[Elecraft] 3.7 V Li-Ion cells in the KX1

Chris On batteryspace.com the notes for the Li-Ion 14500 Cylindrical Cell AA size 3.7V 750mAh says, "You must choose Our Smart Li-Ion Battery Charger and Battery holder to charge the Li-Ion cell with battery holder ( please charge one cell per time , please charge more cell in series) . Never u

[Elecraft] 3.7 V Li-Ion cells in the KX1

Bill, AB1AV, pointed me to the site I was thinking of, by WA3WSJ. I apologize for not mentioning him, his site just didn't show up when I was searching today. http://www.wa3wsj.com/KX1.html http://www.wa3wsj.com/KX1-12vPower.html Jim, KR1S http://qrp.kearman.com/ ___

[Elecraft] 3.7 V Li-Ion cells in the KX1

I thought someone had done this already but can only find AE5X's suggestion that it could be done. http://www.ae5x.com/kx1.html (near the bottom) I bought six 14500 Lithium-Ion cells rated at 3.7-V each from batteryspace.com and successfully installed them in my KX1. The battery holders are o

[Elecraft] MDR Earbuds

Have had a few queries about the "MDR" earbuds I mentioned in the KX1 writeup. They are made by Sony, MDR being the model-number prefix. There are several varieties. The ones I'm using are MDR-E828LP, available new on the auction site for around USD$5.00 plus shipping. They're noticeably more s

[Elecraft] KX1 #1740 - The first 100 QSOs

I built KX1 #1740 last month but waited until I had accumulated some experience to discuss it. With 100 QSOs in the log, I think I'm ready to let the cat loose. My comments will be most useful to people thinking about buying one. Why KX1? I live in a condo so I can only put up antennas at nigh