Specify video format, e.g. NTSC, ATSC, VGA, etc.

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15 views

Simple CameraLink frame grabber with standard embedded systems interface [on hold]

My team and I are currently in the design phase for a cubesat mission, and cannot locate any product that suits our needs. Does there exist a simple frame grabber that can be interfaced with over a ...
1
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3answers
25 views

How does the ELPF and XTAL inputs on the ADV7180 recommended circuit work?

I am looking at the recommended circuit for the ADV7180 by Analog Devices and trying to understand some of the reasoning behind the design choices. I realize some of these questions may be a lack of ...
0
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0answers
39 views

DIY Pixelvision-Type Camcorder?

Preemptive warning: My knowledge of electronics is fairly basic, so please understand that I'm still learning (aren't we all?) so I may not have a clue what I'm talking about. For the past week or so,...
5
votes
0answers
92 views

Lack of color displaying composite video

I'm attempting to output video from a TMS9118 VDP to a television's composite video port. Right now the result I'm getting is grey scale (whereas the background should be green), and I have no idea ...
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2answers
68 views

Composite video (one channel) to RF input of an old CRT TV [closed]

I want to convert HDMI signal to RF signal(antenna input) for my old TV (AV is input broken). If I connect Composite video (one channel) to RF input of an old CRT TV, does it work? Audio to TV is not ...
0
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1answer
47 views

Record video from webcam w/o microcontroller [closed]

I managed to salvage a webcam from a broken laptop, and I'm looking to use it to record video in a small package to attach to a rocket. However, I need to record the video to some data medium like a ...
0
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2answers
38 views

Fiber Optics as a video source and a switch?

Is it possible to put a fiber optic bundle together and play video thru the colors of the tips (if they were all flush next to each other Is it possible to touch the end of fiber optics with hand or ...
0
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1answer
51 views

How to match impedance when driving 75ohm differential video amp with single ended RS-170 video output?

I am trying to feed RS-170 video signal from a single ended amp to a differential 75 ohms video amp. When I connected RS-170 signal to + of the differential and RS-170 return to - of differential, ...
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1answer
78 views

PAL data with ADC?

Is it possible to receive PAL video data from ADC of STM32 for example ? I made a program which convert analog data to digital data (tested with analog accelerometer). It is the same for PAL video ...
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1answer
35 views

How to fix a frequency shifted audio part of an RF signal?

I tried to connect an old Japanese (NTSC, System M) video gaming system (an original Famicom, HVC-001) to a rather modern multisystem LCD TV-set (Sharp LC-43CFE5222E). The TV tuner is capable of ...
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2answers
95 views

Is it possible to transmitting video signal on 433MHz? [closed]

A video of 2MP or lesser at a distance of 2-3Km. Is it possible to transmit it on 433MHz ISM band?
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1answer
126 views

Generating video with ZYNQ, using IP block design?

I am trying to implement a video streamer on Digilent ZYBO board that has Xilinx ZYNQ 7010. By the way, reason of this thing is to test the quality of an encoder board. What I want is to: Generate a ...
-3
votes
1answer
38 views

TFT LCD and PC - How to connect? [closed]

Having this specification, what pins must be connected to a VGA, DVI or HDMI cable? Unfortunately i am totaly unexperienced and do not know what informations are essential for the Question. I have no ...
0
votes
2answers
90 views

Ambilight without computer - µC [closed]

Firstly, sorry for my english. I'm not very confident with this language but i'll try to give my best for you guys :). So, now i will talk about my main problem. For my school project, i have to ...
0
votes
2answers
168 views

Convert BNC to Ethernet to Coax/HDMI

I need to make a cable run of approximately 150 feet. The source is a security camera box and the destination is a large ~42" television with all the basic hookups. The source box is in a room right ...
2
votes
1answer
76 views

Low-Power Video Transmission for IoT

I am currently developing an apparatus for feeding and monitoring my dog remotely. The basic idea is to make this using 2 main components: The first component will be composed of a camera pointing ...
3
votes
1answer
42 views

Looking for links to projects where video decoders are used as general purpose ADCs

The pricing for high speed ADCs is very high. However, since video decoders are used in just about every flat panel display, and these generally contain a couple of ADCs, their prices are very low. So,...
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1answer
106 views

FPGA VGA driver not working

I am not really sure what is wrong with my code bellow for a vga. All I want the program to do is display a solid color on the monitor. I want to use the switches on my card to change the color ...
0
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1answer
163 views

What is Front Porch and Back Porch of a video signal in CRT display? [duplicate]

What is a Front Porch used for? What is a Back Porch used for? What does it mean by active video?
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1answer
142 views

Video Out through USB (or other means)

For an medium-high speed ADC converter, my FPGA is currently receiving 16-bit samples at 54 MHz over an LVDS interface (4 differential signal lines plus 1 differential clock signal). These are video/...
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4answers
135 views

Coaxial/UTP Equalization Circuit

I have a problem with a circuit that transmitts a video signal(PAL 1.0 Vp-p) through a coaxial cable of around 200m.My problem is that the high frequency content is really attenuated by the cable.I ...
0
votes
1answer
142 views

Streaming video from Beaglebone over Xbee module

I would like to stream a video feed from a camera connected to a Beaglebone Black wirelessly. However, we are talkig distances of over 4Km so I don't think a regular 2.4GHz connection would cut it. I ...
2
votes
4answers
577 views

8bit: How to generate video output?

I'm designing an 8-bit computer, trying to stick with low-cost components available in 1984+/-3. Following a previous question, I've completed the 6845-based hardware, except that I have no clue how ...
0
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1answer
120 views

composite (RCA or A/V jack) output Passive splitter

Im trying to connect one CCTV camera feed to a TV and an USB composite encoder at the same time. my question is, would something like this do it? I have doubts about impedance issues, in which case ...
2
votes
1answer
829 views

VESA CVT Standard - How to calculate video timings?

Most video resolutions like VGA (640x480), UXGA (1600x1200) or HD720 (1280x720) are defined by VESAs Coordinated Video Timing (CVT) standard. (It can be freely downloaded from VESA.org). The download ...
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1answer
117 views

How to build an FPGA based video filter? [closed]

I have a computer that outputs a low-resolution (1280x720) image via DisplayPort. I want to take this image and, by programming an FPGA, apply an image processing algorithm that 'upscales' this image ...
0
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0answers
127 views

Video via STM32F746NG (ARM Cortex M7) VS SM320DM6446 (ARM9)?

I am interestedin getting a Video feed from a CMOS sensor module like the OV2640 or OV7670. I found that the STM32F746NG has a camera interface which is useful, but I also found out that the ...
0
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1answer
48 views

Camera on cellphones

Why resolutions when we recording video or taking a picture with our cellphone camera are different? Video recording resolution is always so smaller compared to our photo resolution. Is it hardware ...
1
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1answer
193 views

How can I drive this laptop screen?

How can I drive this screen? It's a 1920x1200 display from an old Dell Inspiron 6000 which is now dead, but the screen is great and I want to use it in a project. Is that a standard (either physical ...
-1
votes
1answer
263 views

Actual difference between rs 343B and rs 343A

What is the actual difference between rs 343A and rs343b? in terms of signal voltage, the number of lines and the specificiations. regards
-1
votes
1answer
68 views

Simple Circuit to stream video [closed]

I want to stream online video to an LCD screen from a phone or tablet. In the circuit will also be an accelerometer, battery, and perhaps a cache (if this would improve streaming). What kinds of parts ...
0
votes
2answers
219 views

Send Pixels From MCU to HDMI

I would like to send pixel data from a MCU (PIC24 or PIC32) to a LCD computer monitor via HDMI. Ideally, I would only update frames as needed and not have to transmit them continually. Can it be ...
0
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1answer
320 views

Use 4-pin S-video cable connector on RGB LED?

I'm hoping to make some 4-pin RGB LEDs (R, G, B, GND) easily hot pluggable, so I'm wondering if 4-pin S-video connectors could be used. Now, 2 of the pins on a S-video connector are GND, so would ...
5
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3answers
454 views

Video Home System (VHS) bandwidth

Standard play VHS video cassette recorders offered only about 3 MHz luminance bandwidth by recording the signal on an FM carrier. What is that carrier frequency? Is it possible to confirm the carrier ...
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3answers
112 views

What makes cables suitable or unsuitable for a given purpose?

I've been working on a homebrew set of VR Goggles w/ head tracking, and am just beginning to plan the cable that will connect the parts on the user's head to the electronics on the main unit (which ...
2
votes
2answers
528 views

How to mix to video sources into a split screen (two inputs, one output)

I want to build a circuit for my car (It has two cameras, front and rear) that shows me the front and rear camera in the same screen (splitted), top half the video from the front camera and bottom ...
1
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1answer
316 views

How can I build a RGB+CSync to SCART video cable for a vintage camera control unit?

I'm an associate professor at a university in Japan, and last year I discovered that my university has two working, vintage Sony DXC-M3A Saticon tube video cameras, along with accompanying power ...
2
votes
1answer
122 views

Opamp, Amplify square wave or video

Suppose I have a digital signal, or at least a signal that is gnd referenced. Like a NTSC video signal for instance like this: Then I have a single supply opamp, and I want to amplify this by 2x ...
1
vote
1answer
1k views

TC358743XBG HDMI to CSI-2 Board

I've got a project in which I have video output from a camera which I can have in either video out or HDMI out. This signal, then, is to be sent to a Raspberry Pi to be used in a computer vision ...
1
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1answer
151 views

Is it possible to encode a mpeg2-ts video with a FPGA linux core?

I need to take an unencrypted HDMI input, buffer that to memory, overlay it if possible, than encode it as mpeg2-ts and output it to an external device. I could do that with a raspberrypi and an ...
1
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0answers
519 views

Convert SOG to VGA using LM1881

I need to convert RGsB (aka SOG or Sync On Green) to VGA. I've built the circuit as shown below: The circuit works but the output picture looks quite striped, something like this image: Any ...
0
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1answer
677 views

Video Standard White Levels, RS-170 or RS-343

I have a customer defining some equipment which outputs analogue video. They have said it would be to NTSC RS-170A standard Y C (on a S-Video, Mini Din connector), however I'm not sure if they really ...
0
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1answer
65 views

What solutions are available for generating video signal?

I'm looking for a video chip that could handle VGA resolution. It should be able to provide VGA, HDMI and Composite video out. It needs to have some basic hardware acceleration eg. built in support ...
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0answers
108 views

RGB Cable Assignments - help

I have a video cable D-Sub 9 pin. Someone know the connector pin assignments to do a RGB 3 bnc cable? Someone can help me? Below, the image of description of the cable
3
votes
3answers
236 views

Separating the AM and QAM components in PAL signal demodulation

I'm attempting to emulate the modulation and demodulation of a PAL video frame in software, but I'm having trouble understanding how the AM (luma) and QAM (UV) components of the signal are separated ...
0
votes
1answer
70 views

Transmitting AV signals one way

I have a video feed that's two AV cables (one sound, one video) and I'm looking to transmit them from the source to about 100-200 meters away. Specifically, I need some sort of transmitter/receiver ...
2
votes
2answers
1k views

Split TV signal to make a video wall

I'm working on this project for University. We are generating visuals by sending audio signals from the computer to an old tv. Left channel to TV's Vertical, right channel to TV's horizontal. We send ...
0
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2answers
277 views

Using 3 Channel Video Switcher Module with Arduino

Hey all I am wondering how to go about switch from camera 1, 2 or 3 using this 3 Channel Video Switcher Module on ebay here. Since there's only V+, V- and signal for the "switch" it looks to take a ...
2
votes
2answers
304 views

Building a framebuffer

I'm trying to build a framebuffer using an FPGA and an external memory. I have a soft core CPU running on the FPGA as well a small chunk of logic to output signals to an LCD. My goal is to have the ...
-1
votes
2answers
72 views

Best Sensor for obtaining types of objects at a distance

I could not completely describe the sensor required in the title, what I am looking for is a sensor that can pick up if there is a different material, from a preconfigured material type, lets say in ...