I used to own an Omni A that I bought new. Don't remember what mic I used, but I'm pretty sure it was not a Ten Tec mic. I suspect that a low-Z mic has a good chance of working. Wire it according to
Don't know the 228, but I've owned several 229s, a 4229, and several 238s. Those are quite similar, all use a dial cord to indicate position of the rotary inductor. A major improvement was made with
One fact that is being missed in this discussion is that the transmission line as a common mode element of the antenna system, and, like any antenna, current varies along the length of every element
https://www.alpharfsystems.com/ is the current incarnation of Alpha. Completely new ownership as of the last two years. Techs who know the product line are there building new amps and fixing old one
Forgot to say that Owners Manual is online for free download. Also, in the DC area, To find someone local to you, I suggest that you contact PVRC, a very good contesting club centered there and ask f
Actually, the standard for many email reflectors is plain text. When html doesn't work on a reflector, it's likely that that reflector is plain text and that it ignores HTML. 73, Jim
Hi Rick, I migrated from PMMail to Thunderbird about 15 years ago, and have never looked back. I wouldn't dream of using an MS email client. I read a few reflectors on my Yahoo account, and I really
Over the last 20 years, I've owned at least 6 different generations of T-series Thinkpads. All have been pretty well behaved with respect to RFI, but I do recall having a problem with weak signal wor
WHEN, and ONLY WHEN you have a reliable internet connection. Mine (Comcast) is VERY unreliable, often dropping out for minutes at a time multiple times an hour, and at random intervals. And I have NO
Yes, about half of the Thinkpads I've owned have been off-lease refurbs. They've already had 3 years of use, so I typically got 3-4 more. As to the desktop -- I might make the same decision as you IF
I stuck with CT until WIN-TEST announced. I started contesting in 1956 or 57, all CW. It was paper logs and paper dupe sheets. As I went through life, I was on and off the air for decades at a time,
I started in West Virginia in 1955. I dropped out of team contesting long ago when all of the stations here began running illegal power. And why are such flagrant violations not reported to contest a
Forgot to respond to this. For the last 3-4 years, all of my ARRL DX and CQWW DX operation has been QRP with my K3s. Last I looked, I have nearly 170 countries worked QRP, with more than 100 on both
Hi Micheael, First, when replying to a Digest, please trim all the extra messages from it, leaving only the one you're replying to. I don't know the Centurion, but I have a lot of experience with the
The birdies around 14030, 21052, and on the low end of 10M and 6M are generated by one of the older protocols running on wired Ethernet systems. The RF is conducted onto the cables and radiated by th
Amps that have vacuum relays typically work fine with 8 msec. I don't know the 418, but the Titan 425 and the Herc II both use vacuum relays, and work fine with 8 msec. The shortcoming of this is if