There was a great article in Electric Radio (Issue 139, Dec 2000, page 25) on modifying the Ranger screen voltage with a variable control, and even access from the front panel, without drilling any holes in the front panel.
Works great. Pete, wa2cwa On Mon, 11 Feb 2008 19:44:53 -0500 Gary Blau <[EMAIL PROTECTED]> writes: > You can lower the power in a couple different ways. > Lower the screen, run the PA on the low HV, attenuate the RF, etc. > > If you're driving an amp there's no advantage to running full power > in > the Ranger. In fact, you give up a lot of potential positive peak > modulation capability, if that's important to you. > I vote for lowering the screen and making it adjustable. > Second would be running the PA on the lower HV rail. > > There are numerous articles on line for modifying the Ranger to do > these > things. > > g > > Patrick Thompson wrote: > > How did you go about getting the RF drive from the Ranger down to > a level > > usable by the SB220? I'm thinking about something similar to get > to the > > 200-250 watt carrier level (or 800 to 1000 pep AM). I'm guessing > the amp > > won't need much more than 10-15 watts drive (40 to 60 watts pep > AM) leaving > > a little headroom. > > > > I thought about a homemade pad but that's a lot of heat to throw > away. Maybe > > a 3db pad and turn the drive down a little? > > > > I could lower the screen voltage but it would be nice to have the > rig full > > power when barefoot. > > > > Can you get by with just lowering the drive and microphone gain? > > > > Pat > > wa4tuk ______________________________________________________________ Our Main Website: http://www.amfone.net AMRadio mailing list List Rules (must read!): http://w5ami.net/amradiofaq.html List Home: http://mailman.qth.net/mailman/listinfo/amradio Help: http://mailman.qth.net/mmfaq.html Post: mailto:[email protected] To unsubscribe, send an email to [EMAIL PROTECTED] with the word unsubscribe in the message body.
