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description=TRS-80.org is a source for information about the Radio Shack TRS-80 line of computers, hardware, and software, with articles, interviews, and more!;
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matthew reed s trs 80 org matthew reed s trs 80 org computers arcade games interviews hardware books software magazines adventures companies general graphics doss people printers click for announcement matthew reed has passed away matthew reed passed away on august 21 2025 his site is being preserved by ira goldklang of www trs 80 com there will be no further updates to this web site rest in peace matthew the selectra print the selectra print originally known as the selec term was a device that connected a trs 80 model i to an ibm selectric electric typewriter it was sold by micro computer devices inc of anaheim california the trs 80 version of the selectra print cost 1 925 00 and included a modified selectric ii as part of the package the selectric was an electric typewriter that used a typeball which was removable and changeable instead of individual typebars ibm introduced the original selectric later known as the selectric i in 1961 and an improved version the selectric ii in 1971 the selectric produced excellent output and eventually gained 75 of the united states electric typewriter market read more computer plus anyone who subscribed to trs 80 magazines such as 80 micro or the rainbow will probably remember the advertisements for computer plus of littleton massachusetts they ran advertisements usually full page for almost the entire life of the trs 80 line what they sold were radio shack computers and other hardware at prices lower than radio shack sold them itself for example in 1984 radio shack sold a trs 80 model 4 with two floppy drives for 1 999 00 computer plus sold it for 1 699 00 a 16k color computer 2 that cost 159 95 at radio shack cost 135 00 at computer plus a 24k model 100 cost 999 00 at radio shack and 835 00 at computer plus not only that but only purchasers who lived in massachusetts had to pay the state sales tax so how did computer plus do it stephen b gray talked about this in his trs 80 strings column in the july 1982 issue of creative computing referring to companies offering trs 80 computers at considerably less than the prices listed in the radio shack catalogs read more dotwriter dotwriter was a dot matrix printing utility described as a graphics text formatter it supported the trs 80 model i model iii and later the model 4 dotwriter was a highly regarded program it won the 80 micro readers choice award in 1983 and achieved a perfect score in its 1985 review in 80 micro dotwriter which was also styled as dotwriter and dot writer was written by william k mason the first version dotwriter 1 5 cost 69 95 when it was introduced in 1982 it was originally sold by j f consulting of palm desert california and rcm computers of buffalo new york dotwriter 1 5 was written in a combination of basic and assembly language the much better known versions dotwriter 3 0 and 4 0 were sold by prosoft of north hollywood california prosoft also sold the newscript word processor frequently mentioned in the dotwriter 1 5 manual dotwriter 3 0 was introduced in 1983 for 79 95 dotwriter 4 0 which was a complete rewrite in assembly language and four times faster than dotwriter 3 0 was released in 1984 it cost 79 95 for the model i and iii version and 99 95 for the model 4 version read more microsoft fortran microsoft fortran also known as fortran 80 was one of the most advanced programming tools available for the trs 80 as a compiled language it was more powerful than the included basic interpreter microsoft fortran was created and sold by microsoft for multiple trs 80 models although the most popular versions were sold directly by radio shack many commercial trs 80 programs such as the mean checkers machine by lance miklus were written in fortran miklus wrote in the march 1980 issue of the s eighty fortran s advantages are numerous it s fast the coding technique is protected it has powerful library functions it is an excellent number cruncher its functions are complete subroutines instead of single lines and it interfaces easily with machine language subroutines read more the muscle micros the april 1983 issue of 80 micro contained an article called the muscle micros written by the 80 micro tech staff the article profiled three sleek supercharged trs 80 model iii computers equipped with hard drives commonly known at the time as winchester drives the three computers profiled were the bt hard disk model iii microcomputer from bt enterprises of bohemia new york the mti mod iii plus from microcomputer technology inc better known as mti of santa ana california the computex model 326 from computex of houston texas much like the earlier adcock johnson model 3000 which was a model iii repackaged in a transportable case these companies bought model iii computers from radio shack and then extensively upgraded them into their own branded products the article described what made up these muscle micros read more arex arex written by william muk koon yet was one of the last games adventure international sold for the trs 80 model i and iii it cost 34 95 for both the disk and tape versions when it was released in late 1982 as with many of their other games adventure international adapted arex for multiple computers the apple ii version for disk only was written by gordon eastman the atari 400 800 version for disk and tape was written by john anderson the commodore 64 version for disk and tape was a conversion by philip case of john anderson s atari version the ibm pc version for disk only was written by philip case the trs 80 color computer version for tape only was written by roger schrag read more trs 80 disk and other mysteries one of the most popular books ever written for the trs 80 was trs 80 disk and other mysteries by harvard c pennington it was published in 1979 by international jewelry guild of upland california a company co founded by pennington for a price of 22 95 the book was an unexpected success for international jewelery guild better known as ijg at the time primarily a seller of gold coins and diamonds the first two printings of trs 80 disk and other mysteries sold out before ijg had even received them from the printers one advertisement described the book as the definitive work on the trs 80 disk system the manual for super utility described it as a standard reference the trs 80 model i was less than two years old at the time and pennington had been one of the first purchasers there was a great demand for trs 80 information and pennington wrote about many topics in the trs 80 disk and other mysteries these included using hexadecimal and binary a discussion of trs 80 disk operating systems the trsdos directory structure even pennington s opinions of radio shack william barden jr described the contents in the preface to the book read more miner 2049er bill hogue through his company big five software was known for producing some of the best games available for the trs 80 model i and iii games like galaxy invasion and robot attack were legendary in trs 80 circles but bill hogue and big five software s most successful game wasn t for the trs 80 it was miner 2049er the 1984 electronic game of the year miner 2049er was an atari platform game with ten levels that had versions available for more computers than any other game at the time here is a description of miner 2049er from a 1983 big five software flyer read more the rest of 80 in late 1982 80 micro magazine and the trs 80 itself were riding a wave of popularity some issues of 80 micro topped 500 pages and it was the third largest magazine in the united states not just among computer magazines but among all magazines 80 micro actively solicited articles and those enormous issues were filled largely with articles submitted by readers the book the rest of 80 was another result of this abundance of material it was a collection of articles submitted to 80 micro but never published they were described as some of the very best manuscripts ever sent to 80 micro the rest of 80 cost 9 97 when it was introduced in 1983 read more commander 80 commander 80 was a column that ran irregularly in 80 microcomputing magazine from the may 1982 to the may 1983 issues it was written by jake commander trs 80 author technical consultant to 80 microcomputing and a very frequent contributor to the magazine despite the fact that there were only nine commander 80 columns it remains one of the best remembered columns from the magazine jake commander described commander 80 as a regular pot pourri of trs 80 facts ideas and opinions in his first column this is the first of a series of columns i ll be doing every month for 80 microcomputing covering topics ranging all the way from software and hardware to my general opinions on whatever takes my fancy this is an opportunity i ve waited for to be able to sound off and air some of my views read more 1 2 3 4 5 6 7 35 next