Email Detail
Show an email
GET /hyperkitty/api/list/[email protected]/email/FJMETYXAFIJIPHFQAH5OFHSHV4JXXYTC/?format=api
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/FJMETYXAFIJIPHFQAH5OFHSHV4JXXYTC/?format=api", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api", "message_id": "[email protected]", "message_id_hash": "FJMETYXAFIJIPHFQAH5OFHSHV4JXXYTC", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/QT4WNIGWWAM3NY7RVOBGFZK34QULSI5M/?format=api", "sender": { "address": "wb4gcs (a) amsat.org", "mailman_id": "87014499e012476c8198fad186f7f963", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/87014499e012476c8198fad186f7f963/emails/?format=api" }, "sender_name": "Jim Sanford", "subject": "[eagle] Re: The DS4000 Digital Controlled TCXO", "date": "2007-07-04T01:59:07Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/KUDCUYC3UU7SNZC2MN5FRDHDGX6GNWYR/?format=api", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "Bill:\nAs usual, thanks for your cogent comments and suggestions.\n73,\nJim\n\n\nBill Ress wrote:\n\n>Hi Juan,\n>\n>The audio is a fantastic addition to your super analysis regime. Just \n>really fine work!!\n>\n>I've already addressed the issue of the two 10 MHz oscillators beating \n>as heard in clip #1.\n>\n>Now what you hear in the second audio clip doesn't surprise me. Just \n>another reason why I remain digitally challenged and analog biased.\n>\n>The DS4000 is a \"digitally\" corrected voltage controlled oscillator. I \n>believe what you are hearing is the frequency being corrected in finite \n>digital steps. An analog temperature corrected VCO will not do this. The \n>correction will be continuous and smooth. The key advantage of the \n>\"digitally\" corrected VCO is the ability to \"remotely\" correct the \n>frequency with a digital input. I would submit, that feature is not \n>needed for our application.\n>\n>The \"analog\" TCVCXO used in the S2 concept converter uses a low cost \n>device (available from several suppliers) and offers +/- 1 PPM stability \n>over temperature (-40 to 85 C).\n>\n>Regards...Bill - N6GHz\n>\n>Juan Rivera wrote:\n> \n>\n>>All,\n>>\n>>I should have gone to work today but I ended up working on the 70 cm \n>>Receiver all day instead. Today marks a milestone for me -- my first \n>>use of audio files. You'll find two in my write up if you click HERE \n>><http://www.juanr.com/pages/hobbies/ham_radio/Eagle/Stability.htm>. I \n>>think they work much better than descriptions and graphs. Now you can \n>>hear what I’m talking about...\n>>\n>>Have a great 4th! I plan to do a temperature run on the receiver \n>>tomorrow to celebrate! Let’s see what that internal oscillator does \n>>when it’s not at room temperature!\n>>\n>>P.S. to OSCAR guys... If you have time come on over and help me run \n>>this test. I’ll probably start early to beat the heat. If you’ve never \n>>been gassed by CO2 before, now is your chance!\n>>\n>>73,\n>>\n>>Juan – WA6HTP\n>>\n>> \n>>\n>\n>_______________________________________________\n>Via the Eagle mailing list courtesy of AMSAT-NA\n>[email protected]\n>http://amsat.org/mailman/listinfo/eagle\n>\n> \n>\n\n\n", "attachments": [ { "email": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/FJMETYXAFIJIPHFQAH5OFHSHV4JXXYTC/?format=api", "counter": 2, "name": "attachment.html", "content_type": "text/html", "encoding": "windows-1252", "size": 2765, "download": "https://mailman.amsat.org/hyperkitty/list/[email protected]/message/FJMETYXAFIJIPHFQAH5OFHSHV4JXXYTC/attachment/2/attachment.html" } ] }