Calculators
Calculators are essential tools that streamline various mathematical tasks, making them indispensable for students, professionals, and anyone in need of precise calculations. At Porter Electronics, we offer a diverse range of calculators tailored to suit every user’s needs, from basic arithmetic to complex scientific functions.
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TDS COGO Survey Card and Overlay for HP 48GX Calculators
TDS
$289.99Enhance the capabilities of your HP 48GX calculator with the TDS COGO Survey Card — a powerful surveying and coordinate geometry solution designed for land surveyors, engineers, and field professionals. This plug-in card transforms the HP 48GX into...$289.99 -
On Sale
Texas Instruments TI-84 Plus Graphing Calculator
Texas Instruments
Now: $99.99Was: $109.99The Texas Instruments TI-84 Plus Graphing Calculator is a versatile and essential tool for high school and college students tackling math, science, and standardized testing. Designed for speed, clarity, and reliability, this calculator features an...Now: $99.99Was: $109.99 -
Texas Instruments TI-81 Graphing Calculator
Texas Instruments
$74.99The Texas Instruments TI-81 is a classic graphing calculator designed for algebra, trigonometry, and pre-calculus coursework. With a large LCD display and user-friendly interface, the TI-81 allows students to plot graphs, perform complex equations, and...$74.99 -
On Sale
HP 12C Scientific Calculator
Hewlett Packard
Now: $109.99Was: $129.99The HP 12C Financial Calculator is the industry-standard calculator trusted by finance professionals, accountants, real estate agents, and investors for over four decades. Known for its iconic layout, Reverse Polish Notation (RPN) entry system, and fast...Now: $109.99Was: $129.99 -
Texas Instruments TI-82 Plus Graphing Calculator
Texas Instruments
$69.99The Texas Instruments TI-82 Plus is a dependable graphing calculator designed for students and educators who need powerful math and science tools in a user-friendly package. With advanced graphing functions, a clear display, and intuitive menus, the...$69.99 -
On Sale
HP 11C Scientific Calculator – RPN Programmable Calculator for Engineering & Science
Hewlett Packard
Now: $219.99Was: $249.99The HP 11C Scientific Calculator is a classic from Hewlett-Packard’s legendary Voyager series, known for its durability, reliability, and powerful functionality. Designed with Reverse Polish Notation (RPN) entry and a wide range of scientific,...Now: $219.99Was: $249.99 -
Texas Instruments TI-86 Plus Graphing Calculator
Texas Instruments
$74.99The Texas Instruments TI-86 Plus is a powerful graphing calculator built for advanced math, engineering, and science applications. Offering enhanced memory, detailed graphing capabilities, and a large high-contrast display, it’s designed to handle...$74.99 -
On Sale
HP 82240B Enhanced Infrared Printer for HP Calculators
Hewlett Packard
Now: $209.99Was: $239.99The HP 82240B Infrared Printer is a compact, battery-operated thermal printer designed for seamless printing from compatible HP calculators and testing devices. Utilizing infrared communication (Redeye protocol), it eliminates the need for cables while...Now: $209.99Was: $239.99 -
On Sale
HP-42S Scientific Calculator
Hewlett Packard
Now: $359.99Was: $379.99The HP-42S Scientific Calculator is a legendary Reverse Polish Notation (RPN) programmable calculator highly regarded by engineers, scientists, and professionals for its precision, reliability, and advanced computing capabilities. Designed for complex...Now: $359.99Was: $379.99 -
HP-15C Scientific Calculator
Hewlett Packard
$309.99The HP-15C Scientific Calculator is a legendary programmable scientific calculator renowned for its Reverse Polish Notation (RPN) entry, compact form factor, and exceptional computational power. Ideal for engineers, scientists, mathematicians, and...$309.99 -
Texas Instruments TI-85 Advanced Graphing Scientific Calculator
Texas Instruments
$79.00The Texas Instruments TI-85 is an advanced graphing scientific calculator designed for higher-level math, engineering, and science applications. Featuring powerful graphing capabilities, a large display, and a wide range of built-in functions, it is...$79.00 -
On Sale
Texas Instruments TI-83 Plus Graphing Calculator
Texas Instruments
Now: $59.99Was: $89.99The Texas Instruments TI-83 Plus is a versatile and reliable graphing calculator designed for students, educators, and professionals. Known for its durability and user-friendly interface, it offers a wide range of functions for algebra, calculus,...Now: $59.99Was: $89.99