I'll also be there on the Friday. Either on the rsgb propgation studies committee stand or with "Flossie" and the Camb-Hams. 73 John

I just love tube amps. Find a EME 23150 which is 150w amp and I will tell you how to get 220w out of it. Just love these things. ZL4IV

Down East Microwave are worth looking at as well. Best regards, Tim Hague Skype m0afj.Tim Sent on my iPad

Hi Chris Hope to see you there, but not sure which is theVHF/UHF DX Shop. I have the floor plan from RadCom but not sure to whichstand you are referring. 73, Mike, G3LYP

Hi Alan, I have a 250W version built by Bert and I’m completely satisfied with it.Generally you will just get the pallet from him and will need to supply your ownheatsink and cooling fan. There

There's no official UKuG presence at the National Hamfest, but I'll be there, wearing a 'work' hat on the Friday. I will be on the VHF/UHF DX Shop stand, and have a display of my microwave system

I also have the 150w version and would agree with everything Martin has said. Very good kit. Cheers Lee G4TNX

Hi Alan, I bought the 150 watt version and am very pleased with it. Bert is areal craftsman, and the enclosure is very nicely milled. It's adelight to own such a well-made piece of gear. He's

Good Morning Everyone, I have been looking at building a power amp but at my age shaky hands and poor eye sight, that says no :) So I have been looking at a company PE1RKI that makes amps around

These two beacons are temporarily off the air while we convert to JT4G modulation, adding RDDS locking to the 24GHz one The other beacons are all operating at reduced height (the first section of the

snip blimey we needed telling twice, and in capitals. go on then I'll bite ( 2 times caps must surely be a fishing trip for a rise, I can hear theQI klaxons sounding just now even as I type this

Hi Andy Good question - one that puzzled me last year. Bird 43s are alwaysmentioned, but they're expensive, rather inflexible (need severalelements to cover other bands/power levels), and not very

Looking at Hepburn for Sunday shows some significant enhancement may occur. 73 Bob G8DTF

<gd1mip@...> wrote: There's been good advice given, BUT should you decide to go down the Bird 43 route please remember it is not a power meter, and its considerably inaccurate if you add up

Unlikely... Writing low circulation tech books is not particularly rewarding :-) 'jnt

Hi Andy Bird thrulines are fine, but I prefer the Revex W570 SWR/Power meter. It's all in one box: No fiddly (and sometimes unreliable) plug in bits that cost a fortune.

Good Afternoon Volume 3 is in stock at Walters and Stanton bought a copy a few weeks ago. Page ref 14:31 has details on 1.3GHz power measurement. They also have good stock of Andy jnt's book "Command"

Hello Lawrence, The link I gave was to the one with the lower coupling coefficient by mistake _ too much haste or a senior moment !! If you look at the range available there is one