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#1
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![]() "Irv Finkleman" wrote in message ... William Mutch wrote: The anonymous homebrew xmtr I picked up at the AWA meet last spring has finally make its first QSO, heard 589 in Texas by KE5HQ on 40 CW, but he reports what I sort of knew anyway...the rig has a chirp. The oscillator is an electron coupled 12BY7, crystal controlled. What are the cures for chirp ?? Slightly detune the buffer ?? add caps to the power supply. Trying the easiest things first, how should I proceed ?? I always liked the sound of a chirpy signal. It never bothered me, and when you hear one now you know there's a real ham behind the key! Irv VE6BP Chirps, clicks and fists were the identification marks of the operator. I, for one, always admired the variance of sounds from one rig to another. For example, at one time in history, the DX-100 was unmistakable, and if the operator was using a straight key, one could call him by name immediately. If your report was a "c" (534C) for example, you knew that you had more than a "c" (chirp), but probably a "yoop", and were probably using a rehashed command set or a liaison rig...... BC-459, BC-191 or BC-375 maybe. BC-375 using a 28 volt dynamotor on 24 volts of fading automobile batteries required two hands at the receiving end, and heaven help him if he needed a pencil as well to copy! Lynn, W7LTQ..... long live the chirp! |
#2
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Hello gang
Little chirp never hurt anybody, some chirp ads character to a signal not about to change 60 year old ART-13 or play around other old style tube/hb transmitters to try to get rid of something, I like! key clicks diffrent story nothing like causing crud 10 kc or more up and down band when I hear a chirp on some ops sig usualy it means they are running hb or older tube rig often give them a call know if start to talk about 6AG7 6L6 mopa, 45 push pull hartley or autodine receivers there is a good chance the op on the other end will know what the heck im talking about and not come back with "wx here is" still use an old bug, so not only have a chirp, but also some Lake Eire swing please keep those OO cards comming in for drift and chirp working on WAS OO thank you Mac w8znx, real radios still glow in the dark |
#3
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#4
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Chirp is for the birds.
Pfoooot! Chirp Chirp Chirp Chirp, Chirp Chirp Lynn, W7LTQ (1948 with BC-375) |
#5
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Lynn Coffelt wrote:
Chirp is for the birds. Pfoooot! Chirp Chirp Chirp Chirp, Chirp Chirp Lynn, W7LTQ (1948 with BC-375) Like the signal I heard last night around 7070 Kc: light chirp, and a constant slow drift across the band. Lovely 1950s signal, and the op (N5BBB, I think) had a lovely fist to go with it. I could listen to it all night -- if I could catch up with it. ;=) -- Mike Andrews W5EGO 15WPM on a really good day Extra Tired old sysadmin working on his code speed |
#6
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Sez you...
"Don Bowey" wrote in message ... On 12/8/05 2:09 PM, in article , "de Mac" wrote: Hello gang Little chirp never hurt anybody, some chirp ads character to a signal not about to change 60 year old ART-13 or play around other old style tube/hb transmitters to try to get rid of something, I like! key clicks diffrent story nothing like causing crud 10 kc or more up and down band when I hear a chirp on some ops sig usualy it means they are running hb or older tube rig often give them a call know if start to talk about 6AG7 6L6 mopa, 45 push pull hartley or autodine receivers there is a good chance the op on the other end will know what the heck im talking about and not come back with "wx here is" still use an old bug, so not only have a chirp, but also some Lake Eire swing please keep those OO cards comming in for drift and chirp working on WAS OO thank you Mac w8znx, real radios still glow in the dark In the 50's, just as today, chirp was something only a Lid's transmitter would have. It was *rare* that anyone had a persistent chirp. If someone had chirp they fixed it; sometimes with a hammer. Even some crystal chirp faults could be fixed by a little work on the bevel of the crystal's edge. Chirp is for the birds. Swing is for those who have it, not make it. Yes, real radios glow in the dark, but today's fake radios have better specs and DO perform better. My old line through 60 years included BC-312, a couple HROs, HQ-129X, NC-125, SX-100, GPR-90, 51J-4, some homebrew, and some I don't recall, but I like my R71A better than all of them. Nostalgia looks great on a shelf. A 300W plate modulated signal using an old D-104 mike on 75M still sounds great. Don |
#7
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Yes, real radios glow in the dark, but today's fake radios have better[/color]
specs and DO perform better. My old line through 60 years included BC-312, a couple HROs, HQ-129X, NC-125, SX-100, GPR-90, 51J-4, some homebrew, and some I don't recall, but I like my R71A better than all of them. Nostalgia looks great on a shelf. A 300W plate modulated signal using an old D-104 mike on 75M still sounds great. Don [/quote] most of the better old tube receivers can still copy weak sig on 80 or 40 cw than most of the so called modern dc to daylight solid state radios you can keep the R71A I will keep using my 75S 3, 2A, 2B, NC 183D, HRO 5RA 1, R 390A and if nostalgia realy looks best on the shelf guess 300watts class b plate mod am rig should also be set aside for modern JA rice box radios lets see now you object to lake eire swing and chirp but like class b plate mod AM on 75 meters sure sounds like the pot calling the kettle black to me de Mac w8znx |
#8
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#9
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I wouldn't be surprised to see MFJ or one of the other manufacturers
to come out with a 'Chirp Inserter -- to make you sound like a real ham' Irv VE6BP -- -------------------------------------- Diagnosed Type II Diabetes March 5 2001 Beating it with diet and exercise! 297/215/210 (to be revised lower) 58"/43"(!)/44" (already lower too!) -------------------------------------- Visit my HomePage at http://members.shaw.ca/finkirv/index.html Visit my Baby Sofia website at http://members.shaw.ca/finkirv4/index.htm Visit my OLDTIMERS website at http://members.shaw.ca/finkirv5/index.htm -------------------- Irv Finkleman, Grampa/Ex-Navy/Old Fart/Ham Radio VE6BP Calgary, Alberta, Canada |
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