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Active Antenna HF General Coverage

Discussion in 'Ham Radio Gear For Sale' started by N7RAK, Jun 12, 2012.

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  1. N7RAK

    N7RAK Ham Member QRZ Page

    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
     

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  2. N7RAK

    N7RAK Ham Member QRZ Page

    *** Sold ***
     
  3. QRZ
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