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We had the Dressler and the RS Discone on a small antenna range with a
50MHz to 1GHz log periodic source antenna and an HP scaler network analyzer. The Discone was swept and stored as a reference and then compared to the gain/loss of the Dressler and it was not very impressive for the Dressler. It’s been a few years but I do have the plots somewhere around here. The two Dressler antennas were borrowed for a commercial application and when they didn’t perform very well we had them checked on an antenna range and both antennas showed identical response. The local distributor also checked them out when returned and said they were in good working order (if you call that good). I think, or I should say I know you will get better performance starting with a Discone and then using a high quality pre amp right at the Discone. The Dressler pre amp is pricey but you can find some real nice and originally very expensive high level, low noise figure, wide band amps on Epay for cheap that are surplused from commercial/military equipment. Mike I had a dressler for over two years and in blows away my discone, it pulls out signals my discone never sees both have the same coax and about the same height (discone is better in the 25- to 50mhz range ) |
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