[Coco] Model 1 tv adapter?

[Jeff Whitehall]

Check this out
http://www.classiccmp.org/cpmarchives/trs80/mirrors/kjsl/www.kjsl.com/trs80/mod1intern.html
Apparently only three of the 5 pins were used -- 1 5v DC, 4 composite
video, 5 ground. For a normal composite connection you don't need the 5
volt line.

On Sun, Sep 23, 2018 at 8:09 PM Jeff Whitehall <jeff.whitehall at gmail.com>
wrote:

> For the Mod 1 you're interested in pins 4 (signal) and 5 (ground) for
> composite video. Once upon a time you may have been able to buy something
> like this at your friendly neighborhood Radio Shack; now you'll have to
> build one. Back to the good quality RCA cable but now a five-pin DIN
> connector. Remove one of the ends from the connector, strip it back and
> solder the ground (outer wire) to pin 5 and the signal (inner or tip wire)
> to pin 4. From there you can convert composite to HDMI or whatever...
>
> Hope this helps!
> Jeff
>
> On Sun, Sep 23, 2018 at 7:56 PM rietveld rietveld <rietveldh at hotmail.com>
> wrote:
>
>> Just 2 wires?   I think that I should be able to build this.   Wonder why
>> Tandy used a 5pin DIN?
>>
>> Sent from my BlackBerry
>>   Original Message
>> From: Peter Cetinski
>> Sent: Sunday, September 23, 2018 8:44 PM
>> To: CoCoList for Color Computer Enthusiasts
>> Reply To: CoCoList for Color Computer Enthusiasts
>> Subject: Re: [Coco] Model 1 tv adapter?
>>
>>
>>
>> http://www.trs-80.com/wordpress/zaps-patches-pokes-tips/zaps-model-i-composite-video-cable/
>>
>> Pete
>>
>> > On Sep 23, 2018, at 8:23 PM, Jeff Whitehall <jeff.whitehall at gmail.com>
>> wrote:
>> >
>> > I used a Viewsonic vb50hrtv to convert the signal from RF to VGA. Use a
>> > good quality RCA cable and an RCA to F-connector adapter from the CoCo
>> to
>> > the Viewsonic antenna in. From there VGA out (can be converted to HDMI)
>> to
>> > a modern TV or display and line out to speakers or audio in on a
>> receiver
>> > or TV. Ebay has the Viewsonic vb50hrtv reasonably cheap.
>> >
>> > On Sun, Sep 23, 2018 at 7:05 PM Bill Gunshannon <
>> bill.gunshannon at hotmail.com>
>> > wrote:
>> >
>> >>
>> >>
>> >>> On 09/23/2018 07:57 PM, rietveld rietveld wrote:
>> >>> Does anyone know where I can get an adapter to connect my model 1 to a
>> >> tv or composite monitor?
>> >>>
>> >>
>> >> Not TV or composite, but you might look at this.
>> >>
>> >> http://bartlettlabs.com/MISE/
>> >>
>> >> I have one for my Model I and Model4P.
>> >>
>> >> bill
>> >>
>> >>
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>> >>
>> >
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>