Thinkpad used on T32C and others. David G3UNA
----- Original Message ----- From: "Jon K Hellan" <[email protected]> To: <[email protected]> Sent: Tuesday, September 18, 2012 11:56 AM Subject: Re: [Elecraft] laptop power supply to power KX3 > On 09/18/2012 01:44 PM, Johnny wrote: >> Yes , correct , laptop supplies are often RF noisy. > > Any particular laptop and laptop supply brands favoured by dxpeditions? > > Jon LA4RT > >> >> Sent from my iPhone 4 >> >> "Fred Townsend" <[email protected]> 於 2012年9月18日 下午2:04 寫道： >> >> >>> Jeff, caution. Laptop power external supplies are designed to be >>> followed >>> by precision internal regulators that handle the logic voltages and >>> charging >>> the battery. The external supplies are not well regulated and can be >>> quite >>> noisy. They may not be the best supplies for ham rigs. >>> 73 >>> Fred, AE6QL >>> >>> -----Original Message----- >>> From: [email protected] >>> [mailto:[email protected]] On Behalf Of Jeff Herr >>> Sent: Monday, September 17, 2012 6:40 PM >>> To: 'Elecraft Reflector' >>> Subject: [Elecraft] laptop power supply to power KX3 >>> >>> While at work I went through our stock of power supplies for the various >>> makes of laptops we use. >>> I found that Toshiba supplies are specified 15v and ranged in current >>> capability from 2.5 amps and up. >>> >>> Dell, Lenovo, HP, Acer, Asus all use 19v supplies. >>> >>> Those Toshiba supplies are very small. >>> >>> WW6L >>> >>> >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:[email protected] >>> >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >>> >>> ______________________________________________________________ >>> Elecraft mailing list >>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>> Help: http://mailman.qth.net/mmfaq.htm >>> Post: mailto:[email protected] >>> >>> This list hosted by: http://www.qsl.net >>> Please help support this email list: http://www.qsl.net/donate.html >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
