• 7:00 PM
• Fire District 6 Training Room; 2123 Jackson Highway; Chehalis, WA

1. Illuminated Light Switch
2. USB Interface for Transceivers
3. Sealed Lead Acid Batteries
4. Pure vs Modified Sine Wave Inverters
5. QSL Cards
6. Potpourri

Illuminated Light Switch:

1. Hot Resistance vs Cold Resistance for incandescent light bulbs:
   https://www.edn.com/hot-resistance-versus-cold-resistance/
2. "Neon NE-2 Circuits You Can Build," by Lewis Loflin
   https://www.bristolwatch.com/ele/neon.htm

USB Interface for Transceivers:

1. "USB Interface for Transceivers," by Anthony Le Cren, pg 30-31, QST, April 2023
2. QST-in-Depth:
   https://www.arrl.org/files/file/QST%20Binaries/2023%20QST/04%20Apr%2023/QST-0423-LeCren-QST-in-Depth.pdf
3. Anthony Le Cren's Radio Projects page:
   https://hamprojects.wordpress.com/

Sealed Lead Acid Batteries:

1. "CSB Battery Product Manual":
   https://www.toshiba.com/tic/datafiles/brochures/Hitachi-All_Battery.pdf
2. “How to Maintain and Care for Your SLA Battery”:
   https://www.power-sonic.com/blog/batteries/care-for-sla-batteries/
3. “How to Charge a Lead Acid Battery”:
   https://www.power-sonic.com/blog/how-to-charge-a-lead-acid-battery/
4. “Sealed Lead Acid Battery Recovery”:
   https://youtu.be/2JIzSxqWids
5. “Da Pimp 2 Assembly Instructions”:
   https://www.instructables.com/DP2-Da-Pimp-2-Assembly-Instructions/
6. Da Pimp 2 Project files on GitHub:
   https://github.com/dchang0/dapimp2

Pure vs Modified Sine Wave Inverters:

1. "Pure Sine Wave VS. Modified Sine Wave Inverters - What's The Difference":
   https://www.altestore.com/blog/2015/10/#.ZEcRnM7MJhE

QSL Cards:

1. Microsoft Word QSL Template File:
   www.qsl.net/n9bt/qsl_template.docwww.qsl.net/n9bt/qsl_template.doc

TopicP: