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Article #591Re: Sharp remote control ceramic resonator frequency?
From: Michael Black
Date: Sat, 26 Mar 2005 00:30
Date: Sat, 26 Mar 2005 00:30
29 lines
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2175 bytes
"Brian Goldsmith" (brian.goldsmith@nospam.echo1.com.au) writes: > "Michael A. Terrell" <mike.terrell@earthlink.net> wrote > > > Bob Parker wrote: >> >> The DSE ESR meter uses 3.58MHz.... ;) >> >> Bob > > > Was that because you had plenty on hand, or was it recommended for > the microprocessor you selected? :) > > > > **** As 3.579545 MHz is the NTSC colour burst frequency,there are millions > of these crystals around the world.Because of availibility and low cost,they > get used in all sorts of circuits. > > Brian Goldsmith. > But if it was recommended, chances are good that it was because they are common. If there's no need for a specific frequency (because the crystal isn't being used to supply something else that does need it) one might as well go with a cheap crystal in the general range desired. Michael
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X-Google-Thread: 1131b0,4aa73bb615fff9c5 X-Google-Thread: 103407,4aa73bb615fff9c5 X-Google-Attributes: gid1131b0,gid103407,public X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news1.google.com!news4.google.com!news.glorb.com!news.kjsl.com!ncf.ca!FreeNet.Carleton.CA!et472 From: et472@FreeNet.Carleton.CA (Michael Black) Newsgroups: sci.electronics.repair,aus.electronics Subject: Re: Sharp remote control ceramic resonator frequency? Date: 26 Mar 2005 00:30:07 GMT Organization: The National Capital FreeNet Lines: 30 Message-ID: <d22aef$9ne$1@theodyn.ncf.ca> References: <re5j31hsogjlbl79rn8niaijl2n6arp84t@4ax.com> <423ac0c4$0$29448$afc38c87@news.optusnet.com.au> <r0it31ltme9hdht4ko8lh1n3u26df5so1a@4ax.com> <6Co0e.12339$1S4.1279724@news.xtra.co.nz> <46u5419dkmtfdfefl3pvgfinu3b28pp7hu@4ax.com> <1111689578.186716.111270@o13g2000cwo.googlegroups.com> <mg6841tqcvuff3d5f9tqvpf2piuu4l93bj@4ax.com> <4244564E.2FF7A2FC@earthlink.net> <9X11e.12034$C7.11056@news-server.bigpond.net.au> Reply-To: et472@FreeNet.Carleton.CA (Michael Black) NNTP-Posting-Host: smeagol.ncf.ca X-Trace: theodyn.ncf.ca 1111797007 9966 134.117.136.48 (26 Mar 2005 00:30:07 GMT) X-Complaints-To: complaints@ncf.ca NNTP-Posting-Date: 26 Mar 2005 00:30:07 GMT X-Given-Sender: et472@smeagol.ncf.ca (Michael Black)