More toys for the gullible public

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prh1700

Member
Location
edgewater, md
Especially after reding the experiment [/QUOTE said:
Do you have to use a megger to reding an experiment?

OK, These little smiley face icons are just not playing nice. Everytime I go to use one it ends up way up there instead of here.

The megger statement was just a joke.
 

jim dungar

Moderator
Staff member
Location
Wisconsin
Occupation
PE (Retired) - Power Systems
These little smiley face icons are just not playing nice. Everytime I go to use one it ends up way up there instead of here.

Use the ones on the right hand side of the screen when you want the smiley in the post.

Use the ones on the bottom when you want the smiley next to the topic.
 

LarryFine

Master Electrician Electric Contractor Richmond VA
Location
Henrico County, VA
Occupation
Electrical Contractor
He also said that HDMI was bunk, that component A/V cables still gave the best results. I have not researched that one myself but considering the source (ie someone who will make money on the sale of HDMI cables) I feel that the statement has merit.

This is interesting. I wonder if that is true.
I, for one, certainly agree with it. I have only component cabling for my AV system (except for the non-component-equipped sources, of course.) There are hidden flags and signals in digital bitstreams that can control resolution and other aspects.

My pre/pro switches component signals, up-converts composite and S-video singals to component, and outputs to the transcoder that converts the component video to RGB/HV for my CRT projector. Component video is as hi-def as any digital video.
 
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ohm

Senior Member
Location
Birmingham, AL
I installed a cable & power receptacle behind a new 52" high def flatscreen.
It simply went down a few feet and came back out to keep the cables off the wall.

Well the owner pointed out that there were streaks in the picture. He fed his sat converer with a 25 ft. Walmart co-ax cable. I replaced it with a length of 1Ghz RG-6 co-ax from HD. Everything cleared up, I chopped up his extension and I learned something about bandpass.

One question I do have for Larry is; does a single garden variety co-ax connector have a lot of affect on signal quality or can I continue to cheap out on wall outlets?
 

LarryFine

Master Electrician Electric Contractor Richmond VA
Location
Henrico County, VA
Occupation
Electrical Contractor
does a single garden variety co-ax connector have a lot of affect on signal quality or can I continue to cheap out on wall outlets?
For plain ol' cable TV, the cheap crimp connectors (Ideal at HD, right?) are adequate, but for satellite and hi-def cable (and cable internet), I heartily recommend a good compression-type of connector.

You already know that the cable itself matters. Connector quality does, too, but proper connector installation is even more important. Even shield strands hanging outside the connector can cause problems.

To mention: it is unusual in my experience to see the RG6 run directly to the TV in a home-theater installation. There's usually a cable or satellite tuner, and AV cabling from there on; the TV is only a monitor.
 

ohm

Senior Member
Location
Birmingham, AL
For plain ol' cable TV, the cheap crimp connectors (Ideal at HD, right?) are adequate, but for satellite and hi-def cable (and cable internet), I heartily recommend a good compression-type of connector.

You already know that the cable itself matters. Connector quality does, too, but proper connector installation is even more important. Even shield strands hanging outside the connector can cause problems.

To mention: it is unusual in my experience to see the RG6 run directly to the TV in a home-theater installation. There's usually a cable or satellite tuner, and AV cabling from there on; the TV is only a monitor.

Thanks in advance Larry. Do you mean the HD style connectors if made up properly (die crimper) wouldn't insert too much loss or do you advocate the high dollar kind rated in the Ghz?
 

LarryFine

Master Electrician Electric Contractor Richmond VA
Location
Henrico County, VA
Occupation
Electrical Contractor
Thanks in advance Larry. Do you mean the HD style connectors if made up properly (die crimper) wouldn't insert too much loss or do you advocate the high dollar kind rated in the Ghz?
For a couple of plugs, indoors, the cheap ones are okay, but if I were doing a complete premises wiring job, I'd get a bag of good connectors and the right tool.
 
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