Re: Topband: staying up with the latest technology, receiver evaluation

2012-05-20 Thread Bill Cromwell
On Sun, 2012-05-20 at 18:46 -0400, ZR wrote: > Yeah, I meant the current regulator. Shipboard power in the 30's wasnt > exactly stable. > > A simple converter to take 160 and 80 down to the RAK's best tuning ratio > band would be an interesting experiment. > > Carl > KM1H > > Hi Carl, I gat

Re: Topband: staying up with the latest technology, receiver evaluation

2012-05-20 Thread ZR
Yeah, I meant the current regulator. Shipboard power in the 30's wasnt exactly stable. A simple converter to take 160 and 80 down to the RAK's best tuning ratio band would be an interesting experiment. Carl KM1H - Original Message - From: "Bill Cromwell" To: "ZR" Cc: "Thomas" ; ;

Topband: Radio wave Propagation, knife edging, ETC

2012-05-20 Thread Bruce
An interesting read. American http://encyclopedia.thefreedictionary.com/Radio-Wave+Propagation 1979 Russian/Soviet http://encyclopedia2.thefreedictionary.com/Radio-Wave+Propagation 73 Bruce ___ UR RST IS ... ... ..9 QSB QSB - hw? BK

Re: Topband: staying up with the latest technology, receiver evaluation.......oops

2012-05-20 Thread w7dra
Bob, W7LR commented that in my original missive I left a dit off of W7EKD's call it should have been W7EKB sorry mike w7dra 53 Year Old Mom Looks 33 The Stunning Results of Her Wrinkle Trick Has Botox Doctors Worried htt

Re: Topband: staying up with the latest technology, receiver evaluation

2012-05-20 Thread Bill Cromwell
On Sun, 2012-05-20 at 08:46 -0400, ZR wrote: > The RAK and RAL are arguably the best regen ever manufactured. There was a > pair of them in Emergency Radio aboard a USN tanker I spent a few years on > in the 60's and I used them often to keep my code speed up by copying > numbers groups. > > Iv

Re: Topband: staying up with the latest technology, receiver evaluation

2012-05-20 Thread ZR
The RAK and RAL are arguably the best regen ever manufactured. There was a pair of them in Emergency Radio aboard a USN tanker I spent a few years on in the 60's and I used them often to keep my code speed up by copying numbers groups. Ive a RAK-7/RAL-7 pair here the past few years and have bee

Re: Topband: staying up with the latest technology, receiver evaluation

2012-05-20 Thread Thomas
Mike, I had no idea what a RAL-7 receiver is so I did a Google search. I found that it was built by RCA in 1930s, has 3-stage TRF front-end, and a regenerative detector. There is a neat video on YouTube of a fellow administration of RAL-6 which I presume isn't terribly different than the RAL-7: