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<rss version="2.0"><channel><title>fritzm.github.io - Micros</title><link>https://fritzm.github.io/</link><description></description><lastBuildDate>Mon, 21 Mar 2022 00:00:00 -0700</lastBuildDate><item><title>Apple II Plus: power supply and language card</title><link>https://fritzm.github.io/apple-power-lang.html</link><description>&lt;p&gt;Okay, so the Apple II Plus I was using to test the VM4209 monitor worked fine for about a half hour, then
smoked a RIFA cap in its power supply.  These are a very common known failure in various old microcomputer
power supplies, and I really should have already caught …&lt;/p&gt;</description><dc:creator xmlns:dc="http://purl.org/dc/elements/1.1/">Fritz Mueller</dc:creator><pubDate>Mon, 21 Mar 2022 00:00:00 -0700</pubDate><guid isPermaLink="false">tag:fritzm.github.io,2022-03-21:/apple-power-lang.html</guid><category>Micros</category><category>Retro-Computing</category></item><item><title>Sanyo VM4209</title><link>https://fritzm.github.io/vm4209.html</link><description>&lt;p&gt;Some time back I purchased a Sanyo VM4209 B&amp;amp;W video monitor on eBay.  Sold as working, it arrived with
apparently working horizontal but no vertical deflection.  The price had been right, however, so it was just
shelved into the repair queue.&lt;/p&gt;
&lt;p&gt;&lt;br&gt;&lt;img style="display:block; margin-left:auto; margin-right:auto" src="/images/micros/vm4209.png" title="VM4209 video monitor"/&gt;&lt;br&gt;&lt;/p&gt;
&lt;p&gt;I now have a few DEC VT series …&lt;/p&gt;</description><dc:creator xmlns:dc="http://purl.org/dc/elements/1.1/">Fritz Mueller</dc:creator><pubDate>Sun, 13 Mar 2022 00:00:00 -0800</pubDate><guid isPermaLink="false">tag:fritzm.github.io,2022-03-13:/vm4209.html</guid><category>Micros</category><category>Retro-Computing</category></item></channel></rss>