Q:What is the difference between a dome camera, a gun camera and a dome camera in security monitoring?

Ball with the above two biggest difference is that the ball can control the keyboard to control, generally installed in the need to monitor the relatively large range of the hall, outdoor large area. General bolt and hemisphere price almost. Cheaper on the hundreds of pieces, good also two or three thousand. But the ball will be very expensive, made in the thousands of good brands will reach two or three million.

Q:Home pinhole wireless surveillance camera where to sell? How much is the miniature camera?

And object-oriented design is from another way to solve the problem. The whole backgammon can be divided into 1, black and white sides, the two sides of the behavior is exactly the same, 2, board system, responsible for drawing the screen, 3, the rules of the system, responsible for judging such as foul, winning or losing. The first type of object (the player object) is responsible for accepting the user's input and informing the change of the chessboard layout of the second type of object (checkerboard object). The chessboard object receives the i's change in the piece to be responsible for showing the change on the screen, The third type of object (rule system) to determine the chess game.

Q:What is the difference between monitoring cameras CCD1 / 3 and 1/4?

CCD chip has developed a variety of sizes: the current use of the majority of the chip 1/3 "and 1/4". In the purchase, especially when the camera angle is more stringent requirements, CCD target surface size, CCD and lens with the situation will directly affect the size of the field of view and image clarity. 1 inch - target size is wide 12.7mm * high 9.6mm, diagonal 16mm. 2/3 inch - target size is wide 8.8mm * high 6.6mm, diagonal 11mm. 1/2 inch - target size is wide 6.4mm * height 4.8mm, diagonal 8mm. 1/3 inch - target size is wide 4.8mm * high 3.6mm, diagonal 6mm. 1/4 inch - target size is wide 3.2mm * height 2.4mm, diagonal 4mm.

Q:Monitoring camera Sony chip how to identify

SHARP high and low solution: can be equipped with SHARP D4, HITACHI, NEXTCHIP, A-NOVA

Q:HD camera and infrared camera difference

At present the HD camera refers to the HD 1080P or HD 960P or HD 720P camera, and 1080P called Full HD.

Q:Monitor the camera's focal length 4 meters good or 8 meters good

The focal length is: mm. The smaller the data, the larger the shooting angle is, and the larger the captured range

Q:Monitor how the camera will suddenly no color

2, the normal light, manual control with a switching function of the camera to black and white mode;

Q:Surveillance video can only save 4 days (the original can save about 15 days), is not the hard disk video recorder is a problem?

You are not modified to save the format of the ~ !! You can choose to format the hard disk ~ !! Clear all the contents of the inside to see

Q:Is to use two TV sets, and can use this one to monitor the camera. Can I? How should I pick, but also with what accessories. Please prawn help me, thank you

The easiest way is what is not directly connected to the line, this method is the most simple and most reliable, with a long time to use three links is also easy to oxidize the problem! The line directly connected to the line, to the TV then then a lotus joint on the line, that is, like the DVD cable that line on the line!

Q:An electronic surveillance camera every month to consume how much electricity

Electronic monitoring camera power consumption is very low, with infrared general 6W, that is 24 hours work, the monthly power consumption 6 * 24 * 30 * 0.001 = 4.32 degrees. Without a little lower than the infrared, with a red ball machine power consumption of about 30 degrees per month.