Istarian wrote: > If you'll note I said it specified 9 volts AC, not DC. I'm guessing > this has something to do with being connected to the phone line. If > you know otherwise, feel free to clarify.
9 VAC is used because you can get + and - supply voltages from it without using an inverter circuit. The minus supply is needed for the serial port. Nothing to do with the phone line. > > On Nov 9, 5:37 pm, Wolf <[email protected]> wrote: >> most cordless telephone sets run on 9 volt DC adapters >> >> On Mon, Nov 9, 2009 at 3:41 PM, Istarian <[email protected]> wrote: >> >>> So, I picked up an old modem for seventy-five cents with what appears >>> to be a mac cable. It's a DB-25 to 8pin mini-din cable. The modem is a >>> Practical Peripherals MC144MT II (14.4kbps). Can this be used with all >>> serial port macs (I have an LCII and a Performa 6100/66)? And does >>> anyone know where I can get an inexpensive 9v AC 1A wall plug power >>> supply so I can see if it turns on? -- Clark Martin Redwood City, CA, USA Macintosh / Internet Consulting "I'm a designated driver on the Information Super Highway" --~--~---------~--~----~------------~-------~--~----~ You received this message because you are a member of the Vintage Macs group. The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/vintage-macs Support for older Macs: http://lowendmac.com/services/ -~----------~----~----~----~------~----~------~--~---
