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Wireless camera for Robot but not NTSC or composit — Parallax Forums

Wireless camera for Robot but not NTSC or composit

mikedivmikediv Posts: 825
edited 2010-05-22 16:56 in General Discussion
Hi guys I am building a robot and want to add a wireless camera so I can see where the robot is going . I have a backup wireless camera that I am using its great but it is composite .. so I need a separate monitor
I would like to be able to use my computer so I can send commands and also see what the robot is seeing at the same time ,, is there a wireless camera that could be USB ???? I have been unable to find what I am looking for

I just want a wireless camera that will display via my computer monitor? I have Web Cams but they need to be connected to a USB port?
Thanks I hope I explained it right.

Comments

  • TimmooreTimmoore Posts: 1,031
    edited 2010-05-21 23:21
    how about an ip camera such as the axis 206, you can open up a browser and enter the ip address of the camera have it display in the browser.
    Just thought you want the axis 207 not 206, the 206 is ethernet, the 207 is wireless

    Post Edited (Timmoore) : 5/21/2010 11:50:39 PM GMT
  • TubularTubular Posts: 4,718
    edited 2010-05-21 23:54
    Yeah Tim's right. These wifi cams are getting cheaper. Edimax IC-1520 is a little over $100 but doesn't need a capture card or anything at the other end.

    Someone (can't remember if it is edimax or other) also had a "Wifi Stream Monitor" that decoded the image back to an LCD monitor without any PC

    *edit: these look good too, you could hack the motors for local control, or leave them done via IP
    cgi.ebay.com.au/Wireless-IP-Camera-Webcam-Night-Vision-Wifi-Cam-11-LED-/230475106637?cmd=ViewItem&pt=AU_Business_Industrial_Safety_Security2&hash=item35a963094d#ht_3912wt_896

    NPEDI-IC-1520DPG-lg.jpg

    Post Edited (Tubular) : 5/22/2010 12:05:47 AM GMT
  • mikedivmikediv Posts: 825
    edited 2010-05-22 00:07
    Thanks guys would I just pick up the signal with my wireless router???
  • TubularTubular Posts: 4,718
    edited 2010-05-22 00:13
    You can have a router (get the camera to pick up its IP address using DHCP

    Or you can (usually) operate in "ad hoc" mode where you don't need a router. I've never actually tried ad hoc mode but it should be straightforward. You just set each node (laptop and camera) with a fixed IP address I believe
  • John R.John R. Posts: 1,376
    edited 2010-05-22 16:27
    They get more expensive, but you can also get models of IP Cameras with built in Pan/Tilt/Zoom, and even a serial port.

    I have an Axis 213 PTZ with the connection module. I use the serial port to communicate with the Prop from my laptop or desktop. It's slick, but expensive. There are less expensive PTZ cameras, and less expensive "fixed" cameras with serial ports, but the dual combination gets expensive.

    Any of the cameras I've found with serial ports get expensive. These are targeted at "professional security", and the serial ports are meant to be controlling other devices like gates, data from keypads, etc.

    The IP Camera portion is indeed slick. If you set your router up right (open the right holes) and work with someone line dyndns.org, you can watch the cats while you're at work smile.gif

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    John R.
    Click here to see my Nomad Build Log
  • ercoerco Posts: 20,260
    edited 2010-05-22 16:56
    Since you already have a wireless camera and presumably the matching receiver wihich outputs a composite signal, another option for you is to just buy a video input card for your computer. You can pick up TV tuners or video converters very cheaply now, either in PCI or USB format. They'll come with software that generates a video window on your PC that would work fine for live driving, and you can make an MPEG of the video if you like.

    Now that digital HDTV is here, lots of people have perfectly-functioning analog TV tuner cards they can't use anymore just sitting around. I've also seen them new in the box at swap meets for $5.

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    ·"If you build it, they will come."
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