I bought my Diamond X200n antenna on a local ham fleamarket in october 2006. It was brand new and never used before. The antenna was mounted on the first of august.
There is about 21m of H500 coax between the transceiver and the antenna. The antenna performs well on 70cm with a very low SWR curve. On 2m however the SWR is not what I expected.
On 146.000 MHz the SWR is 2,3:1 dropping to 1,8:1 on 144.000 MHz. That could be better. My neighbour and amateur ON5NV has the same antenna, so we replaced mine to see if the problem still occurs. It may be the connector or something with the coax.
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