Recent content by enrico

Hi everyone, what a fucking luck. A few years ago I gave up because I was busy with my job with a small Bed & Breakfast here in Pisa, Italy. During his time I gathered as much information as possible. I was in contact with Richard Erlacher from Denver. And i started scanning many...

Hi everyone, great work. A few years ago I gave up because I was busy with my job with a small Bed & Breakfast here in Pisa, Italy. During his time I gathered as much information as possible. I was in contact with Richard Erlacher from Denver. And i started scanning many microcornucopia...

yes write me back asking what do you need www.vintagesbc.it Enrico

i'm enrico again from ITALY. May i ask for the Ferguson layout to recreate teh PCB board? Thanks Soooo Muchhhh Enrico +393519960711 Whatsup, Telegram Facebook = https://www.facebook.com/enrico.lazzerini.5/

I'm looking for the manual of this disk drive. I show its ASSY PCB here: https://www.dropbox.com/s/yxw7hww0azqz5nx/Drive%208inch%20BASF%206104%20OLD%20Model.jpg?dl=0 Thanks for any help. Enrico

I would like to implement CP / M or similar with DUAL SIDE DUAL DENSITY disk management and eventually a new BIOS on the following two boards: A) Clone Bigboard (MK83) equipped with 4MHz Z80A, 32x4116 RAM, Z80ASIO, 2x2716 EPROM and FDC 1797. The board has unknown firmware with entry table to...

Here in Italy in the years 1979-1981 some engineers created a computer based on the Z80 which was equipped with a pair of 8-inch drives. Recently I got to test them. To do this I connect them to my Ferguson Bigboard which has FDC 1771 and I try to read sectors of single density pre-recorded...

For my error on the + 24Vdc power supply, I have damaged the controller board of a BASF 6104 drive (ref. A). The manual of this drive can be found in the network and corresponds to 80307-048-BASF-6104-technical-manual (ref. B). JJ2 jumpers 1-2, 17-18 and 21-22 were inserted in this drive. I...

I have a couple of 8" drives Mitsubishi M2863 slim type that I recovered I think around 1990 total in excellent conditions with which I created images and written several floppy disks 8". For some reason, including my incompetence, both their spindle motor do not run any more. And powering...

I have an old computer without any documentation and without its keyboard. Checking the 16-pin flat cable connected to the keyboard connector cannon 25pin I find that: Cannon Pin Segnale 5 to Bit0 Z80BPIO 6 to Bit1 Z80BPIO 7 to Bit2 Z80BPIO 8 to Bit3...

Pls excuse for my poor english, i hope to can explain well the help i ask for. I have 2 older hard drives Conner CP-2024 one working and one not. It seems that the not working may have lost the mapping between physical and logical geometry. Is there a way to make it alive? I explain other I...

Hi, I would use this monitor to repair an old italian computer General Processor Model T. https://www.dropbox.com/s/1o5p686j7cz6mp1/Depliant%20Modello%20T.pdf?dl=0 However, the monitor works on 18400Hz instead of 15625Hz. Is there anyone who according to the diagrams I provide here knows how...

I'm trying to install a hard drive IBM H3256-A3 (manual here http://www.hgst.com/tech/techlib.nsf/techdocs/7BF937434F9F7BBC86256E900073460D/$file/oem3fspe.pdf ) in an IBM AT 286. I state that the motherboard 286 type 1 with a controller AB-862G SUPER MULTI I/O CARD and a pair of drive performs...

Hi all, I was intrigued on the addon board with cpu 8086 and his daughter with memory expansion for the xerox 820-II. Along with the machine 820-II constituted the xerox 16/8. Manual 610P72384_820-II_Technical_Reference_1984.pdf does not include pages from 121 to 150 in which they were...

Is there anybody who knows what is this old chip? And where to try to find it? If it help what I know is that it used to do somenting like shift data register or Serial Shift Registers. It has a TTL level signal on its pins, it has 14 pins. You can see it named U1 in the centre of this...