Xtal Set Society, Inc

Web-Articles, Downloads, and Newsletter Article Index


Updated 08-02-08


Web Articles & Downloads on this site:

Beginner Web Articles:

  • How to Read Schematics
  • The AM Broadcast Band
  • A Big Ole Hunk of Galena Crystal
  • Crystal Set FAQs
  • How Crystal Sets Work

    • General Web Articles:

  • Variable Cap Lineup & Mounting
  • Equivalent Series and Parallel Circuits
  • XS-800 Antenna Measurement Bridge
  • Q of a Coil With Some Unused Turns


    • General Down-loadable Articles or Information: (Hint. Downloads go much faster if you right click your mouse and save the file to your desktop or other file folder, rather than simply double-clicking to read the file directly).

  • Derivation of Step Attenuator R Formulas (08-02-08) pdf file.
  • The Trap Coil Q Measurement Method Revisited (08-02-08) pdf file.
  • About Q (04-08-08) pdf file, Discusssion on Q Formulas/Measurement.
  • The AM RF Signal (06-18-08) pdf file, Discusssion on makeup of an AM RF Signal.
  • Anatomy of Crystal Set Modeling: Equivalent Circuit Substitutions (02-28-08) pdf file, with spice app.
  • XS-OB1 Kit Manual (updated 05-01-08) pdf file.
  • Different OAT BOX COILS (updated 06-19-08) pdf file.
  • XS-801 Kit Drawings (updated 04-23-08) pdf file.
  • Mechanical Dimensions for Mounting Variable Capacitors (new 05-02-08) pdf file.


    • Downloads from WCT Newsletter (pdf format - no longer available for subscription).

  • Intro to the Noise Bridge (MAR06 WCT Newsletter)
  • The RX Noise Bridge Article (APR06 WCT Newsletter)
  • Noise Bridge as Spectrum Analyzer? Nope! (May06 WCT Newsletter)

    • Crystal Set Society Newsletter Article Index:

    (over 300 articles)

    The Xtal Set Society Newsletter has been published bi-monthly since July of 1991. The following is a listing of articles by Catalog #, Month, Year, and Title. 1991-2003 volumes are for sale by catalog #. Newsletters since 2003 have not yet been bound but may be purchased separately.To order individual newsletters, only since 2003, list those that you want in the "comments section of your order cart; and, enter the number of individual newsletters ordered on the SINGLE NEWSLETTER entry. Click here for the Order Page.

    Click here for the newsletter-index. You can browse through the list; or, you can use the "Find" command in the Edit pop-up window of your browser. For example, if you wish to find all articles that contain the word (or partial word) "detect" in their title, enter detect in the Find window and press "Next" for each entry. Entering "detect" would find words including "detector," detecting, detection, etc.

    drop down find window