Old Blog Archive

2008
080714-193000 Have decided to use a blog also...
080715-164610 A bit concerned about the CP/M-86 software repository (Kirk Lawrence's heritage)
080718-181049 A 2nd CP/M-86 software repository mirror already exist
080725-160000 TCP/IP stack for CP/M based systems ?
080729-101513 Back from holidays, a Philips P2012 with a CoPower card is waiting...
080731-175742 Many interesting documents (e.g. PDF) can be found at bitsavers.org
080804-202826 Vintage computer pages disappearing again and again....
080809-103901 Such a cute portable ... and unreachable still (to rare, to expensive...)
080919-001100 Another rare CP/M portable from Televideo...
081031-200000 How to transfer Apple Disk Images from a modern PC to an Apple II (with a super serial card)
081109-142200 Cracking an Osborne 1 into parts - interesting pictures
081125-220000 Another very interesting vintage computer blog ... not very frequently updated, but good entries !
2009
090124-220000 I managed it to downgrade a Turbo PASCAL (5.5) Source of a Z80 Assembler to a Turbo PASCAL 3.0 version...
090130-190000 Cool ... an Apple II, a SD/MMC card for storage, a Z80 CPU, 80 columns card, all together implemented in an FPGA prototype
090219-210000 Predecessors of 8080 hardware.... almost forgotten - R2E Micral , a Intel 8008 based "PC"
090318-122427 Shame on me... didn't finish my CP/M Commander program, but now somebody else already did it...
090423-220000 Another rare, but surprisingly innovative CP/M portable: 'Zorba portable computer'
090528-220000 Love on the buses: The S-100 and me - an interesting article at theregister.co.uk
090712-220000 Microshell - a mighty CCP replacement ... and NIPSOFT Commander (for MZ-800 CP/M 2.2)
090907-210909 Vintage PC portables - oldies but goldies... my four favorite ones ;-)
091119-210000 Some thoughts about transfering disks or at least, files from a PC to a vintage computer
091128-190000 Another remarkable milestone: Sharp Pocket Computer (first: PC-1211)
091218-200000 Now again a Sharp Pocket Computer - but the (almost) Z80 compatible one...
2010
100308-210000 Captain James T. Kirk (William Shatner) sells Commodore VIC/VC-20 - amazing !
100508-210000 A shrinked Altair 8800 as a replica - very nice (still need screenshots of the working system)
100808-210000 CP/M Walnut Creek CD download possibilities... didn't found so many ...
100812-195924 Interesting device for (real, not emulated) old CP/M computer : A "serial" mass storage (uDRIVE-uSD-G1)
100828-110000 Recommended vintage computer pages...
100916-092637 Updated PX-8 ROM and really NEW Epson PX-8 Geneva devices still available ...
101004-210000 New toy - A pocket PC by "Highscreen" (Highscreen Handy Organizer)
101028-183000 Finally after several tries I managed it.... my Highscreen Organizer aka Zeos Pocket PC runs CP/M programs
101101-140000 Still waiting for OpenVMS ... my DEC Alpha Personal Workstation
2011
110105-160049 Enormous feedback for a simple question about Fortran 66 compatible compilers
110121-190000 100 years IBM.... do you remember the advertisments about IBM PCs ?
110124-163704 Floppy Disk emulators which can write !
110206-192251 Got a (rare) C64 COMAL 80 cartridge !
110312-093000 Another real Z80 portable - today we would talk about a netbook... 1987 it wasn't a sensation but very handy
110316-124850 Kind of a network connection to every CP/M computer ...
110328-223537 Another floppy emulator (works with TRS-80, Apple II a.s.o.)
110408-183825 Offtopic: Finally a Delphi 64bit compiler will be available soon
110409-153000 This is the first "Personal Computer" (not Altair, not Scelbi, not Micral) ?
110604-210000 IMSAI 8080 info page + new z80pack link + ebook 8080/Z80
110718-220000 A(nother) great blog moved to a new address
110821-220000 ZX81 Kits still available. A MS-DOS 1.x and 2.x version assembler source.
110917-140000 16 Bit but already extincted: ATARI ST - Amiga competitor, not PC killer
111015-150000 Apple Lisa 1 demo - surprisingly with 5 1/4" floppy disk drives (!)
111110-220000 DEC Alpha old advertisment and some PWS maintenance links
2012
120130-190000 Debian Linux 5.0.9 "Lenny" for DEC Alpha
120205-123702 CP/M on Apple II... new efforts
120404-170000 Microsoft Adventure - Is this the first game from Microsoft ? And who wrote this ?
120602-190000 MacOS X is *NOT* the first Unix based Operating System for Apple Macintosh's
120626-183000 OT: Strange experience made with Symantec Endpoint Protection and their deficient virus detection
120807-180000 CP/M-86 with VMWare Player and Virtualbox 4 ? YES
120818-190000 Thinkpad T23 (and now also 600E) boots CP/M-86 (despite of Wikipedia)
120908-195028 Very interesting Computer Chronicles TV Episode (1995) about Gary Kildalls lost deal with IBM
120917-190000 OT: Personal Firewall "Snake Oil" .... why so many are misinformed
121014-145207 Three remarkable and rare C64 peripheral devices/cartridges
121114-220000 OT again: Fooled Antivirus - Part 2
121123-190000 A replacement for rare and bad supported Catweasel Controller ? DiscFerret to the rescue ...
121124-230000 Forgot these ugly limits for BIOS, DOS, FAT16 ... had to re-install a Siemens PCD-4ND
121210-090000 Apple I auction ended with fantastic price... selled for ~ half a million EURO
121229-134831 Strange C64 cartridge "Story Machine" from Spinnaker Software ............ errorneous software selled from beginning?
2013
130113-130000 Commodore Plus 4 resurrected...
130121-223000 New toy, an old, autonomous working Eprom Burner, a Needham's SA-20 ...
130208-090250 Short Mac SE/30 adventures
130210-130000 Virtual Floppy Drive with Windows 7 ? Really bad, it's difficult to manage.
130319-180000 New Toy: Macintosh Colour Classic (aka Color Classic)
130407-130000 DEC Personal Workstation Bootscreen - for Windows 7 PCs ;-)
130505-223000 Chicken and Egg problem... Apple II disk images converted/readable for the Apple IIe Card ?
130516-090000 Quality sinks continuously ...this time: CISCO
130530-200000 All things got together, but not yet connected due to the missing (in)famous Y-cable
130703-200000 Dr. Dobb's Z80 Toolbook (David E. Cortesi) can be read online ...
130719-195036 NSA compatible devices/software .... easier for customers to get them now ;-)
130806-091923 Interesting Z80 project using a real Z80 but for all I/O using an MCU
130907-120000 Notebook floppy disk drive repair - an impossible mission...
131001-230000 Successor of Kryoflux - the new SuperCard Pro from Jim Drew ?
131027-161416 New toy: Texas Instruments LED/VFD Display Calculators (1972 - 1980)
131107-230000 Texas Instruments SR-51-II ... a more complex calculator than you think
131117-170000 SNES (PAL) and a rare NTSC cartridge "Frogger"
131123-120000 TI Programmable 58 - powerful but always losing memory
131215-150000 Sega Genesis Frogger (but SNES still rulez!), run with a free online emulator
131221-210000 Good news - Supercard Pro is now available
131225-143006 "Free" mail service mail-online.dk is a deceptive package - a warning ...
2014
140201-140000 Using MS-DOS 4.01 with virtual machines is a NIGHTMARE !
140302-115350 IBM PC/XT building site ... replacing cards and drive
140309-200000 Different Floppy Drive widths ? What did IBM wrong ? Or others ?
140312-205500 Windows Chicago Alpha / Pre-Beta Boot Screen and other...
140316-002012 All time TOP DOS Games (1982-1993)
140325-214052 An odyssey with an 8bit Seagate SCSI controller ...
140410-205055 ZIP100 and IBM PC/XT ... works fine !
140419-151500 Sega Dreamcast + VGA output ... possible for ALL games, but with a trick
140506-202048 A new ISA 8-Bit SCSI Controller... a Trantor T130B - but new problems too
140520-183000 How to figure out structure / disk parameter of an unknown CP/M floppy disk ?
140607-174644 XENIX Installation on a real 486 Part 1
140615-210000 XENIX Installation on a real 486 Part 2
140629-210000 XENIX Installation on a real 486 Part 3
140629-230000 XENIX Installation on a real 486 Part 4 (almost)
140712-185307 XENIX Installation on a real 486 Part 4 (finally)
140719-120000 Expirience made with Genius G840 IC Programmer (from stg51.com)
140901-180000 Offtopic but important: Campaign against PGP - hidden reasons ?
140906-192109 Andrew Kay passed away, one of the greatest computer pioneers of the 80s
140909-210626 TI Programmer
141012-180000 Commodore 8032 with CP/M ? Unbelievable, but true...
141101-120000 Apple II clone "Pluto" ... seems to be very rare, was sold in germany only
141104-210000 Sega Genesis Revival - Radicagames small replica console ... Retro feeling guaranteed
141116-180556 Repairing a Macintosh IIci power supply - NIGHTMARE !!!
141221-233000 RAM Upgrade Amstrad (Schneider) PC1512 from 512KB to 640KB
141224-140000 Merry Christmas to all blog readers
2015
150104-220000 Pioneer hardware with a (meanwhile) rare CPU: Cosmac Elf (1976) ... and his successors
150112-220000 640K Ought to be Enough for Anyone
150119-190000 The perfect virus ? NSA's "barnfire" program and implications [offtopic]
150124-160000 Some tests with PGP 6.5.8 from NAI and ckt builds of PGP and Windows 7 [offtopic]
150128-120000 8086tiny - a very small CPU and PC emulator... but difficult to use
150213-230000 Fun with Hercules Graphics Adapter - my Amstrad PC1640 still make it...
150227-220000 *VERY* old skool char only game - ZZT from Epic Megagames
150502-160000 Siemens PCD-2 monochrome monitor adapter
150509-180000 Another Siemens PCD-2 - but surprisingly with a Intel 386SX CPU ?!
150520-120000 PCD2 CPU card - unknown manufacturer, unknown switch function
150604-180000 Difficult to try "imaging" an old hard disk drive with a 486 PC (on DOS 6.2)
150609-220000 Windows 10 - why it can be the wrong update ...
150629-210000 Very interesting project - a microbee emulated in (almost) one FPGA
150803-200247 Don't miss "Classic Computing 2015" - THE vintage computer exhibition and festival in Thionville
150808-113000 Extracting floppy drivers out of Windows 7 (for using them with Windows 10)
150810-222007 Microsoft's new "Privacy Statement" and conclusions: BE WARNED
150918-183000 Genoa Super EGA can't replace an original Siemens PCD-2 CGA+MDA card
150926-202649 First "Smart Watch" ever, decades before Apple Watch oder Samsung Gear
151114-230000 Ultra rare Texas Instruments Portable Professional Computer (PPC)
151213-120000 Almost already vintage: LTO-2 and LTO-3 tape drives with Windows 7
151225-000000 Ho ho ho - Merry christmas and a happy new year 2016
2016
160131-130000 OT: For those who would like to travel through time ...
160220-140000 Famous game classics on Sega Mega Drive (Genesis): TinyToon Adventures !
160228-150000 My ZIP 100 dropped about 50cm down to the ground - dead :-(
160315-220000 Programming a BASIC game - still fun, even with a vintage PC/XT
160424-144500 Rare CPU: IBM 386SLC , similar to an Intel 386SX, but with 8KB cache ...
160619-170000 Less known, but very intesting for your vintage PC: PTS-DOS 2000
160702-130000 Evolution of vintage PC chess programs (until VGA) Part 1
160702-173000 Evolution of vintage PC chess programs (until VGA) Part 2
160702-190000 Evolution of vintage PC chess programs (until VGA) Part 3
160702-191500 Evolution of vintage PC chess programs (until VGA) Part 4
160731-201500 BASIC game classics... today: CAMEL (slightly improved version of the original David H. Ahl source)
160822-182500 Advertisment IBM Portable PC and two other early portable PCs
160831-235000 Finally an exploding capacitor was occuring again (this time: Kaypro II)
160921-203000 Evolution of vintage PC chess programs (until VGA) Part 5 (forgot to mention Sargon 4)
161030-130348 It's a real nice (but heavy) "portable", the IBM PS/2 P70 - build 1989 'til 1991
2017
170106-150000 What to do if Floppy Drives don't read floppy disks ...
170227-190207 Transferring binary files to a DOS PC without anything else but DOS ?
170312-233000 Amstrad PC1640 on steroids ? Not really, but still a surprise...
170423-210000 Got an IBM Portable PC 5155. Really slow, but it's a nice engineering piece.
170429-130000 A word about 'Spinrite' ... a repeatedly echoed myth from many forum users
170527-150000 ATI EGA Wonder used in / for an IBM Portable PC
170826-120000 UCSD p-SYSTEM for IBM PC - bootable and not MS-DOS related, not the usual psys22.zip file
170916-230000 Forgot what it means: Installing Windows 95 (first edition) on a 486 PC
170917-171452 I didn't had (at least) the right video card ...
170923-203000 Found an appropriate video card, but followed by some problems
171002-193000 Benchmarked two VLB cards with 3DBENCH 1.0 and Wolfenstein 3D Timedemo
171203-202458 Old SuSE Linux 4.2 - not really working in a VM (an odyssey not in space)
2018
180215-120000 PX-8 and Turbo PASCAL... a bit tricky
180429-190000 Finally I finished my floppy-copy-machine & DOS + Win98 gaming station
180520-180000 DOS Floppy Disk Copy Programs Part 1
180520-181000 DOS Floppy Disk Copy Programs Part 2
180521-193000 DOS Floppy Disk Copy Programs Part 3
180521-200000 DOS Floppy Disk Copy Programs Part 4
180522-143000 DOS Floppy Disk Copy Programs Part 5
180605-100000 VGACOPY is running again - but not with the Pentium 200 CPU...
180801-200000 REVERSI - A QBASIC program from 1990 ... playing stronger as you think
180912-120000 Ancient chess programs: Sargon and Sargon 2
180914-120000 And another CP/M chess program: MYCHESS 2.3
180916-200000 Finally I managed to re-activate my Central Point Option Board...
181013-100000 Raped IBM PC/XT on Youtube, ignorance for details at it's best
181108-100000 Elektor ("Elektuur") SC/MP - the real device and the emulator
181110-191015 Elektor SC/MP system, now the real pictures
181124-220000 A rare ECB System: Elzet/P (Elzet-80 series) - Z80 portable in industrial case
181214-130000 Very interesting... an authentic conversion of the Taito Invaders in QBASIC !
181225-120000 Merry XMAS and a happy new year 2019 !
2019
190121-211100 The real first IBM PC: The (almost portable) IBM 5100 !
190217-161500 New project using GWBASIC and a nice web site with interesting vintage computer advertisments
190310-150623 Fastest 8086 PC ever: NEC PC-98DO+ (not an AT nor 386, but with 16MHz)
190406-210000 Text Adventure Game (almost) purely data driven and written in BASICA/GWBASIC
190413-120000 Finished the in BASICA / MBASIC programmed and only data driven Adventure Game !
190519-200036 Micromint SB180FX resurrected ... and it's running well
190526-190000 The truth about LS-120 (aka SuperDisk) media (all of them are preformatted...)
190618-200000 Gaby's CP/M Forum will move...
190711-213000 Bondwell 8T and the Expanded Memory Mystery
190727-202500 My Yodobashi (Microvoice) Formula-1, with build-in eprom programmer
190824-220000 Some tests with Concurrent DOS XM 6.01 running with PCem
190825-120000 Further tests with Concurrent DOS 386 3.0 (still with PCem)
190929-213000 A real classic computer game - ELITE ... worth to be revisited !
191225-123029 Merry XMAS and a happy new year 2020 !
2020
200216-173646 Micromint SB180FX ZRDOS and file transfer adventure
200229-113000 Siemens PG750 - a portable 386 PC with a CRT color display ...
200324-123000 Wolfenstein 3D Alpha, Tests with DOSBOX, still looking for EGA Alpha Version
200521-172931 Text Adventure Kit written in pure GWBASIC, a map editor and generator for Text Adventures
200629-180000 A modern "BASIC Home Computer", "Colour maximite 2", with an ARM7-CPU
200829-000000 A game gem: Eye of the beholder (1991), with really beautiful EGA graphics
200920-170000 CP/M 2.2/3.0 Terminal test program with self editable terminal definitions
201010-190000 FMA 3500, a 486DX Notebook with monochrome LCD VGA display
201117-120000 Off topic: Microsoft Safety Scanner ... not really recommendable. See why.
201215-222508 Two interesting pages about the Olivetti M20 - one of the few computer which have a Z8000 and can run CP/M-8000
201221-104917 Remarkable site and blog: The 'Computer History Museum'
201228-155943 Ghost HDD imaging history ... Wikipedia ignores versions below 3
2021
210208-095857 Strange DOSBOX (with latest version 0.74-3) behaviour with a sample benchmark program
210331-173000 Hard Disk Imaging Utility for (very) old PCs - now in beta status
210807-180000 Comparison of free memory for an old IBM PC/XT compatible system
210819-153000 Ontrack Disk Manager adventures
211109-102817 LBA 48bit vs 28bit BIOS support and DOS/Windows 98 FAT32 limits


A new blog site was started, but at the moment only with some of the last entries also found in this archive.
Feel free to visit the new blog site vintagecomputing.info, will try to add entries with new content as soon as I have again time for that.

P.S.: If you visit the page, please go back with the browser go back function.

P.P.S.: Some (external referenced) pictures cannot be loaded anymore. You have to use archive.org's web archive search for those external pictures or web pages.