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{
    "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/XP7TJSD3M5EQWS6LF6IGHEPSQE7BU2IQ/",
    "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/",
    "message_id": "CALcq4TFoTukUR-r90ALasw+LM4wS4KVGL6RrTeG7VzEe6o01bg@mail.gmail.com",
    "message_id_hash": "XP7TJSD3M5EQWS6LF6IGHEPSQE7BU2IQ",
    "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/DSIHFCKNEUUYNOW2WDEUWN2YXO53NJ5E/",
    "sender": {
        "address": "ec4tr.luis (a) gmail.com",
        "mailman_id": "d823a90d6eea4842966ec6e072101a28",
        "emails": "https://mailman.amsat.org/hyperkitty/api/sender/d823a90d6eea4842966ec6e072101a28/emails/"
    },
    "sender_name": "EC4TR Luis",
    "subject": "Re: [amsat-bb] Looking for users of 2M2CP22 & 436CP42 or similar",
    "date": "2018-07-31T14:03:29Z",
    "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/RARUS2UQSBK4W6G33IXNXLYQF3PGWPRR/",
    "children": [],
    "votes": {
        "likes": 0,
        "dislikes": 0,
        "status": "neutral"
    },
    "content": "Hi Dimitry\n\nThanks for info, I decided in those antennas because I bought it at very\ngood price in the Italian M2 dealer and never thought before that it were\nso expecials, the  2MXP22 are a good choice but to much long for my\nproject, I want to work SSB contest and satellite.\n73 Luis\nEC4TR\n\nEl mar., 31 jul. 2018 a las 13:28, Dimitry Borzenko (<[email protected]>)\nescribió:\n\n> Hi Luis.\n> I have use 2M2CP22 antenna as H and V with coax for each polarization\n> routed  towards the end of the boom.\n> I have change F-type connectors on the each dipole to the N-type.\n> Antenna was connected to the external polarization switch box, all\n> system was works GOOD, have many sat and EME QSOs.\n> If U do not need CP antenna why U bought it and not 2MXP22.\n>\n> GL with ur project.\n>\n> de 4z5cp\n>\n> ------ Original Message ------\n> From: \"EC4TR Luis\" <[email protected]>\n> To: [email protected]\n> Sent: 31.07.2018 11:53:06\n> Subject: [amsat-bb] Looking for users of 2M2CP22 & 436CP42 or similar\n>\n> >Hi all\n> >I just bought these two antennas and I want to use them without the\n> >phaser for circular polarization.\n> >\n> >I want to use a switch for H and V in the mast, the idea is to use it\n> >for terrestrial & satellite with vertical rotor.\n> >\n> >I also wanted to know if routing the two coaxial cables along the boom\n> >until the horizontal crossbeam can affect the radiation diagram etc.\n> >\n> >I have consulted with the guys from M2 and they advise to route the\n> >coaxial cables towards the end of the boom and leave them hanging, but\n> >that makes the installation very complicated and will cause the boom to\n> >go awry.\n> >\n> >They also tell me about the possibility that VSWR does not match in UHF\n> >due to the phasing cables.\n> >\n> >Have any of you made similar changes with M2 antennas?\n> >\n> >This is the email exchanged with them\n> >\n> >\n> >Hello Jose,\n> >\n> >If you route the feedlines down the boom, the gain, pattern and VSWR\n> >will be degraded.  No metal can run parallel to the elements.  We\n> >recommend our L-brace kit, http://www.m2inc.com/FGLBKAM so that your\n> >coax is not hanging.  One L-brace kit is required per antenna.\n> >\n> >Additionally, if you remove all of the phasing cables, the VSWR may not\n> >match the original settings (especially for 70cm).  The antenna\n> >elements are tuned specifically to counteract any interaction with the\n> >phasing cables.  You may (or may not) be able to achieve a reasonable\n> >match when converted to V/H linear polarity.  We have not done any\n> >engineering/testing in this configuration.\n> >\n> >Regards,\n> >*/Robert Brown, KR7O/*\n> >Marketing and Sales\n> >\n> >\n> >73 Luis\n> >EC4TR\n> >-- https://www.qrz.com/db/ec4tr https://www.facebook.com/ECfourTR\n> >https://twitter.com/EC4TR?lang=es\n> >_______________________________________________\n> >Sent via [email protected]. AMSAT-NA makes this open forum available\n> >to all interested persons worldwide without requiring membership.\n> >Opinions expressed\n> >are solely those of the author, and do not reflect the official views\n> >of AMSAT-NA.\n> >Not an AMSAT-NA member? Join now to support the amateur satellite\n> >program!\n> >Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb\n>\n> _______________________________________________\n> Sent via [email protected]. AMSAT-NA makes this open forum available\n> to all interested persons worldwide without requiring membership. Opinions\n> expressed\n> are solely those of the author, and do not reflect the official views of\n> AMSAT-NA.\n> Not an AMSAT-NA member? Join now to support the amateur satellite program!\n> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb\n>\n",
    "attachments": []
}