[REPOST] Spectravideo SV-318/328 AD - from Roger's Spectravideo Page

Original post by @[email protected]:

> ::: spoiler Original image
> [](https://www.samdal.com/svdocuments.htm)
> :::
>
> Source: [Spectravideo Documents](https://www.samdal.com/svdocuments.htm)
>
> Main page: https://www.samdal.com/spectravideo.htm