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13060
UX 874 Voltage Regulator I just realized that RCA introduced a voltage regulator tube in the 1920s. I wonder why we don't see them used in oscillator circuits of that era. Particularly
Barry Williams
1:16 PM
#13060
 
13059
Electrodynamic Speaker Plug Data I am working on some major revisions to my Universal Shop Speaker and Dummy Field Coil: http://plymouthcolony.net/starcity/radios/pages/unispkr.html including
Dale H. Cook
Apr 22
#13059
 
13058
Speaker / Field Coil Plugs for Electrodynamic Speakers Some of you may be familiar with my Universal Shop Speaker and Dummy Field Coil: http://plymouthcolony.net/starcity/radios/pages/unispkr.html I would like to
Dale H. Cook
Apr 21
#13058
 
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13057
SQCRA basket case restoration results for 2013 posted Just saw a posting on The ARF that the SQCRA basket case restoration contest results for 2013 have been posted.
kd4hsh
Apr 21
#13057
 
13056
Re: Reorganized Home Shop That's the way we did it in the Navy, except that's all that hung there; the outline of the tool. Leonard ... From: Joe Koester To:
Leonard Meek
Apr 20
#13056
 
13055
Re: Reorganized Home Shop Joe, I think that's the reason that I have 3 and 4 of all my tools. I can't find them and go out and buy another one.. Gerald K4NHN Cayce, SC ... From: Joe
Gerald Cromer
Apr 20
#13055
 
13054
Re: Reorganized Home Shop You guys are just too organized. I remember a couple of fellows I ran into over the years that had their peg board painted white and the outline of the tool
Joe Koester
Apr 20
#13054
 
13053
Re: Reorganized Home Shop I guess I'm in good company then. I have an inventory list of my tubes, listing the location, primary specs and replacement price. Leonard ... From: Dale H.
Leonard Meek
Apr 20
#13053
 
13052
Re: Reorganized Home Shop ... Leonard - I have done something similar for some of my parts stock. The largest spreadsheet is for tubes, including date and purchase price when known, and
Dale H. Cook
Apr 20
#13052
 
13051
Re: Reorganized Home Shop I scored a bunch of printer paper boxex some time ago. I numbered each one, and the shelves they were on, and entered the data into an Excel spreadsheet,
Leonard Meek
Apr 20
#13051
 
13050
Re: Reorganized Home Shop ... Leonard - No chance of that - this reorganization took a lot of my spare time over about two weeks, and I've had enough for now, thanks - I'm worn out. :-)
Dale H. Cook
Apr 20
#13050
 
13049
Re: Reorganized Home Shop Nice job, Dale. Now maybe you can organize my shop. My biggest problem is laying something down and then spending the next hour or so looking for it. One thing
Leonard Meek
Apr 20
#13049
 
13048
Reorganized Home Shop I have just finished a major reorganization of my rather space-challenged home workshop, and I thought I would share the results with you. I have a number of
Dale H. Cook
Apr 20
#13048
 
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
Apr 19
#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
Apr 18
#13046
 
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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
 
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
 
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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
 
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
 
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