{"product_id":"ohio-scientific-osi-challenger-1p-c1p-1980-working-with-original-manuals","title":"Ohio Scientific (OSI) Challenger 1P (C1P) 1980 Working with Original Manuals!","description":"\u003cp\u003e\u003cstrong style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eOhio Scientific (OSI) Challenger 1P (C1P) 1980 Working with Original Manuals!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eOhio Scientific Challenger 1P S\/N 9823. This computer was manufactured during 1980, as various internal components are dated 08-10-79, 8-14-79, and 8-19-80. The system boots normally into the system monitor and, after pressing break, displays the D\/C\/W\/M prompt. The system has been upgraded with additional memory and displays 22,783 bytes free. The rare internal disk controller board and interface cable have also been installed.\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cstrong\u003eExternal 5.25\" floppy drive included (untested):\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eA period correct 5.25\" diskette drive suitable for use with the Ohio Scientific Challenger 1P is included. The diskette drive was made by MPI | Micro Peripherals Inc., Model B51, S\/N 072278, Mfg. Date Aug 80. The drive is untested and is mounted in a modern external drive enclosure with a power supply and fan. The diskette drive is not connected to the power supply, has not been tested, and is provided \"as-is\" due to age.\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cstrong\u003eThe following original 5.25\" diskette media is included:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eOS-65D V3.1 (WITH A\/E + EM) C 1 P 80-0061, dated Sep 12 80, marked \"orig\"\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eOS-65D V3.1 (WITH A\/E + EM) C 1 P 80-0061, dated Sep 12 80\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003ePICO DOS V1.1 DEMO 80-0092, dated Aug 5 80\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cstrong\u003eThe following original documentation is included:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eUnpacking and Assembly Instructions (undated)\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eOS-65D V3.0 User's Manual Preliminary Copy October 1978\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eUser's Guide OS-65D V3.0 Disk Operating System (undated)\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eThe Challenger 1P Technical Report August 1978\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eThe Challenger Character Graphics Reference Manual August 1978\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eThe 8K Basic-In-ROM Reference Manual September 1978\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eOhio Scientific 6500 Assembler\/Editor User's Manual 1978\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eOhio Scientific Retail Price List November 1978\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eOhio Scientific Retail Price List March 1979\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\"GT\" Modification for 600 Board (Marked \"Done June 19, 1980 working!\")\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eVideo Mod 32 (undated, Copyright Progressive Computing)\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(0, 0, 0); font-family: 'Market Sans', Arial, sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eInstructions to Add an RS-232C Interface to Your Ohio Scientific Challenger 1P or Superboard II Computer\u003c\/div\u003e","brand":"Red Hook Treasure","offers":[{"title":"Default Title","offer_id":48642579103998,"sku":null,"price":3750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/3263\/7182\/files\/OSI_C1P_01.jpg?v=1784985651","url":"https:\/\/redhooktreasure.com\/products\/ohio-scientific-osi-challenger-1p-c1p-1980-working-with-original-manuals","provider":"Red Hook Treasure","version":"1.0","type":"link"}