Keep in mind that there are two (or more) ways to measure antenna band width. One being swr band width and another being gain band width. One doesn't necessarily follow the other. What is advertised mostly is swr band width.
73 Gary K4FMX > -----Original Message----- > From: [email protected] [mailto:Repeater- > [EMAIL PROTECTED] On Behalf Of Ron Wright, Skywarn Coodinator > Sent: Tuesday, February 20, 2007 9:03 AM > To: [email protected] > Subject: [Repeater-Builder] Re: station master bandwidth? > > Ben, > > The Phelps Dodge/Cel Wave and now Cel Wave/? had 8 Mhz. > > One thing to keep in mind. The 150-160 version had 6 dbd gain, but due > to the fiber glass enclosure being only so long one element had to be > removed in the 140-150 MHz Ham version so gain was rated at 5.1 dbd. > This was from long time ago and think still the same. > > I really think most of these antennas are made for a band, not a > frequency. Like 150-160, 140-150, etc. So if you buy one you will get > off the shelf version, not one cut for your freq. Many suppliers have > a stock of them. If one looks at the SWR graph one sees a range and > 1.5:1 seems to be the standard to mark the band limits. Some might > actually cut for the actual ordered freq like with duplexers. > > 73, ron, n9ee/r > > > > > --- In [email protected], "w4wsm" <[EMAIL PROTECTED]> wrote: > > > > Hi, > > > > Any idea what kind of bandwidth a full size station master would have? > > VHF marked 153.XX...should it go down into the 2 meter band or are > > they very narrow? > > > > Ben > > > > > > > > > > Yahoo! Groups Links > > >
