SONY Sony KDL-42W700B 42-inch Full HD LED LCD TV

The previous TV Panasonic plasma has been used for more than 5 years (G10 series). (To write a draft at night and suddenly curious about how many hours the TV has opened, enter the engineering mode to look at, 5369 boot time 5 years, start 5520 times, count It took us 5.1 hours a day to switch 3 times a day.) It was often not enough for me to watch my TV. I decided to buy a TV in my bedroom.

Panasonic's plasma has shrunk, VT series (as it was defined in the past: V: Very good, great; G: Good, good; S: Standard, standard; U: Usable, can make) has long disappeared, there are still some stocks on Taobao , But far away, plus 300 to the freight, can only blame Panasonic not advance.

Then there was a 2 week long grass for Xiaomi TV, 4K/3D/50 inch/single audio/built-in millet box.... Studying for a long time, because it was to put the bedroom, the independent sound was useless. To connect the living room Panasonic plasma seems to be wrong interface. Forum soak a few days and saw a wide range of issues overwhelmingly complained vowed never to buy millet... Although millet normal high-frequency various beta upgrade, but this is not the rhythm of the mouse . Still decided to give up all kinds of inapplicable functions and return to the fundamentals.

Now on the ZDM all kinds of KEYWORD to find it again, this year, it seems that is 42W700 pushed many times. The price is also awkward diving. March 4.5K, April 4.3K, to early May to 4K, June 3.6~ 3.8K, July 3.6 stable, by August, is already 3.4k back to 200 ..., as a solani in the bedroom, this price and SIZE has been acceptable, is the same size plasma 1/3 .... .

In Gome / Suning / Jingdong have joined the shopping cart, waiting for the payment close to the weekend. It is also good luck, the next night Gome dropped to 3199. Immediately orders, about Sunday delivery. Interlude is issued immediately after the order Breaking the news, the result Xiaobian 20 minutes later said that the price has reached 4299 ... broke the news, I'm sorry everyone.

At the same time is to consider how to send the video to the bedroom. The available sources of the bedroom are interrupted in various upgrades in the past 10 years (mainly after the radio and television exchange of high-definition, the coaxial cable was cut). Can only consider pulling from the living room Come out. So this issue harassed several nights on Taobao ups and downs to 12 points. The DISH referred to in the previous article was the focus of this time. Because there is only one HDMI output, the color difference is also used by SLING. One HDMI 1 in 2 out, all the way out. Then discovered that there is a novelty HDMI TO RJ45 stuff, the high-definition video into the RJ45 interface through HDMI into the HDMI output in the receiving end. Each sending / receiving end is 200 Block. This is not convenient, it does not need extra cables and can be sent to every room... When you almost want to place an order, suddenly you see that this item requires a separate router and cannot be routed to the networked network SHARE. In this way, do not use more than 4 power supply devices. Finally, using the most original method, bought a 15-meter HDMI and walked around the corner. In the ointment, the line is too thick.

Everything is ready, only the TV wall. Sunday until 5 pm before delivery, Sauni customer service said today can not be on the wall. The wall the next afternoon.

Sonny's customer service brother Lili unpacking, took out the machine, did not have time to make a few ass. However, a variety of television sun bills are many, behind the same, the key is to see if there is no color in front. Hang a little high , so there are screen shots from all angles, some shot at night, all dark.

Metal matte border, seams are delicate.

The first time the TV is to be initialized, set up the network, download the data of China.

menu:

Network selection .2 chooses 1 and only one connection at a time.

No application, but no need.

Have a look at the Internet to have any good experience

The answer is no. The input is inconvenient. It is difficult to locate quickly without a mouse. It is better to use a wireless keyboard and mouse, but it is not convenient to look at the computer.

The number of Chinese UI,

Most of the videos in the video are for Pay Per View, and the monthly subscription is 15th. Discard it.

USB/HOME NETWORK, need to open the NAS DLNA to find, and video format support is not very comprehensive. Obviously than to buy an external box trouble.

Sonny's electronic photo frame is also tasteless.

A bit of music, Baidu + meters

Baidu's UI is simple. SIMPLY BEST

TV section:
Input selection, this menu can not be customized. You can only press one by one.

There is a light sensor, but did not feel that the screen brightness automatically changes with the external brightness.

Hard to see a regular wake-up. However, after a regular wake-up, you can only choose a tuned channel number, I would like to ask now you need to tune it. Then it became a tasteless.

There was a bright light below. It was too dazzling in the evening, and it was the winner. It could be closed.

Fast boot options, with environmental protection, if you want to quickly boot to be able to use most of the features, will consume more power in standby. Test off the next fast boot option, when the boot has 10 to 15 seconds can not change the video input .

It is said that there is PIP function, but unfortunately can not be two digital input at the same time around the display. The combination can only be one way HDMI plus one color or all the way to tune. There are only two HDMI inputs, but also do not have access to birds.

The screen does not seem to go away, it should be the reason of direct type LED?

The black level does not perform as well as the plasma, of course, the reflective problem, the plasma lose.

After two SCREEN SHOT screens, after setting the same parameters on the screen, the HankS jeans and the background in the LED do not have boundaries at all. The plasma can better represent these details.

Face detail, LETTERS, LED is a bit sharper. The two figures are above the LED, the following is the PDP. Now I think that sharp is more lovable.

This 42W7 panel, I believe AUO's VA screen. .

Foreign HDTVTest website Benchmark (based on 42W705B) as shown below: (source can refer to the last link)

Personal feeling of use, in general, convenience is good, the chassis at the same time to do the rack is also innovative. Because it is a bracket-based installation, you need to connect the HDMI cable, the TV can be hung on the wall can be very convenient Lift from below to any position.

Appearance material, less than 1CM frame, matte metal shell, feel good, no fingerprint problems, the upper thickness of about a hairy coin, no obvious heat.

In terms of color, I was satisfied with the black color. I had seen the leakage of the LCD in my friend's home. It made me think that I would always use plasma. Looking at the LED is also quite good. The adjustment of the color attributes should improve the overall visual effect.

Extensibility is general, support SONY's products is better, can only be installed from the Opera TV store application, there is a mobile phone remote control application for iOS/Android. LAN playback requires DLNA device support.

Use, the boot response is slower. Probably because the settings need to be initialized. The other menu can not be customized, select the input source will be a bit confusing, if you can put unwanted input SKIP / hidden, while changing the input source name, at a glance will be more convenient .

The remote control that comes with the machine doesn't feel very good. In addition to the four arrow keys, the other buttons are the same too soft material. Considering the price, it is still acceptable. By the way, this goods remote control code actually and millet box second generation The remote control is exactly the same. When selecting the millet box as input, the TV cannot be controlled. .

To sum up, start with a price of 3200 pieces. In addition to the 120 service fees installed on the wall, the others are worth the money back.
Finally sent a hilarious screen shot.

Thank you and Good Night.

HDTVTest evaluation link

WiFi 5 Wireless Router

First, Wireless Router
So what is a wireless router?

Wireless router, according to the definition of Baidu Encyclopedia: Wireless router is used for users to access the Internet, with wireless coverage of the router.

A wireless router can be thought of as a repeater that forwards the broadband network signal from the wall of your home through an antenna to nearby wireless network devices (laptops, Wifi-enabled phones, tablets, and all Wifi-enabled devices).

The popular wireless routers in the market generally support four access methods: dedicated xdsl/cable, dynamic xdsl, pptp, and generally can only support 15 to 20 devices online at the same time. It also has some other network management functions, such as dhcp service, nat firewall, mac address filtering, dynamic domain name and so on. The signal range of the general wireless router is 50 meters radius, and the signal range of some wireless routers has reached 300 meters radius.

The name of wireless router can be separated out of two keywords: wireless and routing.

Understand the technical principle behind these two words, you understand the wireless router.

Wireless is also what we often call Wi-Fi. Wireless routers can convert home broadband from wired to wireless signals, and all devices can happily surf the Internet as long as they connect to their own Wi-Fi. In addition, these devices also form a wireless local area network, where local data is exchanged at high speed and is not limited by the bandwidth of home broadband.

For example, many people have smart speakers in their homes that can be used to control various smart appliances. When you say small X small X, turn on the TV, the speaker actually finds the TV through the LAN and sends instructions, and does not need to connect to the Internet; And if you let it broadcast news, you have to get data through the Internet.

The Local Area Network we talked about earlier, also known as the Intranet, is represented by the Local Area Network (LAN) on the router, so the Wi-Fi signal is also called WLAN(Wireless LAN); The Internet we want to access, also known as the extranet, is represented on the router by the WAN(Wide Area Network).

On the Intranet, the IP address of each device is different, which is called a private address. All devices on the Internet share the same public address, which is assigned by broadband operators such as China Telecom Unicom.

The router is the bridge between the Intranet and the external network. The above mentioned IP address translation, packet forwarding, is the router routing function. In other words, the router is the hub of the home network, and the data of all the devices must be forwarded through it to access each other or reach the external network, which means that one husband is the key and ten thousand men are not open, so the comprehensive router is also called "home gateway".

Second, the demand for wireless routers
I do not know if there is a sudden WIFI break when you play games at home, and a stable router is crucial at this time. However, it is important to note that your WIFI frequently dropped may not be a problem with the router, it may also be a problem with the carrier network. (Router means I don't back this pot)

In fact, for most people, there are two basic requirements for wireless routers

Stable and do not drop
Fast Internet and easy setup
Some people will have some advanced needs:

There are some features, USB interface, can be external U disk or hard disk, can achieve simple nas functions, QOS, etc., to advertising and so on
Mesh networking, when the house area is large, multiple routers can be used for Mesh networking

How to choose a wireless router
The wireless router market is in the transition stage from WiFi 5 to WiFi 6, if you want to buy the first choice is definitely WiFi 6 wireless router, which is the future trend.

The speed of WiFi 6 is nearly 40% higher than the previous generation 802.11ac, and the highest connection speed can even reach 9.6Gbps, while the highest speed of 802.11ac is only 6.93Gbp. More importantly, unlike 802.11ac, which only covers the 5GHz band, WiFi 6 covers 2.4GHz and 5GHz. Although the 5GHz band has less interference, it has weak wall penetration ability, and the 2.4GHz band has strong wall penetration ability, which takes into account each other.

So why choose a WIFI6 router?

Compared with the previous generation of 802.11ac WiFi 5, the maximum transmission rate of WiFi 6 in the 5Ghz band has been increased from 3.5Gbps to 9.6Gbps, and the theoretical speed has been increased by nearly 3 times. WiFi 6's 5Ghz single-stream 80Mhz bandwidth can reach theoretical speeds of up to 1201Mbps and 160Mhz bandwidth of up to 2402Mbps.
The band supports 2.4Ghz and 5Ghz.
In terms of modulation mode, WiFi6 supports 1024-QAM, which is higher than the 256-QAM of WiFi 5, and the data capacity is higher. Some high-end WiFi 6 routers support 4096-QAM.
WiFi6 supports MU-MIMO (multi-user multiple-input multiple-output) technology, and supports both upstream and downstream MU-MIMO, with a maximum support of 8T×8R MU-MIMO. The speed is greatly improved. High concurrency, WiFi6 5GHz band, terminal connections up to 128! 5 times that of WiFi5. Effectively solve the Internet needs of multi-person networking and smart home;
WiFi6 adopts OFDMA (orthogonal frequency division multiple access) technology. After using OFDM to parent the channel, the transmission technology of transmitting data is loaded on the subcarrier, allowing different users to share the same channel, allowing more devices to access, with shorter response time and lower delay.
Low latency, WiFi6 time delay can be as low as 10ms, compared to WiFi5 30ms delay, only 1/3. This performance refresh is extremely friendly to game lovers;
If WiFi6 (wireless router) devices need to be certified by the WiFi Alliance, they must use the WPA 3 security protocol, which is more secure.
The WiFi6 wireless router is backward compatible with WiFi5 and WiFi4 terminals.

Fourth, the misunderstanding of purchasing routers
Is the through-wall router really through-wall?
Mistake; The country has strict limits on the transmission power of the wireless router antenna, if you have a lot of rooms in your home, and there are many walls between them, even if you buy an expensive wireless router, you can not do one to cover all the room signals. If the signal is not good, you can consider multiple wireless router Mesh networking.

Does a wireless router have a stronger signal with more antennas?
More antennas just to match the X*X MIMO mode, the more antennas, the more channels, can only ensure that the network is more stable, the impact on the signal is little, the strength of the signal is only related to the wireless transmission power. The wireless transmission power of the country has a standard.

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Shenzhen MovingComm Technology Co., Ltd. , https://www.szmovingcomm.com

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