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  1. W1ZV

    DDRR antenna

    HF Mobile Thanks for the input. As you suggested, I built a 1/2 wave DDRR Circumference is 37 1/2" using 1/4" copper tubing, and a solid copper ground plane. I could get it to work beautifully at 75MHZ where it is 1/4 wave length, but can't get it to work at 150 MHZ at all very high impedance...
  2. W1ZV

    DDRR antenna

    I wonder if anyone can tell me how to design a DDRR antenna for 150 MHZ transmit and 137 MHZ receive (Orbcomm. I need a low profile antenna that can be mounted on a truck roof. Thanks
  3. W1ZV

    BSEE vs. BS Electronic Tech. Degree

    I have a BSET degree not a BSEE. I have never regretted it. I too am a hands on guy, and to this day still am totally hands on in my work. You can go anywhere with this degree. I am a Vice President of Engineering now at age 50, so you can get to a higher level in the future with this degree if...
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