I would imagine trimming 1/4 of a turn off of the helicals might get you in the ball park if the slugs are out of the cans all the way and it still isn't enough sensitivity, but I've never seen the helical section on one of these so I can't tell you for sure.
On Tue, Jan 26, 2010 at 11:13 AM, Eric <[email protected]> wrote: > Hello, > > I have an 30w UHF MSR2000 that was previously on 414/419MHz. With a new set > of crystal for the ham band, I need 2.8µV at 447MHz to open the receiver. > > Is there a way to improve this, or a way to modify the preselector / > injection. filters ? > > Maybe the easiest way is to find a receiver/exciter boards for 450-470MHz on > ebay but unfortunately most sellers won't ship in Canada. > > MSR2000 model: ACC44KSB1100AT > RECEIVER: VRE4001B/38 > > 73 Eric VE2TSO > Quebec > > > > ------------------------------------ > > > > Yahoo! Groups Links > > > >
