Article View: alt.folklore.computers
Article #619776Re: 1956 -- circuit reliability book
From: Andrew Swallow
Date: Sat, 03 Feb 2018 03:25
Date: Sat, 03 Feb 2018 03:25
33 lines
3531 bytes
3531 bytes
On 02/02/2018 17:14, Scott Lurndal wrote:
> jmfbahciv <See....@aol.com> writes:
>> hanc...@bbs.cpcn.com wrote:
>>> On Wednesday, January 31, 2018 at 9:48:23 PM UTC-5, Andrew Swallow wrote:
>>>> On 29/01/2018 16:53, Charlie Gibbs wrote:
>>>> {snip}
>>>>
>>>>>
>>>>> The one Hollywoodism that always bothered me is the way a telephone
>>>>> reverts to a dial tone when the other end hang up. I've never heard
>>>>> this in real life, but maybe it's regional thing. Can anyone from
>>>>> New York say whether this really happens there?
>>>>>
>>>>
>>>> That is nationwide. There is a dummy exchange that Hollywood and TV
>>>> companies use. It does not matter what number you dial the equipment
>>>> returns dial tone. The two actors were not talking to each other.
>>>
>>> Telephone sets used on movies/TV are not connected to anything.
>>> Sound effects (tones, etc) are added later.
>>>
>> Even for movies made in the 40s, 50s and 60s?
>
> Yes. And Stage plays used a autotransformer to supply ring
> current when they needed an on-stage phone to ring, but it
> wouldn't have been connected to an "exchange".
>
> I suspect that Andrew is referring to the special exchange number
> '555' that will never be used (except for 555-1212) and is
> suitable for example and hollywood use.
>
That is the one.
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X-Received: by 10.223.184.42 with SMTP id h39mr4619003wrf.4.1517628303891; Fri, 02 Feb 2018 19:25:03 -0800 (PST) X-BeenThere: alt.folklore.computers@googlegroups.com Received: by 10.28.47.71 with SMTP id v68ls639556wmv.6.gmail; Fri, 02 Feb 2018 19:25:03 -0800 (PST) X-Received: by 10.28.4.216 with SMTP id 207mr4444627wme.13.1517628303255; Fri, 02 Feb 2018 19:25:03 -0800 (PST) Path: mbox-mo1.pugleaf.net!74ni16116wme.0!nntp.google.com!proxad.net!feeder1-2.proxad.net!news.mixmin.net!news.unit0.net!border1.nntp.ams1.giganews.com!nntp.giganews.com!buffer1.nntp.ams1.giganews.com!news.giganews.com.POSTED!not-for-mail NNTP-Posting-Date: Fri, 02 Feb 2018 21:25:03 -0600 Subject: Re: 1956 -- circuit reliability book Newsgroups: alt.folklore.computers References: <2884a417-2702-428f-89fb-d21cda9eeaed@googlegroups.com> <p4b4es$nmv$1@dont-email.me> <87607pwqnm.fsf@usenet.ankman.de> <o8CaC.652306$nS6.186263@fx23.am4> <p4fovt0cot@news1.newsguy.com> <4KzbC.489966$HZ5.382140@fx22.am4> <d687cecb-0383-477c-ac8e-4cf57061ccd1@googlegroups.com> <M8HbC.621680$QL6.132451@fx20.am4> <p4njj33o96@news4.newsguy.com> <TqOdncSdOJxr4u_HnZ2dnUU78IXNnZ2d@giganews.com> <c4977b5c-cc78-4773-a02f-c3cf5c191a35@googlegroups.com> <PM0005643B1039BB8A@aca42e3d.ipt.aol.com> <l01dC.3919$qv.3169@fx33.iad> From: Andrew Swallow <am.sw...@btinternet.com> Date: Sat, 3 Feb 2018 03:25:03 +0000 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 MIME-Version: 1.0 In-Reply-To: <l01dC.3919$qv.3169@fx33.iad> Message-ID: <u-adnRrrkpcStujHnZ2dnUU78TvNnZ2d@giganews.com> Lines: 33 X-Usenet-Provider: http://www.giganews.com X-Trace: sv3-Qwumd//4ASmKzVO5JU25dP+ZG9ARs3In19M/RTPQ5sHSUy2/+1KbBcYFbcQezYMCuXRJQtGG0HUgJsK!/XTYxyQiB4PJJK5tuQFENUD59Ydh8QeIEzhUBiooUxTCewmID6FtDfS5RsXKDR6tfbE1t6/q/R0= X-Complaints-To: ab...@giganews.com X-DMCA-Notifications: http://www.giganews.com/info/dmca.html X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.40 X-Original-Bytes: 3029 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit