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GET /hyperkitty/api/list/[email protected]/email/IMTBGRLPOYEGQGATR6OP55JWOAXUKJOM/
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/IMTBGRLPOYEGQGATR6OP55JWOAXUKJOM/", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/", "message_id": "042920092025.26539.49F8B7AC000CA142000067AB22218675169B0A02D2089B9A019C04040A0DBF049BCC02@att.net", "message_id_hash": "IMTBGRLPOYEGQGATR6OP55JWOAXUKJOM", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/XKV46FCTELVZ3CPYLQI2D2UCACCONUPR/", "sender": { "address": "n3tl (a) bellsouth.net", "mailman_id": null, "emails": null }, "sender_name": "[email protected]", "subject": "[amsat-bb] Re: Mobile Computer / Radio Installations", "date": "2009-04-29T20:25:17Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/XKV46FCTELVZ3CPYLQI2D2UCACCONUPR/", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "This is definitely one of the areas I need to investigate further in light of multiple requests to expand my original post and submit it to the Journal for possible publication.\n\nThere are a couple of other areas I need to do more work on, too. \n-------------- Original message from Clint Bradford <[email protected]>: -------------- \n\n\n> >> ... Most cigarette lighters circuits have a 15 to 20 amp fuse on \n> them. That ought to work fine for charging/using with your computer ... \n> \n> That amount of current can/will destroy sensitive electronic devices. \n> (20A??? That's more than what an Icom IC-706MKIIG uses at 100W TX \n> power ... ) \n> \n> Personally, I would never run my laptop off a vehicle's charging \n> system while the vehicle is running. You won't find many reputable \n> laptop manufacturers recommending this. \n> \n> And all power feeds to my radio gear are properly conditioned and \n> filtered. \n> \n> If I needed to run my laptop for extended periods on a 12VDC system, I \n> would use nothing less than a ... \n> \n> Tripp Lite PVINT375 \n> (although this model comes with a cigarette lighter plug, that \n> connection has to be one of the electrically most UNreliable for what \n> we are doing - so the plug gets whacked off and the unit is wired \n> directly) ... or \n> \n> Astron Pi-250W \n> 12VDC-to-120VAC inverter made for such circumstances. Wire it in to \n> your vehicle's 12VDC system, and simply use your existing AC power \n> supply. Immediate benefit is the ability to power/ charge other \n> electronic items you may have using regular AC chargers. \n> \n> There's no need to know the voltage/current/connectors of the laptop. \n> The laptop's manufacturer already did all that work for you when they \n> supplied the AC adapter. \n> \n> Another downfall of using the cig lighter circuit for comms: very \n> rarely is that line filtered for noise and such. I mean, who needs \n> that line filtered to heat up a cig lighter? More intelligent cars do \n> have filtered/conditioned \"power ports.\" But I do not leave anything \n> to chance, and make sure my equipment is properly protected. \n> \n> Then there are folks who run their 100W HF rigs through a cig lighter \n> plug and swear that all's well with the world ... \n> \n> And so it goes. \n> \n> Clint Bradford, K6LCS \n> http://www.clintbradford.com \n> 909-241-7666 \n> _______________________________________________ \n> Sent via [email protected]. Opinions expressed are those of the author. \n> Not an AMSAT-NA member? Join now to support the amateur satellite program! \n> Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb \n", "attachments": [] }