Home Automation Structured Wiring Questions.

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Subject Author Date
Structured Wiring Questions. Matias Silva 03-21-05
Posted by Matias Silva on March 21, 2005, 3:14 pm
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I am looking to run the following throughout the house:

1. Coax for cable tv.
2. Coax satellite tv.
3. Cat5 for an analog phone line.
4. Cat5 for Voice-over-IP phone line.
5. Cat6 for Ethernet/Internet

I'm planning it so that all the cabling comes into a control center located on
the 2nd floor. The house is a two story house and it was built in 2000.

My questions are:

1. What is the best way to run wire from the attic through
the 2nd floor ending up at the bottom floor. Do I make 1 ft.
diameter holes in the walls to drill between floors?

2. How do I navigate around/through firebreaks located on the
exterior walls?

3. Would you recommend that I run 1" - 2" diameter pvc piping so that
I can run the wires in the piping. What this allows is for
me to add or remove wiring easily at a later time. My only concern
is that I will weaken the structure of the house by running pvc
through the walls and between floors.

4. In terms of the list above, should I add anymore type of wiring?
I was thinking of an intercom.

Thanks in advance,
Matt


Posted by Al Dykes on March 21, 2005, 6:31 pm
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>I am looking to run the following throughout the house:
>
>1. Coax for cable tv.
>2. Coax satellite tv.
>3. Cat5 for an analog phone line.
>4. Cat5 for Voice-over-IP phone line.
>5. Cat6 for Ethernet/Internet
>
>I'm planning it so that all the cabling comes into a control center located on
the 2nd floor. The house is a two story house and it was built in 2000.
>
>My questions are:
>
>1. What is the best way to run wire from the attic through
> the 2nd floor ending up at the bottom floor. Do I make 1 ft.
> diameter holes in the walls to drill between floors?
>
>2. How do I navigate around/through firebreaks located on the
> exterior walls?
>
>3. Would you recommend that I run 1" - 2" diameter pvc piping so that
> I can run the wires in the piping. What this allows is for
> me to add or remove wiring easily at a later time. My only concern
> is that I will weaken the structure of the house by running pvc
> through the walls and between floors.
>
>4. In terms of the list above, should I add anymore type of wiring?
> I was thinking of an intercom.
>
>Thanks in advance,
>Matt


Seperate CAT5 for VOIP and "ethernet/internet" is redundant and
unnecessary for any "house" smaller than, say, a hotel. 100Mb
ethernet will carry lots of phone calls while every PC in the house is
using the ethernet. Your bottleneck is the upstream speed of your
broadband connection. For DSL this can be as low as 128kb/sec. For
cable broadband it's a a couple Mb/sec or so. Use a switch in your
wire closed and most enternet users won't even see each other's
traffic.

Anything faster than Cat5e has no payback.

In addition to your copper, calculate the right number and location
for WiFi Access points for good coverage. These can be in crawl spaces
or closets and out of site. They get power over the CAT5 cable (Power
Over Ethernet aka POE) so they can be tucked almost anywhere.

I'd look for a new multistation home phone system that included an
intercom function rather than run dedicated wire and seperate
wall/desksets.







--

a d y k e s @ p a n i x . c o m

Don't blame me. I voted for Gore.


Posted by wkearney99 on March 22, 2005, 2:41 am
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> 1. Coax for cable tv.
> 2. Coax satellite tv.

Bear in mind that some satellite systems can use more than a single wire. A
dual-tuner DirecTV unit requires two links to the multiswitch/dish.

Sometimes it's 'better' to put the AV stuff in one place and distribute it's
signals internally instead.

> 3. Cat5 for an analog phone line.

Which allows for up to 4 POTS lines.

> 4. Cat5 for Voice-over-IP phone line.
> 5. Cat6 for Ethernet/Internet

Why both? Granted, if you want two ethernet devices in each location then
you could do this. You could also use a switch at that location. But if
you want a single wall connection for each device then having both is a good
idea.

> 1. What is the best way to run wire from the attic through
> the 2nd floor ending up at the bottom floor. Do I make 1 ft.
> diameter holes in the walls to drill between floors?

One FOOT? How much are wire you thinking of running?

> 2. How do I navigate around/through firebreaks located on the
> exterior walls?

Check with your local building inspection department.

> 3. Would you recommend that I run 1" - 2" diameter pvc piping so that
> I can run the wires in the piping. What this allows is for
> me to add or remove wiring easily at a later time. My only concern
> is that I will weaken the structure of the house by running pvc
> through the walls and between floors.

No more so than what regular plumbing does. You have to take care when
putting holes in structural members of a house. Too many holes in a joist
is a bad thing. Not all walls are structurally significant.

> 4. In terms of the list above, should I add anymore type of wiring?
> I was thinking of an intercom.

Intercom systems will generally run over anything. But their placement is
usually near the entrance ot a room, not where you'd usually put TV, phone
or computer jacks.



Posted by Matias Silva on March 22, 2005, 12:28 pm
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wkearney99 wrote:
>>1. Coax for cable tv.
>>2. Coax satellite tv.
>
>
> Bear in mind that some satellite systems can use more than a single wire. A
> dual-tuner DirecTV unit requires two links to the multiswitch/dish.
>
> Sometimes it's 'better' to put the AV stuff in one place and distribute it's
> signals internally instead.
>
>
>>3. Cat5 for an analog phone line.
>
>
> Which allows for up to 4 POTS lines.
>
>
>>4. Cat5 for Voice-over-IP phone line.
>>5. Cat6 for Ethernet/Internet
>
>
> Why both? Granted, if you want two ethernet devices in each location then
> you could do this. You could also use a switch at that location. But if
> you want a single wall connection for each device then having both is a good
> idea.
>
>
>>1. What is the best way to run wire from the attic through
>> the 2nd floor ending up at the bottom floor. Do I make 1 ft.
>> diameter holes in the walls to drill between floors?
>
>
> One FOOT? How much are wire you thinking of running?
>
>
>>2. How do I navigate around/through firebreaks located on the
>> exterior walls?
>
>
> Check with your local building inspection department.
>
>
>>3. Would you recommend that I run 1" - 2" diameter pvc piping so that
>> I can run the wires in the piping. What this allows is for
>> me to add or remove wiring easily at a later time. My only concern
>> is that I will weaken the structure of the house by running pvc
>> through the walls and between floors.
>
>
> No more so than what regular plumbing does. You have to take care when
> putting holes in structural members of a house. Too many holes in a joist
> is a bad thing. Not all walls are structurally significant.
>
>
>>4. In terms of the list above, should I add anymore type of wiring?
>> I was thinking of an intercom.
>
>
> Intercom systems will generally run over anything. But their placement is
> usually near the entrance ot a room, not where you'd usually put TV, phone
> or computer jacks.
>

Well I'm planning to have a junction box that has two inputs (cable and
satellite)
and have a splitter for the satellite to all the rooms. Thanks for the tip on
running two satellite lines because of dual tuners on the satellite box. I will
plan to have 6 plugs at the outlet. I can label one cable, one satellite, and
one satellite/cable and if if a particular tv needs two inputs either from
satellite
or cable and can just switch one cable over to the satellite/cable. I also could
use a splitter at the outlet and just have two lines coming from the splitter
into
the dual tuner.

Two separate lines for phone, one line will be a phone line so that I could still
dial 911 in case the power goes out. The other will be dedicated for voip. The
voip line will plug into a Linksys VoIP adapter. Granted for the voip line, I
only
need 2 of the 8 conductors, but you never know ...

The one foot diameter hole is for an access hole so that I could drill a 1"-2"
hole
between the walls to the next floor. For example I would cut out a 1ft diameter
hole out of the drywall at the base of the wall. Then I could use a spade bit
to make the 1" - 2" hole to run the pvc piping to run the cables ...

There are drops that I want to put on the exterior walls that reach to the bottom
floor, and these are the walls I am most concerned about ...

I'll need to find where are the joices in my house and avoid getting near them.
I guess
my next step is to find the building plans for my house.


Thanks,
Matt


Posted by Al Dykes on March 22, 2005, 3:38 pm
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>wkearney99 wrote:
>>>1. Coax for cable tv.
>>>2. Coax satellite tv.
>>
>>
>> Bear in mind that some satellite systems can use more than a single wire. A
>> dual-tuner DirecTV unit requires two links to the multiswitch/dish.
>>
>> Sometimes it's 'better' to put the AV stuff in one place and distribute it's
>> signals internally instead.
>>
>>
>>>3. Cat5 for an analog phone line.
>>
>>
>> Which allows for up to 4 POTS lines.
>>
>>
>>>4. Cat5 for Voice-over-IP phone line.
>>>5. Cat6 for Ethernet/Internet
>>
>>
>> Why both? Granted, if you want two ethernet devices in each location then
>> you could do this. You could also use a switch at that location. But if
>> you want a single wall connection for each device then having both is a good
>> idea.
>>
>>
>>>1. What is the best way to run wire from the attic through
>>> the 2nd floor ending up at the bottom floor. Do I make 1 ft.
>>> diameter holes in the walls to drill between floors?
>>
>>
>> One FOOT? How much are wire you thinking of running?
>>
>>
>>>2. How do I navigate around/through firebreaks located on the
>>> exterior walls?
>>
>>
>> Check with your local building inspection department.
>>
>>
>>>3. Would you recommend that I run 1" - 2" diameter pvc piping so that
>>> I can run the wires in the piping. What this allows is for
>>> me to add or remove wiring easily at a later time. My only concern
>>> is that I will weaken the structure of the house by running pvc
>>> through the walls and between floors.
>>
>>
>> No more so than what regular plumbing does. You have to take care when
>> putting holes in structural members of a house. Too many holes in a joist
>> is a bad thing. Not all walls are structurally significant.
>>
>>
>>>4. In terms of the list above, should I add anymore type of wiring?
>>> I was thinking of an intercom.
>>
>>
>> Intercom systems will generally run over anything. But their placement is
>> usually near the entrance ot a room, not where you'd usually put TV, phone
>> or computer jacks.
>>
>
>Well I'm planning to have a junction box that has two inputs (cable and
satellite)
>and have a splitter for the satellite to all the rooms. Thanks for the tip on
>running two satellite lines because of dual tuners on the satellite box. I will
>plan to have 6 plugs at the outlet. I can label one cable, one satellite, and
>one satellite/cable and if if a particular tv needs two inputs either from
satellite
>or cable and can just switch one cable over to the satellite/cable. I also
could
>use a splitter at the outlet and just have two lines coming from the splitter
into
>the dual tuner.
>
>Two separate lines for phone, one line will be a phone line so that I could
still
>dial 911 in case the power goes out. The other will be dedicated for voip. The
>voip line will plug into a Linksys VoIP adapter. Granted for the voip line, I
only
>need 2 of the 8 conductors, but you never know ...
>

I don't think you use "voip" the same way I do.

A voip handset runs voice over an ethernet (or any other IP media,
such as WiFi) and shares the bandwidth. If you are going to use a
Linksys router that has an RJ-11 jack for an analog handset then
you're not installing a viop system in the house, IMO. Just more POTS
wire.

You can expect to see WiFi-capable viop handsets soon, which I think
will be neat.

IMO you only need one POTS phone in the house for 911 calls, unless
it's a _very_ large house.

Put your switch and router stuff on a small UPS. (or maybe not so
small) During the 24 hour NorthEast power outage a couple years ago I
had my DSL connecttion on my UPS and was able to run my laptop for the
entire duration and recharge my cellphone when needed. I was online
and chatting with friends all night. (lucky).




>The one foot diameter hole is for an access hole so that I could drill a 1"-2"
hole
>between the walls to the next floor. For example I would cut out a 1ft diameter
>hole out of the drywall at the base of the wall. Then I could use a spade bit
>to make the 1" - 2" hole to run the pvc piping to run the cables ...
>
>There are drops that I want to put on the exterior walls that reach to the
bottom
>floor, and these are the walls I am most concerned about ...
>
>I'll need to find where are the joices in my house and avoid getting near them.
I guess
>my next step is to find the building plans for my house.
>
>
>Thanks,
>Matt


--

a d y k e s @ p a n i x . c o m

Don't blame me. I voted for Gore.


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