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Super star 250 amp
View attachment 13136 Has anyone ever seen one of these amps? I picked it up in a package deal and I can't find anything much about it. Sent from my SM-T110 using Tapatalk
View Articlegalaxy 98vhp vs connex 4600 vs general hp 40?
I know these are ham radios, but out of these 3 radios, which is the best radio out of the 3?
View ArticleDUMMY LOAD VS. ANTENNA (OUTPUT.)
When the 2340's hooked up to the 1500 watt MFJ dummy load the transmitter shows 1/12 watt dead key and 20 watts pep (swr flat.) When the dummy load is switched out for the antenna the swr rises to 1.2....
View ArticleREPLACING BOTH THE 12AQ5 AND 12AU6 IN DEMCO
As these particular tubes are abundantly available (NOS and tested) is their any particular brand you would choose? Sylvania, RCA, ect ect. Any particular getter suggested over another? Is there...
View ArticleUNDER DRIVING A TUBE AMP.
I'm driving my Palomar 350z with about a watt (maybe 11/4 watt.) Can this cause my audio to sound similar to overdriving an amp? The rigs a Sonar 2340. Easy to increase output (drive power) via the...
View ArticleOld Cobra 29 LTD Sound Tracker No Receive until it warms up
Anyone ever had a cobra 29 LTD Classic Sound tracker that would not receive until it warms up? No matter what you do to it it will not receive until at least 4 or 5 min warm up time then it just pops...
View ArticlePowermax PM4-100 questions
Ok, I bought it on eBay, was a scratch-and-dent item. Looks more like it was a display item.. When they shipped it, it was just in a USPS Priority mail box, so the fan, being externally mounted, was...
View ArticlePower supplies and amperage draw AT-6666 -> KL503
Hello, Trying to figure something out. I have a PowerMax 50 amp switching power supply. I have my AT-6666 (rated 12A) and a KL503 (Rated 30A) that it runs. My symptoms are that the 503 just shuts off...
View ArticleTorroids!
Hello, my electromagnetic friends! I've been reading about Torroids lately as I live in a small apartment and the noise sources are... plentiful. What I can't figure out is do the torroids go on the...
View ArticleDigital modes on 11m
I was just looking at the Delta Alpha DX Adventure Radio Club website and came across this article about the emergence of digital modes on 11m. I was wondering if anyone has seen this activity in the...
View ArticleCobra 140 gtl tx/rx meter replacement
i am restoring a cobra 140 gtl that I bought on eBay for less than 50 dollars shipped to my door..... I own 5 uniden pc385 boarded radios all mobile versions, I bought a cobra 25 replacement meter off...
View Articleearly uniden grant squelch not working
Need some help here.Got an early uniden grant that doesn't transmit on am and ssb but pa works.Also squelch does not work.Any help would be great.
View ArticleKop's "not mine" thread
From time to time I spot junque while looking for other junque . I'll post it here. The usual disclaimer applies. I have zero idea what the condition of the artice is and know even less about the...
View Articlesometimes we forget that we are part of something maddening
yeah i know you've seen it, but just in case... LC
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Purchased new Texas Star DX1600X
Hello all just wanted to give a short review of this brand new Texas Star DX1600X. In a word fantastic! Yes it has the DEI 2SC2879's. It is very well made with very good parts and very good soldering....
View ArticleGalaxy Saturn Turbo power output ???
Hi Gang, Well the Galaxy Saturn Turbo that I replaced the power supply in and repaired one of the mini coax connections has returned to the bench. The owner used it for a day or so and it was running...
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