Author Topic: TG16 / Turbo-Duo Composite AMP  (Read 278 times)

p2computing

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TG16 / Turbo-Duo Composite AMP
« on: February 15, 2014, 09:25:15 AM »
Hi guys.

I have successfully completed a component mod on my TG16, but sadly this doesn't work on every component capable TV (Some say Invalid Format)

In order to use my TG16 on incompatable TV's i'd like to create the best composite signal possible.

I have tested tapping in to the expansion port pins, but the quality is pretty low and the colors look very washed out.

Have any of you had good results with a composite amp? If so, where do you generally tap in for composite video?

Look forward to your responses!

Mzo

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #1 on: February 15, 2014, 10:03:45 AM »
Are you talking about modern displays?

It could be that they don't recognize a signal with really low resolution, even if it is coming through a component cable.

p2computing

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #2 on: February 15, 2014, 10:11:31 AM »
The display will recognize the "Y" output from the composite mod, through the Composite Video input (Black and white, super clear)

The display will NOT recognize the video through the Y Pb Pr input on the TV

I have tested both component and RCA cables, but still get no picture "or even a flicker" through component input on the TV.

This is why i decided to mod a clean Composite output for TV's that won't recognize the component signal (I purchased a board from Turbokon)

So without having to hunt down a very specific TV, i'd like to get a nice, clean composite signal out to basically "any" composite video device.


thesteve

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #3 on: February 15, 2014, 11:54:18 AM »
the stock composite quality on the TG16 is quite good
you could also try an S-Vid mod as some TV's will perform better with it.

p2computing

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #4 on: February 15, 2014, 01:39:48 PM »
By stock do you mean the output from the composite pin on the expansion port?

turbokon

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #5 on: February 15, 2014, 04:10:11 PM »
You can do s-video mod and get an adapter to composite. Composite should slightly be better this way.


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thesteve

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #6 on: February 15, 2014, 04:24:00 PM »
yes i mean the pin on the expansion bus

p2computing

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #7 on: February 15, 2014, 07:25:31 PM »
Thanks guys. I finished up the mods I needed on my TG16 tonight =)

Using DB9 serial for controllers
Component Video
Composite Video
Stereo Audio
LED Logo Illumination

I had a good time with it =)

MotherGunner

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #8 on: February 15, 2014, 07:30:12 PM »
Welcome to the forums!  You switched out the controller connectors?  Pictures?
-MG

SI VIS PACEM, PARA BELLUM (If you want peace, Prepare for war)
SI VIS BELLUM, PARA MATRIMONIUM (If you want war, Prepare for marriage)

p2computing

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Re: TG16 / Turbo-Duo Composite AMP
« Reply #9 on: February 15, 2014, 07:38:05 PM »
I switched them out for my TG16 and Turbo Duo. I didn't like the super short cables, and felt mini-din connectors were a bit fragile.

I will get pics in the morning =)