HHC 2023: Recreating the HP 15c Handbooks (Eric Rechlin)

HP15c Collector's EditionSee more

HHC 2018: Recreating the 15C Advanced Functions HandbookSee more

HP 15C Collector's Edition ReviewSee more

Excitedly unboxing my new HP 15c Collector's Edition calculator and checking the keyboardSee more

HHC 2023: Things the HP-41 Designers Got Wrong (Gene Wright)See more

HHC 2023: What's New in the HHC 2023 USB Drive (Eric Rechlin)See more

HP15c CE 8x8 system HD 1080pSee more

HHC 2023: Update on SwissMicros DM32 (Bob Prosperi)See more

HP-15C Limited Edition vs. HP-15C Collector's Edition - the Bessel function of the first kindSee more

Unboxing a new HP15C Collector's Edition CalculatorSee more

2023 HP 15C Collector's Edition Unbox RPN電卓で、余り計算をやってみた。See more

HHC 2023: Moravia Partner Update (Klaas Kuperus and Radim Frydrych)See more

HP 15C Synthetics and Synthetic ProgrammingSee more

HP15C Collector's Edition vs HP15C Limited EditionSee more

HP 15C Limited Edition LE Scientific Calculator Self-testsSee more

HHC 2022: Calculator Humor (Gene Wright)See more