-- ORIGINAL MESSAGE --(may be snipped) REPLY: If you get a chance, take a look at one of the FlexRadio 6xxx series and especially the spectrum display on a full screen second monitor. Play around wit
I keep seeing complaints about the cost of high powered amps. If you want to keep it cheap, buy a good used one, late production, and run it for a few years. You can probably sell it for what you pai
-- ORIGINAL MESSAGE --(may be snipped) REPLY: You sure you want one of them newfangled coffins? We could just lay you out in the woods. :-) 73, Bill W6WRT ____________________________________________
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I'm sure commercial manufacturers are well aware of this. The last thing they want is a reputation for making lemons, a sure road to bankruptcy. The more
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Good point. Induced voltage from a nearby lightning strike could be a serious problem. 73, Bill W6WRT _______________________________________________ Amp
-- ORIGINAL MESSAGE --(may be snipped) REPLY: My IC-746 was severely damaged by a lighting strike before I became wise to lightning. Motherboard replaced. Now you have heard of one. No doubt there ar
-- ORIGINAL MESSAGE --(may be snipped) REPLY: At that voltage it is tempting to directly rectify the AC line, greatly simplifying power supplies. Of course proper ground isolation practices must be t
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I suspect very few PW-1 owners know what it costs to do a power supply repair on that unit: $2000. They don't repair, they replace. When I found that out
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Try Max-Gain Systems in Marietta, Georgia USA. http://www.mgs4u.com/index.html You may be able to find what you have in their catalog and if not, give th
-- ORIGINAL MESSAGE --(may be snipped) REPLY: According to several reports on this group, the GS-35b needs to be run at an anode voltage of about 4000 VDC to get decent efficiency. I built one that r
-- ORIGINAL MESSAGE --(may be snipped) REPLY: What do you call "dirty as heck"? Haven't they passed FCC acceptance? Is that not good enough? Of course if you insist on parking your signal right next
-- ORIGINAL MESSAGE --(may be snipped) REPLY: So as long as you are over 1 km away, anything goes? I know that's not what you mean, but it illustrates the problem of writing a spec that will satisfy
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Cost. 50 VDC 3 kW supplies are available on eBay dirt cheap. Obsolete telephone equipment. 73, Bill W6WRT _______________________________________________
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I have to disagree with the above. The pressing need for hams today is not technology and theory but rather operating skill. Few hams today are into desi
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Not really obsolete. Just add a 13.8 VDC supply in series. Close enough. 73, Bill W6WRT _______________________________________________ Amps mailing list
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Not denying it. When I took my Technician test in 1957 I was required to hand draw a simple tube oscillator. That is no longer required so you could say
-- ORIGINAL MESSAGE --(may be snipped) REPLY: Real honest-to-God emergencies should be done on phone, whether SSB, FM or whatever. Relying on CW will get people killed. 73, Bill W6WRT _______________
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I'm sure if the Titanic radio op had voice capability he would have used it first. Of course in the Titanic case it wouldn't have mattered since the only
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I can't prove it but I suspect a scream for help will be far more effective. 73, Bill W6WRT _______________________________________________ Amps mailing
-- ORIGINAL MESSAGE --(may be snipped) REPLY: I'm picturing you way out in the boonies, far from cell phone range, and you come across a terrible auto accident. You say to the survivors "Wait a minut