MAKE A MEME View Large Image SWTPC AC30 Cassette Interface.jpg The Southwest Technical Products Corporation SWTPC AC-30 tape interface for early personal computers was introduced in May 1976 for 80 Shown with a Sankyo ST-30 cassette recorder a SWTPC 8K BASIC tape and a ...
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Keywords: SWTPC AC30 Cassette Interface.jpg The Southwest Technical Products Corporation SWTPC AC-30 tape interface for early personal computers was introduced in May 1976 for 80 Shown with a Sankyo ST-30 cassette recorder a SWTPC 8K BASIC tape and a TSC 6800 Assembler tape When the first home computers were introduced in 1975 floppy disk systems cost 2000 Storing data on audio cassettes was the low-cost but slow option that most hobbyists used SWTPC designed their AC-30 Cassette Interface to meet the proposed Kansas City Standard data format The binary data was recorded using 1200 Hz and 2400 Hz at a 300 baud data rate At 30 bytes per second it took over 4 minutes to load an 8K file <br> Photo taken with a Nikon E3200 camera using tungsten lighting by Michael Holley in September 2005 Transferred from http //en wikipedia org en wikipedia; transferred to Commons by User Liftarn using http //tools wikimedia de/~magnus/commonshelper php CommonsHelper 2005-09-30 Swtpc6800 Michael Holley <gallery> File SWTPC6800 open jpg SWTPC 6800 Computer File SWTPC AC30 Cassette Interface Front jpg SWTPC AC30 Cassette Interface File SWTPC AC30 Cassette Interface Open jpg SWTPC AC30 Cassette Interface </gallery> Michael Holley original upload log page en wikipedia SWTPC_AC30_Cassette_Interface jpg 2006-02-24 03 39 Swtpc6800 683×394× 66450 bytes <nowiki>Southwest Technical Products Corp AC-30 Cassette Interface This recorded computer data in the Kansas City Standard format on audio cassetttes Introduced in July 1976 and the kit cost 80 Photo by Michael Holley 2005</nowiki> Compact Cassette-based tape drives Southwest Technical Products Corp Photographs by User Swtpc6800 Nidec Sankyo
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