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</head><body><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">I may have enough germanium diodes to pass around</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">for a club build night. I can check if needed.</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);"><br></p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">Round oatmeal box crystal radios are out there with a quick</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">google search. Also look at <a href="http://www.crystalradio.net/">http://www.crystalradio.net/</a> for</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">ideas. Don't forget Chuck Kitchin's (sp?) BARS build session years</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">ago. That was well published along with Dan Raisbeck's picture</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">seen tuning one.</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);"><br></p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">I also have old unused Gillette razor blades for a foxhole radio</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);">some day.</p><p style="font-size: 12pt; font-family: helvetica, arial, sans-serif; color: rgb(51, 51, 51);"><br></p><blockquote type="cite">On January 13, 2019 at 8:40 AM Andy Wallace <soldersmoke01@gmail.com> wrote: <br> <br>Mike, K1TWF, and I shared a ride to Fred Hopengarten’s ARRL meeting yesterday and we were discussing crystal sets. A crystal set is generally an AM broadcast band receiver WHICH NEEDS NO POWER SOURCE. That, to me, has always been fascinating. <div dir="ltr"> <br></div><div><br></div><div>Some of you have heard my stories of experimenting with xtal sets last year. I have not made anything as good as Mike Tuggle’s here, but it has been interesting to research and work toward it. Here’s a neat article:</div><div><br></div><div><a href="http://www.antiquewireless.org/uploads/1/6/1/2/16129770/41-designing_a_dx_crystal_set.pdf">http://www.antiquewireless.org/uploads/1/6/1/2/16129770/41-designing_a_dx_crystal_set.pdf</a></div><div><br></div><div>If you google “Lyonodyne” you will find other resources. </div><div><br></div><div>Lots of discussion and plans at The Radioboard here:</div><div><br></div><div><a href="http://theradioboard.com/rb/viewforum.php?f=2">http://theradioboard.com/rb/viewforum.php?f=2</a></div><div><br></div><div>While not specifically ham related, building a crystal set can get you (and the youngsters) fired up about radio and electronics!</div><div><br></div><div>Andy</div><div>KA1GTT</div><div><br></div></blockquote><p style="font-size: 12pt; font-family: helvetica,arial,sans-serif; color: #333333;" class="default-style"><br> </p><blockquote type="cite">_______________________________________________ <br>bars mailing list <br>bars@w1hh.org <br>http://mail.w1hh.org/mailman/listinfo/bars_w1hh.org <br></blockquote><p style="font-size: 12pt; font-family: helvetica,arial,sans-serif; color: #333333;" class="default-style"><br> </p></body></html>