I have a Yeasu FTdx5000 and an FTdx101MP. Both are driving Elecraft KPA1500's. The driver power is reduced to about 35 Watts on both! I have no over shoot with either rig! Do not use ALC!! Lower the drive power. No issues! Works Great... K2QMF
On 9/21/2021 9:38:49 AM, jerry <[email protected]> wrote: On 2021-09-21 06:26, Bob McGraw wrote: > Not really, 6 dB of attenuation rated at 100 watts. The challenge is > switching it out on receive. *** Not so bad if you build it INTO the linear - so it would be inside the existing relays. But yeah - it's a shame to waste all that power and heat the linear more. - Jerry KF6VB > > But the real challenge is to buy a transceiver that doesn't overshoot > at reduced power. Neither my K3S, my Tentec Eagle, nor my Omni VII > have the issue. Other companies have or need to update their > operating system such that reduced power does not overshoot. > > Kenwood, ICOM, and Yaesu.......are you listening? > > 73 > > Bob, K4TAX > > > On 9/20/2021 11:21 AM, jerry wrote: >> On 2021-09-19 19:47, Bob McGraw wrote: >>> Based on personal experience and observations with another ham radio >>> brand and company, it is most often the case that power overshoot is >>> likely to occur when the transceiver is operated at reduced power. >>> Namely to drive a power amplifier. >> >> *** So I guess the obvious fix is to operate the exciter at full power >> and >> insert an attenuator in line. It would be serious piece of equipment >> though. >> >> - Jerry KF6VB >> >> >> ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected] [75f54ddd-3e05-4076-a7ad-ec31dd880315] ____________________________________________________________ Choose to be safer online. Opt-in to Cyber Safety with NortonLifeLock. Get Norton 360 with LifeLock starting at $9.95/month.* https://store.netzero.net/account/showService.do?serviceId=nz-nLifeLock&utm_source=mktg&utm_medium=taglines&utm_campaign=nzlifelk_launch&utm_content=tag995&promoCode=A23457 ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
