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 Digital TV Malaysia v2, Malaysian Digital Terrestrial TV

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shaun_kok
post Dec 5 2019, 12:55 AM

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QUOTE(joshhd @ Dec 5 2019, 12:32 AM)
Wah, seriously that high? shocking.gif
They use 64QAM or 256QAM?
You have any idea how many channels/mux they use to cover nationwide?
They can use bitrate that high because the mux are owned by them, and is not single operator like Malaysia, right?
And how come they can use so many mux? Because they got money?  biggrin.gif
*
HK uses a vastly different terrestrial system (Chinese DTMB) to ours (DVB-T2) and the nett bitrate for HK DTMB is around 21-22Mbps. In HK there are 4 MUX, which all of them are bulit and then owned by the broadcasters, so the broadcasters have absolute control (unlike in Thailand, Malaysia and similar with Singapore, Taiwan, Japan, Korea) on how much bitrate they want to use on each channel. HK only have 12 terrestrial TV channels, so they can use higher bitrates for great picture quality. 3 MUX are transmitting over the air while the fourth is transmitting solely via MATV/Cable systems. Based on the information of HK OFCA, the broadcasters uses more than 30 transmitters to cover city wide, given the hilly terrain in HK. TVB have 1 standalone MUX for 4 channels + 0.5MUX (1 Channel) which is shared by ViuTV (2 channels). RTHK (PSB) have 1 standalone MUX for 2+1 channels, but this MUX is left out by some older MATV system as only a few watches RTHK TV channels due to upgrading MATV systems costs a lot of money. while HK Open TV has another standalone MUX for 2 channels, transmitting via MATV/Cable only. Before the end of ATV broadcasts, ATV had owned 1 MUX + 0.5MUX shared with TVB too.

This post has been edited by shaun_kok: Dec 5 2019, 01:16 AM
Hartigan
post Dec 5 2019, 11:35 AM

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QUOTE(Skylinestar @ Dec 4 2019, 10:10 PM)
Happens when car passed by?
*
Nope, not that I noticed.
The issue seems when I turn on my tv, it gets freeze a little every time, & also does occur while watching the tv
Hartigan
post Dec 5 2019, 11:38 AM

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QUOTE(AV_2018 @ Dec 4 2019, 11:19 AM)
Could it be signal too strong and overload the tuner or caused clipping?
*
The antenna was connected with an amplifier, will it cause the issue?
Does housing area near the mountains will affected too?
joshhd
post Dec 5 2019, 11:41 AM

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QUOTE(Hartigan @ Dec 5 2019, 11:35 AM)
Nope, not that I noticed.
The issue seems when I turn on my tv, it gets freeze a little every time, & also does occur while watching the tv
*

Could it be interference from poor quality HDMI cables?
Try power off all other nearby devices that uses HDMI cables, such as Astro box, TV boxes, karaoke system, bluray player or whatsoever.

I mean, literally power off, no power. Not in standby mode.
See if problem still persists...

---

It could be poor quality or degraded cable.. Are you using RG6 coaxial cable? Is the cable properly terminated and good in condition?

Try remove the masthead amplifier, connect directly from the TV to the antenna, no splitter or booster, or whatsoever throughout the connection.
Hartigan
post Dec 5 2019, 11:52 AM

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QUOTE(joshhd @ Dec 5 2019, 11:41 AM)
Could it be interference from poor quality HDMI cables?
Try power off all other nearby devices that uses HDMI cables, such as Astro box, TV boxes, karaoke system, bluray player or whatsoever.

I mean, literally power off, no power. Not in standby mode.
See if problem still persists...

---

It could be poor quality or degraded cable.. Are you using RG6 coaxial cable? Is the cable properly terminated and good in condition?

Try remove the masthead amplifier, connect directly from the TV to the antenna, no splitter or booster, or whatsoever throughout the connection.
*
Inteference with HDMI cable? I don't think so....as I didn't turn on any thing except the tv itself

The cable was brand new wire & installed, but anyway will try to remove the amplifier connector & see if the problem still persist

Thank you for your info
AV_2018
post Dec 5 2019, 11:59 AM

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QUOTE(joshhd @ Dec 5 2019, 11:41 AM)
Could it be interference from poor quality HDMI cables?
Try power off all other nearby devices that uses HDMI cables, such as Astro box, TV boxes, karaoke system, bluray player or whatsoever.

I mean, literally power off, no power. Not in standby mode.
See if problem still persists...

---

It could be poor quality or degraded cable.. Are you using RG6 coaxial cable? Is the cable properly terminated and good in condition?

Try remove the masthead amplifier, connect directly from the TV to the antenna, no splitter or booster, or whatsoever throughout the connection.
*
In this case not HDMI. HDMI interference will make signal quality drop till zero.

QUOTE(Hartigan @ Dec 5 2019, 11:38 AM)
The antenna was connected with an amplifier, will it cause the issue?
Does housing area near the mountains will affected too?
*
Try without amplifier. Only need amplifier if signal strength is too weak without it. I usually aim for signal quality 100 while signal strength within 50-99 will do.

This post has been edited by AV_2018: Dec 5 2019, 12:01 PM
joshhd
post Dec 5 2019, 11:59 AM

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QUOTE(AV_2018 @ Dec 5 2019, 11:59 AM)
In this case not HDMI. HDMI interference will make signal quality drop till zero.
*

Owhh okok... Got it 😉
Hartigan
post Dec 5 2019, 01:12 PM

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QUOTE(AV_2018 @ Dec 5 2019, 11:59 AM)
Try without amplifier. Only need amplifier if signal strength is too weak without it. I usually aim for signal quality 100 while signal strength within 50-99 will do.
*
Thanks for the suggestion, will try to test

Someonesim
post Dec 5 2019, 03:00 PM

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Ah . . . . finally

Bought cable ( RG-6 / coaxial ), F type connector and tv connector ( donno the exact name )
user posted image

Connect TV ( build-in DVB-T2 ) to condo's TV output, scan and walla biggrin.gif
user posted image
joshhd
post Dec 5 2019, 03:40 PM

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QUOTE(Someonesim @ Dec 5 2019, 03:00 PM)
Ah . . . . finally

Bought cable ( RG-6 / coaxial ), F type connector and tv connector ( donno the exact name )
user posted image

Connect TV ( build-in DVB-T2 ) to condo's TV output, scan and walla  biggrin.gif
user posted image
*

Congrats... biggrin.gif biggrin.gif
Skylinestar
post Dec 5 2019, 05:30 PM

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QUOTE(Someonesim @ Dec 5 2019, 03:00 PM)
Ah . . . . finally

Bought cable ( RG-6 / coaxial ), F type connector and tv connector ( donno the exact name )
user posted image


*
Belling-Lee connector
Someonesim
post Dec 5 2019, 05:37 PM

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QUOTE(joshhd @ Dec 5 2019, 03:40 PM)
Congrats...  biggrin.gif  biggrin.gif
*
thanks.
Not all new house can use now. Another house ( condo ) at Lakeville ( taman wahyu ) cant use, same cable tried all ports. Need complaint to maintenance office.

QUOTE(Skylinestar @ Dec 5 2019, 05:30 PM)
Belling-Lee connector
*
thanks.
Had to tell uncle at jln pasar I want 'astro cable' sweat.gif then show him the back of TV ( for connector ) and mount over wall in new house.
dayojah
post Dec 5 2019, 10:30 PM

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The connector design is coming up to 100 years old
https://en.wikipedia.org/wiki/Belling-Lee_connector
joshhd
post Dec 6 2019, 06:12 PM

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Notice: DTT DIGITAL BROADCASTING SYSTEM UPGRADE
user posted image
Don't understand what this means? Let me simplify it for you.
From the date mentioned above, if you see that all 5 RTM channels just went disappear and "no signal", just perform Manual Scan on the second mux to 650MHz (Channel 43).
Or just perform Auto Scan if you're not sure how.

Didn't expect that frequency retune exercise would carried out that soon. blink.gif
Looks that they want to start testing or using 700MHz from Jan 2020 onwards in and nearby Klang Valley areas,
and of course none other than Langkawi, the best place to do 5G testing and many other reasons. brows.gif
joshhd
post Dec 6 2019, 09:08 PM

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These are the DTT frequencies after frequency restacking is being carried out for Mux 1 and Mux 2.
user posted image
Source (as of 6 Dec 2019): https://www.mytvbroadcasting.my/pdf/Lists-of-frequency.pdf
Original PDF for archive purposes: Attached File  2019_12_10_Lists_of_frequency.pdf ( 41.54k ) Number of downloads: 147


In conclusion, the total frequency range they'll use after frequency restack is between 546MHz to 682MHz.
682MHz (678-686MHz), just right enough to prevent interference from upcoming 700MHz 4G/5G band.

Although I do hope that they would use 470-610MHz frequency range for DTT instead...

So far MYTV only announce there'll be 5 transmitters to complete the frequency retune exercise by end of this year.
The rest are still haven't announce...
That could mean the one that they just uploaded to their website, is still subject to change then? hmm.gif
Will see how... biggrin.gif

This post has been edited by joshhd: Dec 6 2019, 09:08 PM
Qash-M
post Dec 6 2019, 09:23 PM

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QUOTE(joshhd @ Dec 6 2019, 09:08 PM)
These are the DTT frequencies after frequency restacking is being carried out for Mux 1 and Mux 2.
user posted image
Source (as of 6 Dec 2019): https://www.mytvbroadcasting.my/pdf/Lists-of-frequency.pdf
Original PDF for archive purposes: Attached File  2019_12_10_Lists_of_frequency.pdf ( 41.54k ) Number of downloads: 147


In conclusion, the total frequency range they'll use after frequency restack is between 546MHz to 682MHz.
682MHz (678-686MHz), just right enough to prevent interference from upcoming 700MHz 4G/5G band.

Although I do hope that they would use 470-610MHz frequency range for DTT instead...

So far MYTV only announce there'll be 5 transmitters to complete the frequency retune exercise by end of this year.
The rest are still haven't announce...
That could mean the one that they just uploaded to their website, is still subject to change then?  hmm.gif
Will see how...  biggrin.gif
*
the "not yet announcement" MUX 3 in my area is planned to be at 514MHz (there's been test before on it).
bayoudo P
post Dec 6 2019, 09:39 PM

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Dear Sifus,

I need guidance. I read most of the post and yet I still don't understand much. Sorry for the really noob question but I'm really unfamiliar with this kinda of stuff.

We have a Bed and Breakfast of 9 rooms located in a very kampung area in Kundasang, Sabah. No streamyx, no unifi. Each room has a tv.

We recently spoke to a local electrician and he told us that we need to get satellite dishes to view FreeView because we are located in the hills.

I called the myfreeview's 1800 number alot of times but was told to email them. It's been a month and I still haven't received a reply from them.

Since we have 9 TVs, does it mean I need to get 1 decoder and 1 satellite dish or do I need to get 9 decoders and 9 dishes....? Where can I get MyTv satellite dishes? Does it have to MyTv, or other brands would work too? I tried searching MyTv dishes on Shopee, but there was none. Mostly other random brands.

I'm really at lost what to do as the holiday season is around the corner...

Thank you in advance and sorry if my post was confusing.

https://pictr.com/images/2019/12/06/5wvKsG.md.jpg
shaun_kok
post Dec 6 2019, 09:39 PM

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QUOTE(joshhd @ Dec 6 2019, 09:08 PM)
These are the DTT frequencies after frequency restacking is being carried out for Mux 1 and Mux 2.
user posted image
Source (as of 6 Dec 2019): https://www.mytvbroadcasting.my/pdf/Lists-of-frequency.pdf
Original PDF for archive purposes: Attached File  2019_12_10_Lists_of_frequency.pdf ( 41.54k ) Number of downloads: 147


In conclusion, the total frequency range they'll use after frequency restack is between 546MHz to 682MHz.
682MHz (678-686MHz), just right enough to prevent interference from upcoming 700MHz 4G/5G band.

Although I do hope that they would use 470-610MHz frequency range for DTT instead...

So far MYTV only announce there'll be 5 transmitters to complete the frequency retune exercise by end of this year.
The rest are still haven't announce...
That could mean the one that they just uploaded to their website, is still subject to change then?  hmm.gif
Will see how...  biggrin.gif
*
Seems like for this time, it will affect another analogue channel (RCTI instead of Indosiar) in the south which its power has been reduced. I think MYTV has to negotiate with Indonesian authorities (KOMINFO, RCTI) to redesign the analogue transmitting panels for RCTI before doing any changes in Johor Bahru, which I think will be the last to move, to avoid potential interference with Indonesian analogue TV, which is a issue here for DTT reception, and there is no more analogue fallback for Malaysian TV. Imagine the complaints for the loss of RTM TV reception in numerous areas, which has already happened in the past. The usage of 470-610 MHz would be impossible in some areas, like in the south without reserving any frequencies in the future.

This post has been edited by shaun_kok: Dec 6 2019, 09:46 PM
lukemanz
post Dec 6 2019, 09:46 PM

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QUOTE(bayoudo @ Dec 6 2019, 09:39 PM)
Dear Sifus,
I need guidance. I read most of the post and yet I still don't understand much. Sorry for the really noob question but I'm really unfamiliar with this kinda of stuff.
We have a Bed and Breakfast of 9 rooms located in a very kampung area in Kundasang, Sabah. No streamyx, no unifi. Each room has a tv.
We recently spoke to a local electrician and he told us that we need to get satellite dishes to view FreeView because we are located in the hills.
I called the myfreeview's 1800 number alot of times but was told to email them. It's been a month and I still haven't received a reply from them.
Since we have 9 TVs, does it mean I need to get 1 decoder and 1 satellite dish or do I need to get 9 decoders and 9 dishes....? Where can I get MyTv satellite dishes? Does it have to MyTv, or other brands would work too? I tried searching MyTv dishes on Shopee, but there was none. Mostly other random brands.
I'm really at lost what to do as the holiday season is around the corner...
Thank you in advance and sorry if my post was confusing.
<a href='https://pictr.com/images/2019/12/06/5wvKsG.md.jpg' target='_blank'>https://pictr.com/images/2019/12/06/5wvKsG.md.jpg </a>
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Better for you to create aduan SKMM: https://aduan.skmm.gov.my/

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shaun_kok
post Dec 6 2019, 09:51 PM

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QUOTE(bayoudo @ Dec 6 2019, 09:39 PM)
Dear Sifus,
I need guidance. I read most of the post and yet I still don't understand much. Sorry for the really noob question but I'm really unfamiliar with this kinda of stuff.
We have a Bed and Breakfast of 9 rooms located in a very kampung area in Kundasang, Sabah. No streamyx, no unifi. Each room has a tv.
We recently spoke to a local electrician and he told us that we need to get satellite dishes to view FreeView because we are located in the hills.
I called the myfreeview's 1800 number alot of times but was told to email them. It's been a month and I still haven't received a reply from them.
Since we have 9 TVs, does it mean I need to get 1 decoder and 1 satellite dish or do I need to get 9 decoders and 9 dishes....? Where can I get MyTv satellite dishes? Does it have to MyTv, or other brands would work too? I tried searching MyTv dishes on Shopee, but there was none. Mostly other random brands.
I'm really at lost what to do as the holiday season is around the corner...
Thank you in advance and sorry if my post was confusing.
<a href='https://pictr.com/images/2019/12/06/5wvKsG.md.jpg' target='_blank'>https://pictr.com/images/2019/12/06/5wvKsG.md.jpg </a>
*
Before that, what is the transmitter you were using for receiving analogue TV? You may be receive digital terrestrial signals if you were able to get TV3 analogue in the past. If there was only 2 channel (TV1/TV2) no chance unless in Lahad Datu and Kudat. Based on the coverage map and DTH coverage prediction, you can only get satellite TV as the only form of TV reception, which can mean up to 9 set top boxes and 9 satellite dishes in your case.

This post has been edited by shaun_kok: Dec 6 2019, 10:00 PM

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