[cctalk] Re: RS232 then and now

Same here! Had a 101 in the basement connected to my PET upstairs because of space and noise, with a 35-40 foot long ribbon cable far exceeding the recommended maximum cable length; never a problem. m On Sat, Feb 1, 2025 at 6:03 PM Fred Cisin via cctalk<cctalk(a)classiccmp.org> wrote: >>>> Another pet gripe of mine is calling the old 50-way SCSI/etc. connector >>>> a "Centronics" connector,regardless of application or number of >>>> connections. >>>> I prefer to refer to them as "blue ribbon" connectors, developed by >>>> Amphenol in 1950 and used extensively in commercial telephone systems >>>> long before Centronics or SCSI. >>> I've always called them Amphenol connectors, although strictly speaking >>> Amphenol made more than one design. > On Sat, 1 Feb 2025, Nigel Johnson Ham via cctalk wrote: >> Actually, in 1971 they were originally marked A-MP, which stood for >> Aero-MarineProducts. >> >> And as far as the statement that Epson standarised the Centronics > connector >> goes, I say 'hogwash' - it was being used by Centronics many years > before >> Epson came on to the market. I was servicing teh Centronics 101, 103 > and >> 306 back in 1975, including making cables to hook them up to PDP11s. I > Centronics had already STANDARDIZED the connector, but Epson made it known > to the general public. > > I loved the 101. > When I retired mine, I tried unsuccessfully to get $25 each at swaps. So, > I donated them to a community colege that was desperate for sturdier more > rugged printers for their lab, and took $1000 each tax deduction.