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#1
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After years of avoiding morse code I am finally getting into it. the
ideal of operating a very simple transmitter appeals to my junkbox/ trashcan construction mentality. I am looking for a substitue for a 6L6 that has the plate brought out the top. I was trying to build a little Glowbug transmitter but was having all kinds of problems neutralizing the the thing. I think I would have better luck if I can separate the grid and plate circuits from each other. I am considering an 807 as a replacement Suggestions would be appreciated. Jimmie |
#2
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JIMMIE wrote:
After years of avoiding morse code I am finally getting into it. the ideal of operating a very simple transmitter appeals to my junkbox/ trashcan construction mentality. I am looking for a substitute for a 6L6 that has the plate brought out the top. I was trying to build a little Glowbug transmitter but was having all kinds of problems neutralizing the the thing. I think I would have better luck if I can separate the grid and plate circuits from each other. I am considering an 807 as a replacement Suggestions would be appreciated. Jimmie An 807 IS a 6L6 with a top cap anode connection. Any of the TV line output valves will also do the job if you want cheap, the 6DQ6B works well and has an octal base (The sockets for the 807 are rare). 6146 or 2e26 etc work well but will cost you more. Steve H |
#3
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On Thu, 04 Dec 2008 17:56:27 +0000, Stev eH
StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsdgfgsfghgjsghgsljhglhdjfgh fufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbly wrote: The sockets for the 807 are rare The 807 uses a readily available 5 contact socket. The 1625 (12V equivalent) uses a 7 contact socket which can be difficult to locate. 73 de n4jvp |
#4
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Registered User wrote:
On Thu, 04 Dec 2008 17:56:27 +0000, Stev eH StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsdgfgsfghgjsghgsljhglhdjfgh fufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbly wrote: The sockets for the 807 are rare The 807 uses a readily available 5 contact socket. The 1625 (12V equivalent) uses a 7 contact socket which can be difficult to locate. 73 de n4jvp I'm in the UK and haven't been able to find any at the local hamfests, where can I get them from? Octal sockets are readily available over here. Steve H |
#5
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On Thu, 04 Dec 2008 21:24:37 +0000, Stev eH
StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsdgfgsfghgjsghgsljhglhdjfgh fufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbly wrote: Registered User wrote: On Thu, 04 Dec 2008 17:56:27 +0000, Stev eH StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsdgfgsfghgjsghgsljhglhdjfgh fufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbly wrote: The sockets for the 807 are rare The 807 uses a readily available 5 contact socket. The 1625 (12V equivalent) uses a 7 contact socket which can be difficult to locate. 73 de n4jvp I'm in the UK and haven't been able to find any at the local hamfests, where can I get them from? Octal sockets are readily available over here. Hmm, I'm surprised you haven't come across any at boot sales. I'm of no help when it comes to vendors in the UK. You might try your favorite search engine. The first page of this search links to several vendors including one in AU. http://www.google.com/search?hl=en&q...ocket&aq=f&oq= eBay is another possibility. 73 de n4jvp |
#6
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![]() On Thu, 4 Dec 2008, Registered User wrote: Date: Thu, 04 Dec 2008 19:30:30 -0500 From: Registered User Newsgroups: rec.radio.amateur.homebrew Subject: 6L6 substitute On Thu, 04 Dec 2008 21:24:37 +0000, Stev eH StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsdgfgsfghgjsghgsljhglhdjfgh fufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbly wrote: Registered User wrote: On Thu, 04 Dec 2008 17:56:27 +0000, Stev eH StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsdgfgsfghgjsghgsljhglhdjfgh fufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbly wrote: The sockets for the 807 are rare The 807 uses a readily available 5 contact socket. The 1625 (12V equivalent) uses a 7 contact socket which can be difficult to locate. 73 de n4jvp I'm in the UK and haven't been able to find any at the local hamfests, where can I get them from? Octal sockets are readily available over here. Hmm, I'm surprised you haven't come across any at boot sales. I'm of no help when it comes to vendors in the UK. You might try your favorite search engine. The first page of this search links to several vendors including one in AU. http://www.google.com/search?hl=en&q...ocket&aq=f&oq= eBay is another possibility. 73 de n4jvp Might try Fair Radio Sales, in Lima Ohio (USA). I think www.fairradio.com, and they do (most of the time) answer email. They have stuff that is not in the catalog, too. |
#7
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On Thu, 04 Dec 2008 21:24:37 +0000, Stev eH wrote:
Registered User wrote: On Thu, 04 Dec 2008 17:56:27 +0000, Stev eH StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsdgfgsfghgjsghgsljhglhdjfgh fufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbly wrote: The sockets for the 807 are rare The 807 uses a readily available 5 contact socket. The 1625 (12V equivalent) uses a 7 contact socket which can be difficult to locate. 73 de n4jvp I'm in the UK and haven't been able to find any at the local hamfests, where can I get them from? Octal sockets are readily available over here. Steve H I have some. How many you need? Cheers, Gregg |
#8
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geek wrote:
On Thu, 04 Dec 2008 21:24:37 +0000, Stev eH wrote: Registered User wrote: On Thu, 04 Dec 2008 17:56:27 +0000, Stev eH StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsdgfgsfghgjsghgsljhglhdjfgh fufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbly wrote: The sockets for the 807 are rare The 807 uses a readily available 5 contact socket. The 1625 (12V equivalent) uses a 7 contact socket which can be difficult to locate. 73 de n4jvp I'm in the UK and haven't been able to find any at the local hamfests, where can I get them from? Octal sockets are readily available over here. Steve H I have some. How many you need? Cheers, Gregg I could do with a pair, I have several 807 in the junk box and the look far better to me than the "Modern" style of valve. The email address is valid BTW. Steve H |
#9
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On Dec 4, 1:20*pm, Registered User wrote:
On Thu, 04 Dec 2008 17:56:27 +0000, Stev eH StevehkhhSDJvhvbjjxbvvbhnvbhzjdnxzvzhzdshbvnjzvnb vnvjbvbcjbvvvvnmxvzjhjzsd*gfgsfghgjsghgsljhglhdjfg hfufgfhzysgfhczgugfvzlvufzvllgfzlyfyvlgbylvdfghvbl wrote: The sockets for the 807 are rare The 807 uses a readily available 5 contact socket. The 1625 (12V equivalent) uses a 7 contact socket which can be difficult to locate. Chinese Ceramic 5- and 7-pin sockets for 807's and 1625's are readily available. e.g. P-ST5-216 and P-ST7-311 from Antique Electronic Supply, or the same thing from ESRC on Ebay, items 130273824548 and 130273500741, or similar thigns from at least a dozen other web suppliers. (Antique Electronic Supply and ESRC I've been doing business with for many years). Vintage ceramic sockets from the 40's and 50's made by EF Johnson etc. turn up at hamfests pretty regularly too. Tim N3QE |
#10
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Stev eH wrote:
JIMMIE wrote: After years of avoiding morse code I am finally getting into it. the ideal of operating a very simple transmitter appeals to my junkbox/ trashcan construction mentality. I am looking for a substitute for a 6L6 that has the plate brought out the top. I was trying to build a little Glowbug transmitter but was having all kinds of problems neutralizing the the thing. I think I would have better luck if I can separate the grid and plate circuits from each other. I am considering an 807 as a replacement Suggestions would be appreciated. Jimmie An 807 IS a 6L6 with a top cap anode connection. Any of the TV line output valves will also do the job if you want cheap, the 6DQ6B works well and has an octal base (The sockets for the 807 are rare). 6146 or 2e26 etc work well but will cost you more. Steve H The 6BG6G / GA sweep tube is identical to the 6L6G but with a top plate cap. |
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