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GET /hyperkitty/api/list/[email protected]/email/6TGDMXSUEJJT42SZQ3WGWQSYCO2OHBOT/?format=api
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/6TGDMXSUEJJT42SZQ3WGWQSYCO2OHBOT/?format=api", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api", "message_id": "002901c8452d$467bea30$0200a8c0@kc6uqh", "message_id_hash": "6TGDMXSUEJJT42SZQ3WGWQSYCO2OHBOT", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/JKUOGDAAEYGP3GCZ2IHMUPW7U2VB3EXX/?format=api", "sender": { "address": "kc6uqh (a) cox.net", "mailman_id": "d9201820d18047e4a2772c86bda5e111", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/d9201820d18047e4a2772c86bda5e111/emails/?format=api" }, "sender_name": "kc6uqh", "subject": "[amsat-bb] Re: Pre-amps", "date": "2007-12-23T06:30:13Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/XXPZDPBBDBGCYCMICQE4GRS4FP2UMTUH/?format=api", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "Hi All,\n Here is a link to a noise figure meter project. Even if it is not \ncalibrated it can be used for comparitive measurments.\nhttp://www.ham-radio.com/sbms/sd/nfsource.htm\n\nHappy Holidays,\n Art , KC6UQH\n\n\n----- Original Message ----- \nFrom: \"Tony Langdon\" <[email protected]>\nTo: <[email protected]>; \"Amsat-Bb@Amsat. Org\" <[email protected]>\nSent: Saturday, December 22, 2007 5:56 PM\nSubject: [amsat-bb] Re: Pre-amps\n\n\n> At 11:38 AM 12/23/2007, Andrew Rich wrote:\n>\n>>So I took a gamble and put in the VHF parts instead.\n>>\n>>Bingo S1 to S9 improvement.\n>\n> OK, but the important thing is what is the improvement in S/N? If\n> the preamp has too high a noise figure, all you'll end up doing is\n> moving the S meter a bit more... What you're aiming to do is\n> improve the S/N of the received signal.\n>\n> If the S/N doesn't change, you will still gain an improvement by\n> siting the preamp at the masthead. If it does improve with the\n> preamp at the radio, the improvement will be even more with the\n> amplifier correctly installed at the antenna.\n>\n> 73 de VK3JED\n> http://vkradio.com\n>\n> _______________________________________________\n> Sent via [email protected]. Opinions expressed are those of the author.\n> Not an AMSAT-NA member? Join now to support the amateur satellite program!\n> Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb \n\n", "attachments": [] }