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Re: Amperex #6977 subminiature indcator tube (1958)

From "Osmium" <r124c4u102@comcast.net>
Newsgroups alt.folklore.computers
Subject Re: Amperex #6977 subminiature indcator tube (1958)
Date 2015-12-22 15:20 -0600
Message-ID <ddtt4lFk66qU1@mid.individual.net> (permalink)
References (8 earlier) <n59lc9$m14$1@dont-email.me> <87si2vto3n.fsf@redbull.i-did-not-set--mail-host-address--so-tickle-me> <55b39c04-0ac1-409e-882b-5026190ac8e4@googlegroups.com> <alpine.LNX.2.02.1512221122520.18456@darkstar.example.org> <1089532850.472494299.458096.peter_flass-yahoo.com@news.eternal-september.org>

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"Peter Flass" wrote:


> Michael Black <et472@ncf.ca> wrote:
>> On Tue, 22 Dec 2015, hancock4@bbs.cpcn.com wrote:
>>
>>> On Monday, December 21, 2015 at 5:48:34 PM UTC-5, Lawrence Statton 
>>> wrote:
>>>
>>>> I've got about 40 vintage televisions, mostly post-war through the
>>>> 1960s and none of them use 'continuous tuning' on VHF.  In fact, the
>>>> only ones I have that DO are much, much later (80s) like the Watchman
>>>> and the TV80.  My oldest set, is a 1939 Andrea and has the 'three
>>>> channel' mod applied. (Upgrade from the original TWO channel selector).
>>>
>>> Around 1947, TV transmission standards were changed.  The people
>>> who already owned TV sets had to get them converted, but it appears
>>> the manufacturers were willing to pay for the conversion.
>>>
>> ANd so did the FM band.  I have the impression the FM broadcast band was
>> doing better than tv as WWII started up, a lot more receivers.  And after
>> the war, things got rearranged, so the FM broadcast band was shifted from
>> something like 44 to 50MHz up to 88 to 108MHz (where it is now), making
>> any existing receiver useless unless it was modified or a converter added
>> to it.
>>
>> Some argue that that was fatal for the FM broadcast band, it took a good
>> long time to recover, and it seems like it was the late sixtiesh and
>> "underground radio" that caused FM to boom.
>
> FM has much better sound quality, but it is a lot like digital TV - you
> either get the signal or you don't, there is no "almost".  AM is like
> analog TV - you can tweak the tuning to get at least something, if not a
> great signal.

Some FM receivers have a switch so you can turn sterol off.  It often has a 
nice side effect of reducing the hiss that results from a less than perfect 
signal.

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Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-14 08:28 -0800
  REPOST Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-14 08:33 -0800
  Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-14 11:54 -0500
    Re: Amperex #6977 subminiature indcator tube (1958) Quadibloc <jsavard@ecn.ab.ca> - 2015-12-14 17:07 -0800
      Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-14 23:25 -0500
        Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-15 18:38 -0800
    Re: Amperex #6977 subminiature indcator tube (1958) Quadibloc <jsavard@ecn.ab.ca> - 2015-12-14 17:11 -0800
      Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-14 20:07 -0800
        Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-14 23:29 -0500
          Re: Amperex #6977 subminiature indcator tube (1958) Dave Garland <dave.garland@wizinfo.com> - 2015-12-15 00:15 -0600
  Re: Amperex #6977 subminiature indcator tube (1958) "Osmium" <r124c4u102@comcast.net> - 2015-12-14 11:08 -0600
    Re: Amperex #6977 subminiature indcator tube (1958) scott@slp53.sl.home (Scott Lurndal) - 2015-12-14 17:57 +0000
  Re: Amperex #6977 subminiature indcator tube (1958) jhhaynes@earthlink.net - 2015-12-15 15:54 -0800
    Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-15 19:12 -0500
      Re: Amperex #6977 subminiature indcator tube (1958) Dave Garland <dave.garland@wizinfo.com> - 2015-12-15 19:41 -0600
      Re: Amperex #6977 subminiature indcator tube (1958) isw <isw@witzend.com> - 2015-12-15 23:07 -0800
        Re: Amperex #6977 subminiature indcator tube (1958) Jon Elson <jmelson@wustl.edu> - 2015-12-16 14:32 -0600
          Re: Amperex #6977 subminiature indcator tube (1958) Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2015-12-16 22:59 +0000
            Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-17 07:30 -0800
              Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-17 15:07 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-17 13:06 -0800
          Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-17 14:56 -0500
            Re: Amperex #6977 subminiature indcator tube (1958) "Charles Richmond" <numerist@aquaporin4.com> - 2015-12-17 14:12 -0600
              Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-18 19:43 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) Quadibloc <jsavard@ecn.ab.ca> - 2015-12-20 01:43 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-20 10:16 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) "Osmium" <r124c4u102@comcast.net> - 2015-12-20 10:58 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) "Charles Richmond" <numerist@aquaporin4.com> - 2015-12-21 14:13 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-21 13:17 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-21 19:24 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Gene Wirchenko <genew@telus.net> - 2015-12-21 18:03 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Jon Elson <jmelson@wustl.edu> - 2015-12-22 17:29 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Morten Reistad <first@last.name.invalid> - 2015-12-22 14:03 +0100
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-22 12:39 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) JimP <solosam90@gmail.com> - 2015-12-22 14:37 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-22 19:45 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) Ahem A Rivet's Shot <steveo@eircom.net> - 2015-12-23 10:53 +0000
                Re: Amperex #6977 subminiature indcator tube (1958) Morten Reistad <first@last.name.invalid> - 2015-12-23 23:42 +0100
                Re: Amperex #6977 subminiature indcator tube (1958) Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2015-12-21 21:48 +0000
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-22 07:41 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-22 11:22 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) Jon Elson <jmelson@wustl.edu> - 2015-12-21 17:29 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) "Charles Richmond" <numerist@aquaporin4.com> - 2015-12-21 13:58 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-21 13:07 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) "Osmium" <r124c4u102@comcast.net> - 2015-12-21 15:40 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-21 17:09 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) "Osmium" <r124c4u102@comcast.net> - 2015-12-21 17:29 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Quadibloc <jsavard@ecn.ab.ca> - 2015-12-21 17:03 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-21 19:28 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) "Charles Richmond" <numerist@aquaporin4.com> - 2015-12-22 15:46 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-22 19:13 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Morten Reistad <first@last.name.invalid> - 2015-12-23 23:25 +0100
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-21 17:04 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) "Charles Richmond" <numerist@aquaporin4.com> - 2015-12-21 13:56 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-21 13:10 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2015-12-21 21:48 +0000
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-22 07:42 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2015-12-22 16:03 +0000
                Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-22 11:25 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-21 16:48 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) "Osmium" <r124c4u102@comcast.net> - 2015-12-21 17:37 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-21 18:25 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-22 07:46 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-22 11:24 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) Peter Flass <peter_flass@yahoo.com> - 2015-12-22 11:28 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) "Osmium" <r124c4u102@comcast.net> - 2015-12-22 15:20 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-22 19:51 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2015-12-23 17:18 +0000
                Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-22 19:33 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-22 09:47 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) "Osmium" <r124c4u102@comcast.net> - 2015-12-22 15:17 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-22 13:31 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Peter Flass <peter_flass@yahoo.com> - 2015-12-22 16:48 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) Jon Elson <jmelson@wustl.edu> - 2015-12-22 17:43 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Dave Garland <dave.garland@wizinfo.com> - 2015-12-22 19:35 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) tracymnelson@gmail.com - 2015-12-23 11:55 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) Michael Black <et472@ncf.ca> - 2015-12-22 19:50 -0500
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-22 18:56 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Quadibloc <jsavard@ecn.ab.ca> - 2015-12-23 02:38 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) "Osmium" <r124c4u102@comcast.net> - 2015-12-23 13:55 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-23 14:12 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-22 12:28 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-22 11:06 -0800
                Re: Amperex #6977 subminiature indcator tube (1958) "Charles Richmond" <numerist@aquaporin4.com> - 2015-12-22 15:58 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) Lawrence Statton <lawrence@senguio.mx> - 2015-12-22 12:24 -0600
                Re: Amperex #6977 subminiature indcator tube (1958) hancock4@bbs.cpcn.com - 2015-12-22 11:09 -0800
  Re: Amperex #6977 subminiature indcator tube (1958) terry+googleblog@tmk.com - 2015-12-16 21:33 -0800

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