Email Detail

HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/2HS64RTAXEZ63ARO2PL7ETIC347UWLR4/",
    "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/",
    "message_id": "[email protected]",
    "message_id_hash": "2HS64RTAXEZ63ARO2PL7ETIC347UWLR4",
    "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/2HS64RTAXEZ63ARO2PL7ETIC347UWLR4/",
    "sender": {
        "address": "wa4cwi (a) bellsouth.net",
        "mailman_id": "4aa6f1e3f4cd4bf4b1492e47285ca527",
        "emails": "https://mailman.amsat.org/hyperkitty/api/sender/4aa6f1e3f4cd4bf4b1492e47285ca527/emails/"
    },
    "sender_name": "Jim McCullers",
    "subject": "[pacsat-dev] Re: Power coming out of AX5043",
    "date": "2024-02-17T05:19:56Z",
    "parent": null,
    "children": [],
    "votes": {
        "likes": 0,
        "dislikes": 0,
        "status": "neutral"
    },
    "content": "I did some housekeeping last weekend on the files and it appears I went one step to far and don't have the latest version of the software.\nI'll pull it down tomorrow.  The version I have sets the 0x0020 which is very low.\nMax power is 0x0fff.\n\nRemember the range is not linear.\n\nCongrats\n\nJim\n\n\nOne more point…\nMax power 16 dB would with 5V and we are using 3.3v on the AX5043. \n\n> On Feb 16, 2024, at 9:25 PM, Bob Stricklin via pacsat-dev <[email protected]> wrote:\n> \n> I did test a board today and found it was transmitting every 30 seconds with a power level of about -28 dBm.\n> \n> I spent some time looking at the code and found where the power level is set to ox0d in a config file and get AX reports this value.\n> \n> I see in the data sheet for AX5043 where power should range from -10 dB to 16 dB and uses a 12 bit value to set the level. Possibly we are just adjusting upper 8 bits.\n> \n> We will also be losing power in the differential to single ended converter and shaping circuit. I will probe on this a little more tomorrow but likely just leave it alone and move on for now to be sure and ship boards Monday.\n> \n> I also see the 30 second interval in the code and some other comments about setting power but does not seem like this is being used.\n> \n> I could not get a continuous tone and I did not spend time setting up a tight loop to transmit.\n> \n> I did change the call sign in the configuration to mine.\n> \n> Bob\n> \n> -----------------------------------------------------------\n> \n> pacsat-dev mailing list -- [email protected] View archives of this \n> mailing list at \n> https://mailman.amsat.org/hyperkitty/list/[email protected]\n> To unsubscribe send an email to [email protected] Manage all \n> of your AMSAT-NA mailing list preferences at https://mailman.amsat.org\n\n-----------------------------------------------------------\n\npacsat-dev mailing list -- [email protected] View archives of this mailing list at https://mailman.amsat.org/hyperkitty/list/[email protected]\nTo unsubscribe send an email to [email protected] Manage all of your AMSAT-NA mailing list preferences at https://mailman.amsat.org\n\n",
    "attachments": []
}