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

Electronics Workshop - November 21, 2024

Time & Location:

Topics:
  1. Heathkit Manuals
  2. Blown Fuse Indicator Revisited
  3. RF Attenuators
  4. Dipoles and Doublets

  5. Potpourri

Notes:
Heathkit Manuals:
  1. "Heathkit of the Month - Table of Contents":
    https://www.w6ze.org/Heathkit/Heathkit_Index.html#hotm
  2. Internet Archive: https://archive.org/search?query=heathkit
  3. Heathkit Schematic and Manual Archive: https://www.vintage-radio.info/heathkit
  4. Heathkit Documentation 9with a Brief History:
    https://www.md0mdi.im/heathkit-documentation/
Blown Fuse Indicator Revisited:
  1. "Blown Fuse Indicators. Simple Design 10":
    https://dmohankumar.wordpress.com/2015/10/21/blown-fuse-indicators-simple-design-10/
  2. DigiKey LED Series Resistor Calculator (includes chart of LED forward voltage drops):
    https://www.digikey.com/en/resources/conversion-calculators/conversion-calculator-led-series-resistor
RF Attenuators:
  1. "All About Circuits Attenuators" article:
    https://www.allaboutcircuits.com/textbook/semiconductors/chpt-1/attenuators/
  2. Wikipedia:https://en.wikipedia.org/wiki/Attenuator_(electronics)
Dipoles and Doublets:
  1. Peter Waters' YouTube Video: https://youtu.be/mT5V6TlVIwg

Potpourri
Triplexer & Bandpass Filters:
  1. Triplexer - "HF Yagi Triplexer Especially for ARRL Field Day":
    https://webpubs.arrl.org/pubs_archive/137277
    (You need to login to ARRL.org before this link will work)
  2. Bandpass Filters - "The NVARC “Ugly” Filter Project": https://n1nc.org/Filters/

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