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public:calculator:info:dm41x_info [27/01/26 14:02 GMT] – [Update 28/5/22] johnpublic:calculator:info:dm41x_info [01/02/26 08:36 GMT] (current) – [Update January 2026] john
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 ==== Update January 2026 ==== ==== Update January 2026 ====
 +
 +Using my [[..:..:miscellany:watches:watchcheck|python Watchcheck]]
  
 ^Date Start^Date Check^Delta^Latest Rate Error^Average Rate Error^Comments^ ^Date Start^Date Check^Delta^Latest Rate Error^Average Rate Error^Comments^
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 ==== Complex Numbers ==== ==== Complex Numbers ====
 +
 +For more about the ''41Z'' see the separate page [[..:guides:41z_module|]]
 +
  
 I'm using the ''41Z complex number'' module by Angel Martin to add a 4-level complex number stack. It's a bit confusing at first to get to grips with, but adds a lot of functionality to the the DM41x. I'm using the ''41Z complex number'' module by Angel Martin to add a 4-level complex number stack. It's a bit confusing at first to get to grips with, but adds a lot of functionality to the the DM41x.
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   * Firmware      : [[https://technical.swissmicros.com/dm41x/firmware/]]   * Firmware      : [[https://technical.swissmicros.com/dm41x/firmware/]]
-  * Documentation : [[https://technical.swissmicros.com/dm41x/doc/dm41x_user_manual.html|User Manual]]+  * Documentation : [[https://technical.swissmicros.com/dm41x/doc/dm41x_user_manual.html|Online User Manual]] 
 +  * Documentation : {{ :public:calculator:info:dm41x_user_manual.pdf | PDF Manual}}
   * Product Page  : [[https://www.swissmicros.com/product/dm41x|DM41X]]   * Product Page  : [[https://www.swissmicros.com/product/dm41x|DM41X]]
  
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   * See [[public:calculator:progs:dm41x_progs|]]   * See [[public:calculator:progs:dm41x_progs|]]
  
 +
 +===== HP-41CX Owner's Manuals =====
 +
 +Download from [[https://literature.hpcalc.org]]
 +
 +  * HP-41CX Owner's Manual Vol. 1 : [[https://literature.hpcalc.org/community/hp41cx-om-vol1-en.pdf]]
 +  * HP-41CX Owner's Manual Vol. 2 : [[https://literature.hpcalc.org/community/hp41cx-om-vol2-en.pdf]]
 +  * HP-41CX Quick Reference Guide : [[https://literature.hpcalc.org/community/hp41cx-qrg-en.pdf]]
  
  

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