Overview

This 2016 product catalog from Citizen Systems presents a detailed lineup of electronic calculators across multiple series, including Printer, Scientific, Desktop, Semi-Desktop, and Pocket models. It provides comprehensive specifications, features, and technical data for each product.

Corporate Philosophy

Citizen emphasizes "Leading Technology for Humanity," focusing on technology that enhances daily convenience and enjoyment. Their calculators benefit from miniaturization and LCD technologies originally developed in their watch division.

Product Series and Key Features

• Printer Series: Models such as 520DPA and CX-77BN feature currency conversion, cost-sell-margin calculations, check & correct functions, and 1 or 2-color printing via mini thermo printers. Print speeds range from 2 to 10 lines per second. Displays are LCD with color-coded digits (green for positive, red for negative), supporting 12 to 14 digits on a single line. Power options include battery and AC adaptor. Dimensions and weight vary by model.
• Scientific Series: Includes models like SRP-285N and SRP-145N with 8+2 to 12+2 digit displays and 1 or 2-line dot matrix screens. They support extensive functions (up to 526), program memory (up to 148 bytes), metric conversions (up to 170), scientific constants, complex number calculations, statistical and logical functions, and base conversions (DEC, HEX, OCT, BIN). Powered mainly by LR44 batteries with some backup batteries. Compact and lightweight designs.
• Desktop Series: Models such as SDC-660Ⅱ and SDC-8780LⅡ offer grand total, mark up, square root, double memory, tilt display, and currency conversion on select models. Displays support 12 to 16 digits on a single line. Power sources include battery and solar. Sizes and weights vary but generally larger than pocket models.
• Semi-Desktop Series: Includes CT-600J and SDC-805BN with features like check & correct, cost-sell-margin, currency conversion, mark up, square root, double memory, tilt display, and some with 3-line displays. Display digits range from 8 to 14. Power options include battery and solar. Compact form factors.
• Pocket Series: Models such as LC-310N and SLD-322BK focus on portability with features like currency conversion and square root. Displays support 8 to 10 digits. Power options include battery and solar. Very compact and lightweight.

Technical Specifications and Parameters

The catalog details dimensions (width, depth, height in mm), weight (grams), digit counts, print speeds (lines/sec), power sources, and special functions per model. Printer series models have print speeds from 2 to 10 lines/sec with standardized 58 mm paper width. Scientific calculators support advanced mathematical functions and programming capabilities. Desktop and semi-desktop models emphasize ergonomic features such as tilt displays and check & correct functions.

Color and Display Technology

Several models feature multi-color LCD displays or printing capabilities (e.g., black/red, blue/red). Scientific calculators utilize dot matrix displays for enhanced visualization of complex functions.

Power Supply

Power options vary by series and model, including LR44 batteries, AA batteries, solar cells, and AC adaptors. Some scientific calculators include backup batteries to preserve memory.

Summary Table and Model Index

A comprehensive model index table lists dimensions, weight, digit count, power consumption, and product codes, facilitating easy comparison and selection based on size, weight, and functionality.

Critical Information and Recommendations

• Specifications are subject to change without notice.
• Trademarks belong to their respective owners.
• Users should select calculators based on required functions such as printing, scientific calculations, portability, or desktop use.
• Consider power source compatibility and availability for intended environments.
• Color-coded displays and printing improve usability by visually distinguishing positive and negative values.

Additional Product Specifications and Feature Guide

The catalog includes detailed product data such as physical dimensions, unit and carton weights, packed quantities, and barcode identifiers for logistics and inventory management.

A feature matrix outlines the presence of functionalities like power options (cell, AA, dual), memory and replay capabilities, display features (3-line, tilt), calculation functions (TAX, currency conversion, cost-sell-margin), correction and programming features, and additional options like rubber keys and hard cases.

Interpretation and Usage

This document serves as a technical and feature comparison guide essential for inventory management, sales, and technical support, enabling informed decisions based on product size, weight, power requirements, and functional capabilities.

Conclusion

The catalog comprehensively details Citizen's 2016 electronic calculator lineup, covering a broad spectrum from basic pocket calculators to advanced scientific and printing models, supporting diverse customer needs with clear specifications and feature descriptions.