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NEC Store
You can order and download any of our digital products from this page. For any assistance please contact support@najahengineering.com
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NEC Acostix (complete version)
NEC Acostix is fully protected Excel based design software. The basic version design acoustic enclosure walls, design rectangular attenuators, design acoustic louvers and also size and select exhaust silencers to meet specified noise criteria. Optional modules include: engine noise and air flow estimator, pressure drop calculator, verify others attenuators design, verify others louvers design, room sound absorption coefficient calculator, perforation sheets acoustic configurator, inside room sound calculations and free field sound calculations.
$3,975.00
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Acoustic Enclosures, Sound Attenuators and Acoustic Louvers Design Training Reference
$425.00
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Diesel Generators Design & Applications Training Reference
More than 500 colored slides of training reefrence covering all major areas of diesel generators design, ratings, sizing, applications, control, protection, switchgear, testing and installation. Download for $ 395.0
$395.00
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NECSize2008 Load Sizing for Diesel Generators
Load sizing software developed to assist engineers to calculate and size the site loads as the first and the most important step to size the diesel generator. The software uses the data entered and parameters selected to calculate and provide the total running loads, total starting loads, average power factor and required horsepower. Download for $ 99.0
$99.00
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Human Resource Management System (HRMS)
This is Excel based Human Resource Management Module, designed in a very simple format to cover the basic needs of small companies up to 250 employees. It contains databases and reporting tools to manage employees personal information, employees compensation structure, job descriptions, skill matrix, time and labour data, appraisal system, training, recruitment and vacation schedule. Download for $ 99.0
$99.90
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Employees Vacation Scheduler
Excel vacation schedule sheet for up to 250 employees. The file consists of two sheets. One sheet is the human resource database, where you enter all your company's (or department) employees names and other information. The second sheet is the vacation schedule, which reads the basic employee's information from the first sheet. For each employee you enter the start date for his vacation and the number of days and the sheet will automatically calculate the end date of his vacation and display it graphically. You can select either daily or weekly display of vacation bar chart. Download for $19.0
$19.00
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MS Excel Functions, Formulas and Database - Self learning course
This is a downloadable self-study course equivalent to 5 PDH's. It contains 16 Excel sheets of useful tools for you to learn and practice. You will learn how to use the powerful functions and formulas of Excel such as: SUM, SUMIF, COUNT, COUNTIF, SUMPRODUCT, IF, INDEX/MATCH, MAX, MIN, INT, YEAR, MONTH,...etc, plus you will learn how to make drop down lists, protect your excel sheets, formatting, how to build and link databases and other tools. Download for $ 29.0
$29.00
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