based on the attached image. I measured the center of instruction length 1 to 5 on my panel then I used a image i found online of the actual honeycomb 5*5 block and resized my image to match pixels per mm ( this is as close as I can get )
I also compared other known dimensions of my panel with...
Thanks. If I had a original honeycomb 3D printing would definitely be a great option.
My Dad operated the IBM 1401 at the State Savings Bank of Victoria ( now known as the Commonwealth Bank ) many years ago
Apparently it was one of the very few purchased not rented from IBM
No idea where it...
Hi Guys
I have recently acquired a IBM 1401 control panel ( well it is on its way from USA to Australia )
Thanks to a special person in the USA that helped to make this happen :)
I need the honeycomb and lights that are missing from the panel.
I see the IBM 1130 uses the same lights and...
Hello
What is the deal with this cap. I need a replacement but this one has 3 legs. From the PCB to are just common
The markings on it are as follows
180uF
0-50 VDC
672D
USA8427H
105 oC
The cap looks more like it has corroded than leaked but I would prefer to change it anyway.
Can you still...
Hello
I would like to purchase an IBM 1401 Mainframe Computer
No I am not joking.
Dead or alive.
In bits or just bits.
Complete or Incomplete.
This will be for my own personal collection.
It is NOT being used on some movie etc ( so it will be going to a good home )
Adding to an old thread I know. But I recently got myself a Qualstar 1052 off eBay and was not able to get it to read or write and tapes without errors.
The tapes I were originally using were only certified at 800CPI so they didn't work on this drive with a minimum read/write of 1600BPI
I tried...