. That's about it. Mobile phone wireless chargingElectrical technology, derived from wireless power transmission technology.
On the new flagship Mi 10, there is a 30W wireless flash charge function, which increases the power of the minute, and there is a 10W fast wireless backcharge, which means that the Mi 10 can be charged for other mobile phones that need to be charged.
BSI wireless charger this brand was established in 2010, do not know what brand of wireless charger is good, you can look at BSI this brand, it is relatively well-known in the field of wireless charging, whether it is in shape, or function, have a good performance.
1, ①, how much is the charging induction distance of the above wireless charger, to the wireless charger his induction distance is generally: 8mm.
2, the wireless charger distance produced by different manufacturers will be different, generally speaking, within 2 to 3 meters can achieve effective charging.
3, generally in about 0.9-2 meters of high-power wireless charging transmission distance up to 5Wireless charging technology can be divided into two ways: low-power wireless charging and high-power wireless charging. Low-power wireless charging often uses electromagnetic induction, such as the Qi method of charging mobile phones, but ZTE's electric vehicle wireless charging method uses induction.
LANWK (LANWK) charging quickly, a very small wireless charger, full of national tide, things are good, thinner than imagined, charging response is fast, worth starting!Looks pretty, small and delicate, charging speed is very fast. NILLKIN's ambient light is also great and can be used as a night light at night! The charging speed feels acceptable, 40% of the charge is basically full in two and a half hours.
PISEN: high appearance level, light and portable, C port design is easy to use, and has good support for Samsung mobile phone wireless fast charging. Green (UGREEN) : simple appearance, high charging efficiency, support while charging hot spot, suitable for Apple users. Millet (MI) : beautifully designed, ultra-thin and lightweight, can charge the headset, it is recommended to match 20W Charging head to improve efficiency. Mophie: practical function, simple design, easy to carry on business trips, suitable for office environment.
MI Mi is 2013 into the field of mobile power, the product on the market has won the love of many consumers, but also the world's largest shipments of mobile power brand, products are exported to countries around the world.
It seems that I am generally two power supplies if it is a business trip or travel then use a large capacity mobile power supply if it is usually used to go out then use Sino Apple wireless direct charge to carry a little more convenient but direct charge productionProduct is small capacity can only give a mobile phone charge, of course, the volume is also small usually use is good.
1, MI Mi wireless charger (universal fast charger) experience sharing: I finally had the honor to exchange points to this millet wireless charger, although it was not favored by Dama before. It has a distinctive exterior design and is smaller compared to my DT-900Clever, the use of circular design, easy to carry, the top of the silicone material is both non-slip and comfortable, but easy to accumulate dust, if you can learn from the NetEase cloud sense phone case material, the touch will be better. 2, like the Palm Pre, Lumia 920 is also equipped with a lot of pioneering technology: the industry's first mobile phone to add optical anti-shake components in the camera, the second mobile phone to support Qi standard wireless charging (the first is Sharp SH-13C), bringing wireless charging into the public view. With the end of the Windows Phone ecosystem, Nokia's mobile phone business is also coming to an end.
6, may be out of power, protection