CVARS K7PG  

     CVARS    K7PG
  The Chehalis Valley
 Amateur Radio Society
A  501(c)(3) Non-profit

     ARRL special service club
 
 
 
Electronics Workshop - January 27, 2022

Time & Location:

Topics:
  1. "Coupling" and "Bypass" Capacitors
  2. Windows 11 and Windows Subsystem for Linux (WSL)
  3. Batteries vs. Super Capacitors
  4. Multiband Antenna
  5. Potpourri

Notes:
"Coupling" and "Bypass" Capacitors:
  1. Capacitors can look like inductors in real circuits. See:
     https://passive-components.eu/choosing-of-right-blocking-capacitors/

Windows 11 and Windows Subsystem for Linux (WSL):
  1. Windows Subsystem for Linux Documentation from Microsoft:
     https://docs.microsoft.com/en-us/windows/wsl/
  2. Official Ubuntu Documentation:
     https://help.ubuntu.com/

Batteries vs. Super Capacitors:
  1. Andreas Spiess' 13-1/2 minute video "Are Supercapacitors the Better Batteries?":
     https://youtu.be/Orf9segRLv0

Multiband Antenna:
  1. Alpha Delta DX-CC 80/40/20/15/10 Meter Dipole:
     https://www.alphadeltaradio.com/pg1.html
  2. Short Multiband dipole with Loading Coils:
     https://k7mem-notebook.sfo3.digitaloceanspaces.com/Ant_Short_Multi_Band_Dipole.html
  3. "Build a Space-Efficient Dipole Antenna for 40, 80 and 160 Meters," A. C. Buxton, QST, July 1992, pp 35-36 (uses traps):
     http://www.arrl.org/files/file/Technology/tis/info/pdf/9207035.pdf
  4. "The Doctor is In - More on Using a 40-Meter Dipole on 15 Meters," Joel R. Hallas, QST, April 2017, pp 65-66
  5. "Antenna Here is a Dipole," James W. Healy, QST, June 1991, pp 23-26:
     https://www.arrl.org/files/file/Technology/tis/info/pdf/9106023.pdf
  6. Free EZNEC Antenna Software by W7EL:
     https://www.eznec.com

Potpourri

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