David Shoaf KG6IRW from Elecraft joins George and Jeremy to talk all things HF Amplifiers.  David walks us through an introduction to HF amplifiers by discussing amplifier technology, characteristics, features, and considerations one must make before purchasing.  Along the way, David familiarizes us with the Elecraft HF amplifier line, 100 watts through full 1500 watt legal limit! Powerfilm Solar Offer Save 10% off 30 Watt Panel Package!  - http://www.powerfilmsolar.com/products/workbench David Shoaf KG6IRF at 2017 Hamcon courtesy of HamRadio 2.0 - http://www.livefromthehamshack.tv/2017/07/03/episode-104-elecraft-forum-presentation-hamcom-2017/ Airspy HF+ Now Available for Preorder! US:  https://v3.airspy.us/product/airspy-hfplus/ Outside US:  https://www.itead.cc/airspy-hf-plus.html Wellbrook HF Receiving Mag Loop Antennas - http://www.wellbrook.uk.com/Loop_Antennas DX Engineering HF Receiving Mag Loop Antennas - https://www.dxengineering.com/parts/dxe-rf-pro-1b BurningAmp - http://www.burningamp.org/ Flint-Hills Low Loss Power Power Gate - http://ki0bk.no-ip.com/~pwrgate/LLPG/Site/Welcome.html Elecraft Newsletter - All about amps - http://mailchi.mp/elecraft/november-newsletter-kpa1500-update-ljogpqqg7g?e=e85c8c2add Elecraft KPA1500 Legal Limit HF Amplifier - http://www.elecraft.com/elecraft_prod_list.htm#KPA1500 Elecraft KPA500 500W HF Amplifier - http://www.elecraft.com/KPA500/KPA500.htm Elecraft KXPA100 100W HF Amplifier - http://www.elecraft.com/KXPA100/kxpa100.htm Elecraft KAT500 Antenna Switch and Tuner - http://www.elecraft.com/KAT500/kat500.html Elecraft KRC2 Band Decoder - http://www.elecraft.com/KRC2/krc2.htm