This episode features Mortgage & Loan Analysis, originally released in 1980 by Atari. It was developed by Control Data Corporation.
Podcast: Download
Box and Supplement Scans
Scan of the front of the box:
Investment Series Brochure Ad:
Catalog Ad:
Control Data Corporation Logo:
Mortgage & Loan Analysis in Action
After the initial CLOAD and subsequent RUN, the real loader’s splash screen while it loads from cassette:
The first of two splash screens:
The second splash screen:
Program overview:
Menu
The only menu. There are two choices. Information or run a problem:
Information
There are 5 screens of information. Each can be printed as well:
Running a Problem
Enter up to 10 amounts. Note the error – you must enter at least one value:
Oops, numeric amounts only. Data validation at work:
Enter up to 10 interest rates:
Enter up to 10 terms (loan lengths) in years using decimals to represent partial years:
Viewing the Output
A) 3 loan values, 3 terms, and 3 interest rates. Loan value 1 results:
B) Continuing A, loan value 2 results:
Continuing A, loan value 3 results:
D) Simple comparison of 1 value, same term, and variance only in the interest rate:
Problem End Menu
Modern Calculation
Using web based modern calculation to validate the same results:
Printing
Init screen print:
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-0-init-03.pdf
Information screens printed (all 5):
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-2-i-01.pdf
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-2-i-02.pdf
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-2-i-03.pdf
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-2-i-04.pdf
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-2-i-05.pdf
3 loan values, 3 terms, and 3 interest rates. Load value 1 results:
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-1-05-a.pdf
3 loan values, 3 terms, and 3 interest rates. Load value 2 results:
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-1-05-b.pdf
3 loan values, 3 terms, and 3 interest rates. Load value 3 results:
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-1-05-c.pdf
Output from the simple loan with 1 value, same term, and only variance in interest rate (D above):
https://inverseatascii.files.wordpress.com/2016/03/s2e12-prt-1-05-d-simple.pdf
Show Links:
- Inverse ATASCII S1E10 Atari Stock Charting: https://inverseatascii.info/2015/02/10/s1e10-atari-stock-charting/
- Inverse ATASCII S2E08 Synpace SynCalc: https://inverseatascii.info/2016/02/23/s2e08-synapse-software-syncalc/
- Atari Mania: http://www.atarimania.com/utility-atari-400-800-xl-xe-mortgage–loan-analysis_s20926.html
- AtariWiki page: https://atariwiki.org/wiki/Wiki.jsp?page=Mortgage%20%26%20Loan%20Analysis
- Control Data Wiki: https://en.wikipedia.org/wiki/Control_Data_Corporation
- Atari Wiki: https://en.wikipedia.org/wiki/Atari
- VCFSE Site: http://vcfed.org/wp/festivals/vintage-computer-festival-southeast-4-0/
- VCFSE Kickstarter: https://www.kickstarter.com/projects/302393381/help-fund-the-vintage-computer-festival-southeast-1?ref=nav_search
- Atlanta Historical Computing Society (AHCS) Site: http://atlhcs.org
