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<blockquote style="position: relative; padding-left: 55px;"><section><a href="https://mastodon.social/users/trebroNdotnet/statuses/113695384782263254">trebroNdotnet (trebrondotnet@mastodon.social)'s status on Sunday, 22-Dec-2024 17:00:11 JST</a><a href="https://mastodon.social/@trebroNdotnet" title="trebrondotnet@mastodon.social"><img src="https://gnusocial.jp/avatar/303810-48-20241206191034.webp" width="48" height="48" alt="trebroNdotnet" style="position: absolute; left: 0; top: 0;">trebroNdotnet</a><div><a href="https://mstdn.io/@codewiz/113692986544998029" rel="in-reply-to">in reply to</a><ul><li></ul></div></section><article><p><a href="https://mstdn.io/@codewiz">@codewiz</a> I simulated the part of the schematics with falstad.com:<br><a href="https://www.falstad.com/circuit/circuitjs.html?ctz=CQAgjCAMB0l3BWEAOM0CcAmSAWMA2SAdn3xLCQUhEuoQFMBaMMAKABMQBmL-cLEHj5gBmcADk8OZB269+Ynn0w5qYsJLDTWAJznDMyfQqiCikXcZXUlIQ0eo5zrAG7HeR211ynHN6HzUQdAIrADu7j629lCsAOZ2qtzIOImOXGJBrABKggQmQuCGvoJ0JTChubZgxbb4qUGlReUhrNjo4IR2CMJdXAhiDbDwuEQ0sAhcNciYXETmkPhgYzBwEDAQbADGdirdynv9g+BMYwgTU4az83BLK8Pr4Z1qPbupmK8WEQQ2A2-cfy+aWS70OgKemD2Hz40SSQK8+CM1hBsT0LDE0PANQBmXAIye6P2zyJQMJR2J5IsQA" rel="nofollow">https://www.falstad.com/circuit/circuitjs.html?ctz=CQAgjCAMB0l3BWEAOM0CcAmSAWMA2SAdn3xLCQUhEuoQFMBaMMAKABMQBmL-cLEHj5gBmcADk8OZB269+Ynn0w5qYsJLDTWAJznDMyfQqiCikXcZXUlIQ0eo5zrAG7HeR211ynHN6HzUQdAIrADu7j629lCsAOZ2qtzIOImOXGJBrABKggQmQuCGvoJ0JTChubZgxbb4qUGlReUhrNjo4IR2CMJdXAhiDbDwuEQ0sAhcNciYXETmkPhgYzBwEDAQbADGdirdynv9g+BMYwgTU4az83BLK8Pr4Z1qPbupmK8WEQQ2A2-cfy+aWS70OgKemD2Hz40SSQK8+CM1hBsT0LDE0PANQBmXAIye6P2zyJQMJR2J5IsQA</a></p><p>If you remove D191, you rob U190 the voltage while the A3000 ist powered on. </p><p>What is D190 for? I have no idea...</p><p>If you want to disable the charging, I would suggest to just replace R192 with a blocking diode.</p><p><a href="https://mastodon.social/tags/amiga" rel="tag">#amiga</a> <a href="https://mastodon.social/tags/electronics" rel="tag">#electronics</a> <a href="https://mastodon.social/tags/a3000" rel="tag">#a3000</a> <a href="https://mastodon.social/tags/battery" rel="tag">#battery</a> <a href="https://mastodon.social/tags/charging" rel="tag">#charging</a></p></article><footer><a rel="bookmark" href="https://gnusocial.jp/conversation/4111860#notice-8276590">In conversation</a><time datetime="2024-12-22T17:00:11+09:00" title="Sunday, 22-Dec-2024 17:00:11 JST">about 5 months ago</time> <span>from <span><a href="https://mastodon.social/@trebroNdotnet/113695384782263254" rel="external" title="Sent from mastodon.social via ActivityPub">mastodon.social</a></span></span><a href="https://mastodon.social/@trebroNdotnet/113695384782263254">permalink</a><h4>Attachments</h4><ol><li><label><a rel="external" href="https://gnusocial.jp/attachment/3752275">Untitled attachment</a></label><br><a href="https://files.mastodon.social/media_attachments/files/113/695/406/350/126/786/original/9a6c283830ef9ce9.png" rel="external">https://files.mastodon.social/media_attachments/files/113/695/406/350/126/786/original/9a6c283830ef9ce9.png</a></li><li><article><header><div>Domain not in remote thumbnail source whitelist: falstad.com</div><h5><a href="http://falstad.com/">Paul Falstad</a></h5><div></div></header><div></div><footer></footer></article></li><li><article><header><div>No result found on File_thumbnail lookup.</div><h5><a href="https://www.falstad.com/circuit/circuitjs.html?ctz=CQAgjCAMB0l3BWEAOM0CcAmSAWMA2SAdn3xLCQUhEuoQFMBaMMAKABMQBmL-cLEHj5gBmcADk8OZB269+Ynn0w5qYsJLDTWAJznDMyfQqiCikXcZXUlIQ0eo5zrAG7HeR211ynHN6HzUQdAIrADu7j629lCsAOZ2qtzIOImOXGJBrABKggQmQuCGvoJ0JTChubZgxbb4qUGlReUhrNjo4IR2CMJdXAhiDbDwuEQ0sAhcNciYXETmkPhgYzBwEDAQbADGdirdynv9g+BMYwgTU4az83BLK8Pr4Z1qPbupmK8WEQQ2A2-cfy+aWS70OgKemD2Hz40SSQK8+CM1hBsT0LDE0PANQBmXAIye6P2zyJQMJR2J5IsQAIf">https://www.falstad.com/circuit/circuitjs.html?ctz=CQAgjCAMB0l3BWEAOM0CcAmSAWMA2SAdn3xLCQUhEuoQFMBaMMAKABMQBmL-cLEHj5gBmcADk8OZB269+Ynn0w5qYsJLDTWAJznDMyfQqiCikXcZXUlIQ0eo5zrAG7HeR211ynHN6HzUQdAIrADu7j629lCsAOZ2qtzIOImOXGJBrABKggQmQuCGvoJ0JTChubZgxbb4qUGlReUhrNjo4IR2CMJdXAhiDbDwuEQ0sAhcNciYXETmkPhgYzBwEDAQbADGdirdynv9g+BMYwgTU4az83BLK8Pr4Z1qPbupmK8WEQQ2A2-cfy+aWS70OgKemD2Hz40SSQK8+CM1hBsT0LDE0PANQBmXAIye6P2zyJQMJR2J5IsQAIf</a></h5><div></div></header><div></div><footer></footer></article></li></ol></footer></blockquote>

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trebroNdotnet (trebrondotnet@mastodon.social)'s status on Sunday, 22-Dec-2024 17:00:11 JSTtrebroNdotnet
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- Bernie
@codewiz I simulated the part of the schematics with falstad.com:
https://www.falstad.com/circuit/circuitjs.html?ctz=CQAgjCAMB0l3BWEAOM0CcAmSAWMA2SAdn3xLCQUhEuoQFMBaMMAKABMQBmL-cLEHj5gBmcADk8OZB269+Ynn0w5qYsJLDTWAJznDMyfQqiCikXcZXUlIQ0eo5zrAG7HeR211ynHN6HzUQdAIrADu7j629lCsAOZ2qtzIOImOXGJBrABKggQmQuCGvoJ0JTChubZgxbb4qUGlReUhrNjo4IR2CMJdXAhiDbDwuEQ0sAhcNciYXETmkPhgYzBwEDAQbADGdirdynv9g+BMYwgTU4az83BLK8Pr4Z1qPbupmK8WEQQ2A2-cfy+aWS70OgKemD2Hz40SSQK8+CM1hBsT0LDE0PANQBmXAIye6P2zyJQMJR2J5IsQA
If you remove D191, you rob U190 the voltage while the A3000 ist powered on.
What is D190 for? I have no idea...
If you want to disable the charging, I would suggest to just replace R192 with a blocking diode.
#amiga #electronics #a3000 #battery #charging
In conversationabout 5 months ago from mastodon.socialpermalink
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  Paul Falstad
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  https://www.falstad.com/circuit/circuitjs.html?ctz=CQAgjCAMB0l3BWEAOM0CcAmSAWMA2SAdn3xLCQUhEuoQFMBaMMAKABMQBmL-cLEHj5gBmcADk8OZB269+Ynn0w5qYsJLDTWAJznDMyfQqiCikXcZXUlIQ0eo5zrAG7HeR211ynHN6HzUQdAIrADu7j629lCsAOZ2qtzIOImOXGJBrABKggQmQuCGvoJ0JTChubZgxbb4qUGlReUhrNjo4IR2CMJdXAhiDbDwuEQ0sAhcNciYXETmkPhgYzBwEDAQbADGdirdynv9g+BMYwgTU4az83BLK8Pr4Z1qPbupmK8WEQQ2A2-cfy+aWS70OgKemD2Hz40SSQK8+CM1hBsT0LDE0PANQBmXAIye6P2zyJQMJR2J5IsQAIf

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