Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Home theaters consist of televisions, speakers, and various supporting equipment. Caution: product recommendations and electronics are off topic here, appropriate questions here are ones you'd ask the local handyman, like how to run wiring through the walls, or build an enclosure.

0
votes
1answer
38 views

Can audio be transmitted over composite cable? [closed]

I have to transmit audio from point A to point B and all I have connecting those two points is a composite video cable (RGB). (History. Old setup was: Computer->AVR[Video->Projector by composite, ...
1
vote
1answer
62 views

Installing in-wall speakers in an exterior basement wall

I've been debating installing in-wall speakers on an exterior basement wall for a home cinema, and I see problems with every solution. Naive approach Cut out a section down to the concrete and ...
0
votes
0answers
53 views

What's the purpose of a wire from stud to outside?

On a couple of my studs there is a small gauge wire that seems to go through the outside wall to the outdoors (into the flue cavity) as shown in the picture. What is its purpose? This is on the wall ...
1
vote
2answers
106 views

How to turn a cut component video cable into coax?

I need to use a component video cable whose connectors have been cut off as a coax cable. Is that possible? Here's the story: My TV is at location A). The OTA signal arrives by coax to location B) in ...
0
votes
1answer
123 views

Workaround for outputting HDMI audio from PC to Onkyo TX-SR506 receiver [closed]

I bought a used Onkyo TX-SR506 receiver after the seller told me it supports HDMI input. I connected it in the following setup: PC HDMI out ➡ receiver HDMI in receiver HDMI out ➡ TV HDMI in Doing ...
1
vote
1answer
101 views

Can I wire a receptacle to a cord and plug?

I am planning to add a recessed wall box for my TV so I can put the connections behind its wall mount. Most of these boxes come with a pass-through of some sort as well as a spot for a single-gang ...
2
votes
5answers
656 views

Circuit breaker adjustment

Two of the guest bedrooms in my house are under the same circuit breaker trip switch. I just found out that I can't have a 1500W room heater plugged inside each of those bedrooms at the same time, as ...
0
votes
0answers
47 views

Bad and deteriorating TV signal

I use a WISI OR 152 set-top box to receive a DVB-C TV signal. A couple of months ago I rearranged my living room and as a result I had to connect the receiver to the wall outlet with a rather long (~...
0
votes
1answer
31 views

Home Theater HDMI Splitting

What is the best way to repeat a screen (HDMI) on two different devices without losing signal strength? Ex Projector screen and TV, one receiver, one input, without losing picture quality. I have a ...
6
votes
3answers
2k views

What type of screws would work best for hanging a projector from the ceiling?

I installed a projector and a screen a few days using toggle bolts in my drywall ceiling. One of the anchors didn't open all the way up, and the screen fell. So, I searched here, and quickly came to a ...
0
votes
1answer
37 views

sound absorption material for home cinema

So I've started my home cinema project, read a ton of websites and have the basics planned. What I don't know yet, and the Internet is full of conflicting opinions, is what the best material for ...
0
votes
1answer
67 views

Is my Optoma HD20 projector repairable?

I've just come home from a trip and found that my Optoma HD20 appears to be broken. When I turned it on, I don't get the usual Optoma logo, but instead unmoving static broken by a black bar. ...
0
votes
0answers
531 views

Will running two speaker cables next to each other cause interference?

I have a path through which I'm running some speaker cables behind some crown molding. I would like to use the same path for two 12 gauge speaker cables for about 25 ft. Will it cause interference ...
1
vote
5answers
840 views

Any fabrics that block visible light without blocking IR/Bluetooth?

I'm wondering what materials would block visible light (emitted from LEDs, for example) but would not impede IR signals or Bluetooth. Context: I'd love to block all the blinky lights on my home ...
-3
votes
1answer
273 views

Why are there no tv projectors with optical out? [closed]

I must be missing something obvious here. I'm looking at TV projector for a home theater setup and non of them seem to have optical out. I initially thought it was because I was just looking at the ...
0
votes
1answer
97 views

Best setup for 5.1 speakers in room

I've got a 5.1 speaker system and I need guidance to place the speakers(5 sub-woofer/speaker and 1 main-woofer). I heard that, for best experience there are specific guidelines for placement. Like, ...
0
votes
0answers
34 views

Some suggestions for my Home Theater

I am planning to build a Cinema Home Theater at my home and here is my layout. I actually wanted some consultancy regarding the Sound Proofing and Exterior Walls Protection. The Layout, I just ...
3
votes
3answers
555 views

Need advice on how to make a projector screen fit into an area

We have a projector screen that can easily be lowered or raised electronically, whose top support is 113" wide, and whose physical edges are each 3 and half inches inset from the sides, so the screen ...
2
votes
2answers
2k views

Why are most of my cable/coax wires disconnected?

I'm researching an ethernet-over-coax solution for my home. In my closet where all the cabling meet, all but two coax cables are disconnected. There are 14 cables altogether, with 12 cables entirely ...
1
vote
1answer
827 views

How to stop the vibrations/sound produced by glass inside a room while playing a speaker system?

My room has a sealed glass (like window glass but we can can't open and close; its fixed to the frame). Whenever I play music in my 5.1 speakers, the glass starts vibrating making a "errrrrr/grrrrr" ...
3
votes
3answers
6k views

How to get cable staples to stick in the wall

In my family room, I've used cable staples (like the ones pictured below) to fasten speaker wire along the wall at the top of the baseboards. There are hardwood floors in this room. Not all of them ...
1
vote
1answer
67 views

What is suitable method for controlling lighting based on pause/play? [closed]

I am in the process of turning my basement into a Home Theater. I have seen some people with home theaters where when they pause a movie it dims the lights up and I would love to use this feature. ...
1
vote
1answer
555 views

What options are there for smart TV to connect to db15 dolby 5.1 speakers? [closed]

I have a Samsung smart TV with the following options: HDMI with ARC Digital Optical Audio and 2 Channel 3.5 mm I picked up some philips sw3440/37 speakers but it has an old VGA db15 style connector. ...
0
votes
4answers
4k views

How can I mount a speaker on the ceiling?

I want to this heavy bookshelf speaker on my ceiling as a center-channel, preferably horizontally, as it's above my projection screen. I want to angle it roughly 20 degrees downward so that it's ...
2
votes
3answers
4k views

Get free-spinning bolt out of TV?

I am trying to remove an HDTV wall mount from the TV, but: a handyman tightened one of the bolts overzealously, and now it's stuck. Specifically: The bolt turns freely, but does not reverse out of ...
0
votes
1answer
286 views

Projector mounting location to reduce noise

With my desired screen size, the placement of my desired projector (Optome HD141X) is right above my head (approx. 1m far as the seating is elevated in the room). I am a projector novice and thus I ...
1
vote
2answers
869 views

Hooking up a home theater system with both analog and digital devices? [closed]

Last night I tried hooking up the new AV Receiver [Yamaha rx-v477] that I bought for my dad, but I had trouble getting a video signal from his old DVD player. This is the basic setup: Devices going ...
0
votes
1answer
268 views

How to tell that projector needs bulb replacement? [closed]

I have an NEC projector which I estimate to have been used pretty close to the 2000-2500 hours, which is approximately the lifetime of a bulb. As of late, light dots are beginning to appear on the ...
0
votes
2answers
2k views

Can I output video single wire RCA signal out of 3 composite ports?

My projector has a single RG-6 cable with RCA terminals running to it from the console space in the front of the room. I wanted the cable to be hidden as much as possible and I didn't run an HDMI ...
0
votes
4answers
253 views

Truth about high quality HDMI cables [closed]

My home theater setup specifically warrants a 25 feet HDMI cable. I have a Sony Bravia 55" LED TV 3D + 240Hz refresh rate, alongside a XBox One, Comcast digital cable and Blu Ray player. I went to ...
1
vote
2answers
74 views

what is this wall box/bracket for?

I recently moved into a townhome. The living room appears to be wired for surround sound. Where the satellite speakers would go, there are blank wall plates. Behind two of the wall plates are boxes/...
1
vote
1answer
2k views

How do I find the end of speaker wire in a finished wall?

I purchased a home with a media room that was prewired for surround sound. One end of the wires is in a low voltage single gang box, the other ends terminate somewhere in the corners of the room. ...
0
votes
1answer
108 views

Subwoofer in a 5.1 surround Possible with outputs?

I am collecting speakers for a 5.1 surround! Now I have found a subwoofer which looks nice it's an active subwoofer. But it has this connections: it has stereo input and output for speakers! My ...
2
votes
3answers
833 views

Home Theater projector re-searches for input when power surges (light/ac/fridge turning on or off)

I live in the US and have an interesting problem with my home theater system that Google couldn't quite solve for me. My home theater setup is as follows (I can provide model numbers upon request, if ...
0
votes
1answer
118 views

What is the best material for an indoor wood heater

When buying or making an indoor heater, I have noticed that you get really nice internal combustion heaters, which either come in Cast Iron, Steel, Ceramic etc. I struggle to grasp the best ...
1
vote
2answers
2k views

How can I finish a hole in the wall?

Considering a home theater "upgrade" for the house. When I was thinking about placement for the projector, I realized that the back wall of my living room is actually the wall to the Kitchen Pantry. ...
1
vote
2answers
1k views

How can I figure out the surround sound system left behind by the previous owners?

I have a basement with what appears to be surround-sound infrastructure. At 4 points in the ceiling (let's call them locations C0...C3), there are a pair of speaker wires. At one location near the ...
2
votes
3answers
11k views

Can I position speakers near ceiling, as opposed to ear height?

I've been told that the best position for attached-to-wall speakers is approximately the ear height of the listener in each corner of the room plus center for the center piece for 5+sub systems. ...
2
votes
1answer
6k views

How to install this cheap metal curtain rod?

I bought one of these cheap curtain rods for my home theatre blackout curtains: But it doesn't appear to have come with any instructions. I mean it appears that I'm supposed to just screw those ...
1
vote
2answers
290 views

What future-proofing should I include when refurbishing an apartment?

I will soon be renovating my apartment, going to the bare bricks (removing the floor, electricity, plumbing). Would you have some advice on what not to miss, from the perspective of cabling and ...
4
votes
2answers
725 views

How to cover a window well seamlessly so I can project TV onto that wall?

Problem: I would like the projected image to cover the whole wall, but when I turn the projector on, the window is in the way. I bought a small screen (see the photographs) to try and cover that up, ...
2
votes
1answer
4k views

How do I install a vent above a closet door?

I located some home theater gear in a closet directly behind our family room where the TV is located. Now the closet, a sizeable walk-in, is getting rather warm. How do I install a simple vent above ...
4
votes
4answers
11k views

Can I run electrical cable and sound cable in the same conduit?

In my house, I only have an underground conduit for electrical cable. I have a home theater system, but there is no separate underground conduit for home theater wiring. I want surround sound with ...
0
votes
2answers
317 views

TV mounting with long reach

I'm looking to mount my LCD TV (26" Sony Bravia) in an alcove next to a chimney breast. I'd we view the TV from the other side of the chimney breast, so the mounting will need to allow the TV to come ...
5
votes
1answer
26k views

How should I run speaker, HDMI and electrical wiring for my ceiling mounted projector theater room?

BACKGROUND: New house built 5 years ago. I have a basement theater room with 12 foot drywall ceilings that have HVAC conduit and recessed lighting (in other words there is some space behind/above ...
1
vote
4answers
2k views

How to make my room sound proof

I want to convert my room into sound proof room, as I watch movie on my PC. I want to have a theater like effect so that I can watch at high volume.
3
votes
3answers
27k views

Cheapest way to heat and cool a converted garage?

I'm converting my two car garage into a home theater and was seeking some advice on the cheapest way to heat, cool, and dehumidify the room. Here are some details: Garage was once a model home office ...
5
votes
1answer
375 views

How do I properly label/wire a switched subwoofer outlet?

All of my home theater components are in an under-stair closet that shares a wall with the back of my living room. I already plan to run audio to the subwoofer in the living room, with a nice cover ...
9
votes
2answers
1k views

How to build a screen canvas?

In my new apartment I have a lot of space and therefore I want to use a projector to watch TV and movies. Unfortunately, professional screen canvas are very expensive. So I plan to build one by myself....
1
vote
1answer
19k views

How do I DIY a spinning CD/DVD storage rack?

I have an embarrassing number of dvd's and cd's; I think it's up to about 600 - 800 now... I have long ago started putting the majority in cd binders, but I have a really nice room dedicated as a ...