Hi guys i got this composite video to RF to send tv signal throughout the whole house with coaxial cable , but this RF converter has no led ,i'd like to add a led ,it has a 5vdc power supply input ,i have a few led in my scrap, can you guys help to add it to the circuit ,i send pics of the circuit,do i need to add a resistor to the led to make it work,thanks
Composite video to RF converter led protect help
Collapse
X
-
Re: Composite video to RF converter led protect help
Just use 150 ~ 220 Ohms 1/4W in series with the LED and then connect it to the 5V supply line with proper polarity, that should be more than good enough.Never stop learning
Basic LCD TV and Monitor troubleshooting guides.
http://www.badcaps.net/forum/showthr...956#post305956
Voltage Regulator (LDO) testing:
http://www.badcaps.net/forum/showthr...999#post300999
Inverter testing using old CFL:
http://www.badcaps.net/forum/showthr...er+testing+cfl
Tear down pictures : Hit the ">" Show Albums and stories" on the left side
http://s807.photobucket.com/user/budm/library/
TV Factory reset codes listing:
http://www.badcaps.net/forum/showthread.php?t=24809 -
Comment
-
Comment
Related Topics
Collapse
-
This specification for the HP EliteDesk 800 G3 + GoPro HERO6 Black 4K Ultra HD Video Camera can be useful for upgrading or repairing a desktop PC that is not working. As a community we are working through our specifications to add valuable data like the EliteDesk 800 G3 + GoPro HERO6 Black 4K Ultra HD Video Camera boardview and EliteDesk 800 G3 + GoPro HERO6 Black 4K Ultra HD Video Camera schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our...09-12-2024, 02:00 PM
-
by falcontechHello
I have a problem with this video converter, I only have S-video output but nothing composite, I think the problem was caused by the sometimes high voltage that is found in the composite rca connectors when there is an amplifier signal and I happened to feel this tension also on my body by touching the plug... -
by sam_sam_samThis is from my son’s gaming computer that at first had minor overheating issues when playing a very intense game with it causing the computer to crash or reboot
Then bough a new motherboard and a new computer case that a cooling system in it already installed also brought the cooling system for this video card but now the issue with it is that it randomly rebooted screen goes blank randomly and suddenly video freezing or started with video being there then blank screen and then the video comes back or it just stays blank for a while and then maybe it will come back but it... -
by falcontechHi everyone I have a problem with this converter, I have no video output on the vga, I have already changed the small chip highlighted on the photo because it heated a lot and I thought it was that, now it does not heat anymore but equally I have no signal, I noticed that the two diodes right on the vga connector are shorted could they be those?...
-
This specification for the HP ProBook 450 G5 + GoPro HERO6 Black 4K Ultra HD Video Camera Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 450 G5 + GoPro HERO6 Black 4K Ultra HD Video Camera boardview and 450 G5 + GoPro HERO6 Black 4K Ultra HD Video Camera schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on...09-06-2024, 06:20 AM
- Loading...
- No more items.
Comment