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- Path: dartvax.dartmouth.edu!usenet
- From: Steven.D.Ligett@dartmouth.edu (Steven D. Ligett)
- Newsgroups: comp.dcom.modems,comp.sys.mac.hardware.misc,comp.sys.mac.comm
- Subject: Re: mac modems with no wall adaptor needed
- Date: 19 Feb 1996 18:18:23 GMT
- Organization: Dartmouth College, Hanover, NH
- Message-ID: <4gaetf$ci8@dartvax.dartmouth.edu>
- References: <4g19ml$ke0@tuba.cit.cornell.edu>
- <1996Feb16.212654.11050@dsi.bc.ca>
- NNTP-Posting-Host: atgw2-ksp-1-192.dartmouth.edu
- X-Posted-From: InterNews 1.0.6@dartmouth.edu
-
- In article <1996Feb16.212654.11050@dsi.bc.ca>
- walter_gorlitz@mindlink.bc.ca (walter gĂ·rlitz) writes:
-
- > Yes. I know there is a limit to the amount of power the ADB bus can
- > handle. If you use a lot of items on your ADB chain, you'll either
- > lose power to one or more devices on the chain or you'll fry the chip
- > inside the Mac.
-
- With OLD Macs (SEs and Mac IIs come to mind), you could blow the ADB power
- fuse, for which the ordinary Apple Dealer fix would be a motherboard swap. New
- Macs use a PTC "fuse" - a thermal self-resetting gadget. I know someone who
- was going to put four such ADB powered modems on a Mac; I recommended against
- it. :-)
-