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Re: MacBook double problem

From Mark <captain.black@gmail.com>
Newsgroups uk.comp.sys.mac
Subject Re: MacBook double problem
Date 2025-09-20 19:50 +0000
Organization A noiseless patient Spider
Message-ID <10an0he$1as02$1@dont-email.me> (permalink)
References <1ri3pm3.e9qkqnnfdq68N%liz@poppyrecords.invalid.invalid> <10ajf2b$fcek$1@notronniebarker.dont-email.me> <SJzRzkPPVJFTndmlWOPBzCmNzWHCOguu@news.usenet.farm> <10alm9l$vvrk$1@notronniebarker.dont-email.me>

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On 20 Sep 2025 at 8:49:10 AM GMT+1, "Alan B"
<alanrichardbarker@gmail.com.invalid> wrote:

> On 19 Sep 2025 at 21:54:07 BST, "Mark" <captain.black@gmail.com> wrote:
> 
>> On 19 Sep 2025 at 12:33:31 PM GMT+1, "Alan B"
>> <alanrichardbarker@gmail.com.invalid> wrote:
>> 
>>> Mark <captain.black@gmail.com> wrote:
>>>> Alan B <alanrichardbarker@gmail.com.invalid> wrote:
>>>>> On 2025-09-18, Mark <captain.black@gmail.com> wrote:
>>>>>> On 18 Sep 2025 at 9:57:13 PM GMT+1, "Liz Tuddenham" <Liz Tuddenham> wrote:
>>>>>> 
>>>>>>> Liz Tuddenham <liz@poppyrecords.invalid.invalid> wrote:
>>>>>>> 
>>>>>>>> I have a MacBook which I haven't used for about a year.  The battery was
>>>>>>>> swelling up so I took it out - I presumed the laptop would run directly
>>>>>>>> from the power supply if I needed to use it.
>>>>>>>> 
>>>>>>>> Today I have tried to start it on the power supply but it showns no sign
>>>>>>>> of life, even after leaving it on for several hours.
>>>>>>>> 
>>>>>>>> The reason I need to start it is that I am giving a talk in a couple of
>>>>>>>> weeks and have realised that the apparatus I am demonstrating is a bit
>>>>>>>> small to be easily seen by the audience.  Someone suggested that the
>>>>>>>> camera in the MacBook might be trained on the apparatus and a projector,
>>>>>>>> which is already in the hall, could be connected so as to display a
>>>>>>>> large picture.
>>>>>>> 
>>>>>>> I'm pleased to say the talk went well, picture at:
>>>>>>> <https://chippenhamradio.club>
>>>>>>> 
>>>>>>> I realised that I needed light on the demonstration equipment, so I
>>>>>>> brought along a stage lighting bar which you can just see at the top of
>>>>>>> the picture (right of centre).  By directing the light only where it was
>>>>>>> needed and using a small screen for the presentation, I got sufficient
>>>>>>> contrast and brightness on the screen.
>>>>>>> 
>>>>>>> We arranged the chairs in two concentric horseshoes but several more
>>>>>>> people turned up unexpectedly at the last minute, so we had to put in a
>>>>>>> third row.  I'm not sure if they were able to see all the detail but
>>>>>>> nobody complained.
>>>>>>> 
>>>>>>> 
>>>>>>> Many Thanks to everyone on this group who tried to help with the camera
>>>>>>> problem - I don't think it could have worked without a lot more
>>>>>>> equipment and wiring.
>>>>>> 
>>>>>> Well, that was a surprise... I've always thought you were in Australia! And no
>>>>>> - I don't even remember what led me to think that!
>>>>> 
>>>>> I thought you were a Mysteron ;) Anyway pleased to hear Liz's presentation
>>>>> went well. Sadly I haven't dabbled in Ham Radio for many years now.
>>>>> 
>>>> 
>>>> Sorry - that probably came across as quite random! Not a ham radio user,
>>>> but I used to spend hours scrolling through SW bands listening to weird
>>>> stuff. Great fun!
>>> 
>>> Nowadays I often use WebSDR for sw listening.
>>> 
>>> <http://websdr.org>
>>> 
>>> The Twente site gives reasonable coverage of the sw spectrum.
>> 
>> Muat admit, I've been looking at SW receivers lately... I used to have a Sony
>> ICF-SW55. That was an amazing piece of kit & I do miss it. Bought it in the
>> early 90s & used it when i was in Moscow for a few years. There was very
>> little else in terms of english language audio/visual entertainment back then,
>> apart from CNN. I'd cruise the airwaves and keep a little notebook of
>> where/when different countries broadcast their english language programs.
> 
> You could always get a SDR box to plug into your Mac. I bought one of these
> but
> of course you need a decent antenna system, so the wedsdr solution may be
> better.
> 
> <https://www.sdrplay.com/rsp1b/>

Thought I'd replied to this already but I don't see it...

There's just something about twiddling an actual know though... ;) Saw this
tonight <https://shortwave.live> Would have been very useful back in the day!

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Thread

MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-03 20:24 +0100
  Re: MacBook double problem Graham J <nobody@nowhere.co.uk> - 2025-09-03 20:35 +0100
    Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-03 21:05 +0100
      Re: MacBook double problem "David B." <BD@hotmail.co.uk> - 2025-09-03 21:38 +0100
      Re: MacBook double problem Graham J <nobody@nowhere.co.uk> - 2025-09-03 22:52 +0100
        Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-04 08:12 +0100
          Re: MacBook double problem Graham J <nobody@nowhere.co.uk> - 2025-09-04 08:22 +0100
            Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-04 08:43 +0100
              Re: MacBook double problem David Sankey <David.Sankey@stfc.ac.uk> - 2025-09-04 09:33 +0100
              Re: MacBook double problem Graham J <nobody@nowhere.co.uk> - 2025-09-04 09:39 +0100
                Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-04 16:08 +0100
                Re: MacBook double problem Graham J <nobody@nowhere.co.uk> - 2025-09-04 16:55 +0100
          Re: MacBook double problem Chris <ithinkiam@gmail.com> - 2025-09-05 08:05 +0000
            Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-05 11:08 +0100
              Re: MacBook double problem David Sankey <David.Sankey@stfc.ac.uk> - 2025-09-05 16:48 +0100
                Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-05 19:18 +0100
                Re: MacBook double problem Chris <ithinkiam@gmail.com> - 2025-09-06 08:11 +0000
                Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-06 09:19 +0100
                Re: MacBook double problem David Sankey <David.Sankey@stfc.ac.uk> - 2025-09-06 14:16 +0100
                Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-08 15:06 +0100
                Re: MacBook double problem - followup liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-10 08:45 +0100
                Re: MacBook double problem - followup Graham J <nobody@nowhere.co.uk> - 2025-09-10 10:26 +0100
                Re: MacBook double problem - followup liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-10 11:20 +0100
                Re: MacBook double problem - followup David Sankey <David.Sankey@stfc.ac.uk> - 2025-09-11 16:07 +0100
                Re: MacBook double problem Chris <ithinkiam@gmail.com> - 2025-09-06 18:30 +0000
              Re: MacBook double problem Graeme Wall <rail@greywall.demon.co.uk> - 2025-09-06 08:17 +0100
                Re: MacBook double problem Alan B <alanrichardbarker@gmail.com.invalid> - 2025-09-06 07:27 +0000
                Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-06 09:19 +0100
                Re: MacBook double problem Phil Taylor <nothere@ail.invalid> - 2025-09-06 10:24 +0000
  Re: MacBook double problem "David B." <BD@hotmail.co.uk> - 2025-09-03 20:42 +0100
  Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-18 21:57 +0100
    Re: MacBook double problem "David B." <BD@hotmail.co.uk> - 2025-09-18 22:36 +0100
    Re: MacBook double problem Mark <captain.black@gmail.com> - 2025-09-18 21:54 +0000
      Re: MacBook double problem Alan B <alanrichardbarker@gmail.com.invalid> - 2025-09-19 06:45 +0000
        Re: MacBook double problem Mark <captain.black@gmail.com> - 2025-09-19 10:42 +0000
          Re: MacBook double problem Alan B <alanrichardbarker@gmail.com.invalid> - 2025-09-19 11:33 +0000
            Re: MacBook double problem Mark <captain.black@gmail.com> - 2025-09-19 20:54 +0000
              Re: MacBook double problem Alan B <alanrichardbarker@gmail.com.invalid> - 2025-09-20 07:49 +0000
                Re: MacBook double problem Mark <captain.black@gmail.com> - 2025-09-20 19:38 +0000
                Re: MacBook double problem Mark <captain.black@gmail.com> - 2025-09-20 19:50 +0000
                Re: MacBook double problem Alan B <alanrichardbarker@gmail.com.invalid> - 2025-09-20 19:53 +0000
      Re: MacBook double problem liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2025-09-19 12:22 +0100
        Re: MacBook double problem Mark <captain.black@gmail.com> - 2025-09-19 11:31 +0000

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