• 7:00 PM
• ZOOM Virtual Meeting https://zoom.us/join 

1. Panadapters
2. Battery Chargers
3. Potpourri

Panadapters

1. "Using a Software Defined Radio As a Panadapter," Dave Core, K8WDA: http://k4co.org/MiscDocuments/SDR_Panadapter.pdf 
2. "A Panadapter for Your Transceiver or Receiver," Jim Kocsis, WA9PYH, QST February 2017, pg. 34-38; also available at: https://radioaficion.com/cms/what-is-a-panadapter/ 
3. Elecraft Add-on Panadapter": https://elecraft.com/products/px3-panadapter-for-kx3 
4. "RTL-SDR As A Cheap Panadapter": https://www.rtl-sdr.com/rtl-sdr-as-a-cheap-panadapter/ 
5. IF buffer/amplifier: https://www.tspelettronica.com/en/2020/06/17/iface-if-tap-pat-interface/ 
6. "Panoramic Adapter Tap Board," http://huprf.com/huprf/pat-board/ 
   Based on the British Radcom article, a copy of which is available at: http://huprf.com/huprf/wp-content/uploads/2016/03/PAT-Radcom-14.pdf
7. "Add a software defined radio (SDR) to your transceiver to make a 'real-time' panadapter": https://www.qsoshack.com/transceiver-sdr-panadapter-how-to-guide/
8. Yaesu FT DX 3000 has a buffered 1st IF (9 MHz) RCA output jack.

Battery Chargers:

1. "Battery Charging Tutorial": http://www.chargingchargers.com/tutorials/charging.html 
2. "Lead Acid Battery Charger Circuits": https://www.homemade-circuits.com/high-current-10-to-20-amp-automatic/ 

Potpourri:

1. "End Fed Half-Wave Antennas - Tips and Tricks": https://youtu.be/PKJ77POxQdE 
2. "Explaining End Fed Half Wave Antennas & Experimentation": https://youtu.be/hdTXQ9W_VsQ 
3. "Tilt-Over Crank-Up Antenna Mast": https://youtu.be/mynik3R4ySU 

1. QSO Today Virtual Ham Expo March 13-14, 2021: https://www.qsotodayhamexpo.com/ 
   The speaker and topics list can be accessed at: https://www.qsotodayhamexpo.com/speakers.html