Things like 6146 struggle on 10M. You're expecting a lot getting it to go on 145MHz. QQV06-40 or 2C39 are better bets for VHF.
On 07-Jan-10 16:28, wrb wrote: > I would try to locate old QSTs or Amateur Radio Handbooks that contained > such circuits. Tubes such as 6146, 829, etc. were good candidates. Also > the 4x/4CX150 would give up to 100+ out with just a few watts in. Newer > handbooks or magazines still provide you with he necessary theory to > build one from scratch. Building a tube amp is quite simple, just need > to have 300 - 1000 volts dc supply based on tube and power out. Also, > usually a 6.3vc transformer for filaments. Nothing wrong with tube amps. > I have an old Johnson 6n2 unit that runs about 150 watts. Neat old rig. > Find an old rig as I mentioned above and go online to the various manual > websites and obtain the manual for an old rig. You can use that as your > example. > > Reid, W4UPD > > > Douglas Anoman wrote: >> I'm looking for a winter project can any one point me in the direction of a >> 2 meter tube amp nothing crazy about 25-50 out, 1-10 in. I have never used >> or played with a tube circuit so i thougt winter why not. Thanks 73 >> >> Thank You >> Douglas Anoman >> KC9MLN >> kc9...@amsat.org >> Amsat #37043 >> >> >> >> > _______________________________________________ > Sent via amsat...@amsat.org. Opinions expressed are those of the author. > Not an AMSAT-NA member? Join now to support the amateur satellite program! > Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb > > > > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 9.0.725 / Virus Database: 270.14.128/2604 - Release Date: 01/06/10 > 19:35:00 > -- Nigel A. Gunn, 1865 El Camino Drive, Xenia, OH 45385-1115, USA. tel +1 937 825 5032 Amateur Radio G8IFF W8IFF (was KC8NHF), e-mail ni...@ngunn.net www http://www.ngunn.net Member of ARRL, GQRP #11396, QRPARCI #11644, SOC #548, Flying Pigs QRP Club International #385, Dayton ARA #2128, AMSAT-NA LM-1691, AMSAT-UK 0182, MKARS, ALC, GCARES, XWARN. _______________________________________________ Sent via amsat...@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
