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Thread: Active Antenna HF General Coverage

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  1. #1
    Join Date
    Aug 2005
    Location
    Helena, MT
    Posts
    249

    Smile Active Antenna HF General Coverage

    Homebrew receive active antenna utilizing a 40673 dual-gate MOSFET followed by a 2N5109 bipolar amplifier. Receiving frequency range is continuous from 50kHz~30MHz and covers long wave, medium wave AM broadcast along with shortwave broadcast and Amateur HF bands.

    The control box interface has an on/off power switch, variable gain control, and 50-ohm UHF female SO-239 connectors. Outdoor antenna module is in a weatherproof gasketed diecast enclosure and has a 3/8x24 fitting on the top for the included antenna whip which is a one-piece stainless steel 57" rod. The antenna module also has a 50-ohm SO-239 style female RF connector. Antenna module has a bracket with U-bolt for easy installation on a metal or PVC type mast.

    Requires a 12-volt DC adapter and suitable lengths of coaxial cable to operate (not included). Sells and ships to USA residents only. $175 shipped; money order or use PayPal. No trades or offers please. Email: helena4us at yahoo dot com
    Attached Thumbnails Attached Thumbnails IMG_3521 (Large).JPG   IMG_3522 (Large).JPG  

    IMG_3524 (Large).JPG   IMG_3525.jpg  

    This ad was posted by N7RAK RICHARD A KRZEMIEN, Helena, MT 59602,
    N7RAK joined QRZ on: 08-10-2005 IP: 206.127.74.216

    To inquire about this listing, please contact the seller directly as specified in the ad.

    If no email address or phone was given, click HERE to send N7RAK a private message.

    QRZ assumes no responsibility for the accuracy of this listing.


  2. #2
    Join Date
    Aug 2005
    Location
    Helena, MT
    Posts
    249

    Default

    *** Sold ***

    This ad was posted by N7RAK RICHARD A KRZEMIEN, Helena, MT 59602,
    N7RAK joined QRZ on: 08-10-2005 IP: 206.127.74.216

    To inquire about this listing, please contact the seller directly as specified in the ad.

    If no email address or phone was given, click HERE to send N7RAK a private message.

    QRZ assumes no responsibility for the accuracy of this listing.


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