30829Re: [midatlanticretro] Re: Anyone have a Network Hub we could borrow for the weekend ?
- May 18, 2013Dave <dave.g4ugm@...> writes:
>On 18/05/2013 17:51, Dave McGuire wrote:The original Ethernet DIX Blue Book spec. detailed that the shield of the
>> On 05/18/2013 07:20 AM, Brian Schenkenberger, VAXman- wrote:
>>>> Na "F" connectors are modern things for Satellite TV. Thick Ethernet
>>>> connectors are "N" types.
>>>> It also runs serious power levels. which is why you need those big
>>>> finned terminators, Is it 5 10 or 15 watts searching doesn't show up any
>>>> info ?
>>> On Etherpipe? I've never seen any "finned" terminators and I'd installed
>>> miles of 10b5.
>> Me neither. I have a number of 10base5 terminators here (they've found
>> re-use in non-computer-related RF work) and they're all just thumb-sized N
>> connectors with low-inductance resistors embedded in epoxy.
>Must be dreaming, and I don't have any thick Ethernet any more. One
>thing I do notice on the searching for images is that some terminators
>had a grounding lug...
pipe should be earth grounded. It was not for transmission line reasons
but for safety reasons should something short in any device connected to
I have a copy of the DIX spec. if you don't have one and could make a copy
for you if you're interested.
VAXman- A Bored Certified VMS Kernel Mode Hacker VAXman(at)TMESIS(dot)ORG
Well I speak to machines with the voice of humanity.
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