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13047
Interested in Spark Gap and Arc Transmitters/ If you are interested in old spark gap and arc transmitters, receivers and spark keys, you are invited to visit or join the Spark Gap Radio Collectors group.
Craig Pitcher
10:17 AM
#13047
 
13046
CC-AWA Spring Swap meet at Spencer Shops The CC-AWA Spring Swap meet is set for Saturday May 24th. This is a great meet to bring the family as you can take part in the swap meet early on Saturday
Ron Lawrence
10:43 AM
#13046
 
13045
Re: Jensen D8 Speaker Cone The Speaker Doctor in Charlotte can recone it for you. They've done several speakers for me and do a good job. Here's their web page,
Ron Lawrence
Apr 18
#13045
 
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13044
Re: Jensen D8 Speaker Cone ... ~~~~~~~~~~~~~~~~~~~~ Knee-deep in the cosmic overwhelm, I’m stricken by the ricochet wonder of it all: the plain everythingness of everything, in cahoots
Ron Lawrence
Apr 18
#13044
 
13043
Jensen D8 Speaker Cone Does anyone have a repair shop that could re-cone a 1930 Jensen D-8 Speaker? It is probably called a 12" as that is the mount spacing. The cone is closer to
Barry Williams
Apr 17
#13043
 
13042
Re: Another Repro Battery Project completed. Thanks Dale. There were a few Burgess scans in these. I already joined Candlepower but I haven't heard anything yet. Leonard ... From: Dale H. Cook To:
Leonard Meek
Apr 15
#13042
 
13041
Re: Another Repro Battery Project completed. ... I know of a few sites with reproduction artwork in addition to the one given by Greg Farmer. http://www.crystalradio.net/misc/batteries/index.shtml
Dale H. Cook
Apr 15
#13041
 
13040
Re: Another Repro Battery Project completed. That was one of them, but the one I downloaded from had actual size scans of dozens of batteries. I found it by Googling "Battery Scans." Leonard ... From: The
Leonard Meek
Apr 15
#13040
 
13039
Re: Another Repro Battery Project completed. Was it this one? : http://kd4hsh.homestead.com/Battery-Art-index.html Greg Farmer From: antiquewirelessassociation@yahoogroups.com
The Farmers
Apr 15
#13039
 
13038
Re: Another Repro Battery Project completed. No, I don't remember the URL. He had several brands, with several sizes of each. I downloaded them but lost them when my computer caught a bad virus last year.
Leonard Meek
Apr 15
#13038
 
13037
Re: Another Repro Battery Project completed. ... Do you recall the URL? It might be in the Wayback Machine. Dale H. Cook, GR / HP Collector, Roanoke/Lynchburg, VA
Dale H. Cook
Apr 15
#13037
 
13036
Re: Another Repro Battery Project completed. My favorite battery was the Burgess battery. I made a couple of replica #6 dry cells and a pair of 45V batteries before I lost the artwork. (see my Mk.19 in
Leonard Meek
Apr 15
#13036
 
13035
Re: Another Repro Battery Project completed. [1 Attachment] Thank you for the excellent presentation. I have an old 4.5 volt "C" battery if that would help. It has screw terminals marked +, -1.5V, -3V and -4.5V. I was
Barry Williams
Apr 15
#13035
 
13034
Re: Another Repro Battery Project completed. [1 Attachment] ... Robert - I had seen Kris Walter's page on his replica Eveready 467 67.5 Volt replacement (which I needed for some old field intensity meters for work):
Dale H. Cook
Apr 15
#13034
 
13033
Re: Another Repro Battery Project completed. [1 Attachment] Wow!  A true craftsman and work of art!  Thanks for sharing how to re-create this important piece of radio history. Best Regards, Kevin Gilroy, CA
K Levonius
Apr 15
#13033
 
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13032
Another Repro Battery Project completed. Merrill Bancroft brought to me a large 45 Volt Ray-O-Vac ‘B’ battery that I had never seen in person. It is their part No. 9303. Current thinking is that
kd4hsh
Apr 15
#13032
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13031
Re: Acme A2 Transformer Thanks for the information. I went through my box and have 9 brand X. Transformers. I noticed in some early National audio equipment they had a scratch
Barry Williams
Apr 13
#13031
 
13030
Re: Wood Case Needed Hobby Lobby has many old time or oriental looking boxes with lids that resemble 1920's portable radio sets you can build regen in. Roim for bat and pho nes
wa2kbz
Apr 13
#13030
 
13029
Re: Acme A2 Transformer Purely coindicently, I was just recently reading some magazine such as “Broadcast”, from 1929 or thereabouts, and saw an ad from a transformer manufacturer
Hue Miller
Apr 13
#13029
 
13028
Re: Wood Case Needed Ok will do Ernie Sent from my iPhone
Ernie Rice
Apr 13
#13028
 
13027
Re: Wood Case Needed They are probably too big. Can you upload them to a folder in the file section for this group? Thanks, Chris KQ6UP
Chris Maness
Apr 13
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13026
Re: Wood Case Needed Chris I sent the pictures to your email and it was rejected Ernie Sent from my iPhone
Ernie Rice
Apr 13
#13026
 
13025
Acme A2 Transformer I ran some tests on the A2 transformers. They were flat from 100 Hz to 1.5 KHz. The ratio was about 4 to 1 as specified in the ads. The output voltage rose
Barry Williams
Apr 13
#13025
 
13024
Re: Wood Case Needed Chris, At one time Playthings of the Past had quite a few wooden radio cabinets. You might check with him. 73, Barry
Barry Williams
Apr 13
#13024
 
13023
Re: Wood Case Needed Can you send me some images of this case? Thanks, Chris KQ6UP
Chris Maness
Apr 13
#13023
 
13022
Re: Wood Case Needed I have a cabinet that had an Apex Super Five in it if you think that will work for you. $100 shipped Ernie Sent from my iPhone
Ernie Rice
Apr 13
#13022
 
13021
Wood Case Needed Hello, all. I built this three tube set (at least two of the three stages), and I am really happy with its performance. It is all ugly and breadboardy
Chris Maness
Apr 13
#13021
 
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Re: The Audion Yes, it is unfortunate that warp drive had yet to be invented, in those days of yore. It has been said that "good things come to those that wait." 73 de Ron
Ron Barlow
Apr 13
#13020
 
13019
Re: The Audion Greatest disappointment in my life was finding that Tom Corbett couldn't make it to Alpha Centauri in two weeks. Barry
Barry Williams
Apr 13
#13019
 
13018
Re: The Audion ... Sorry, I misinterpreted your "faster than the speed of light in glass" comment. I see what you meant now. -Larry/NE1S
Larry Szendrei
Apr 13
#13018
 
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