Re: Sequencing round led display for behind Victoreen cdv-700
I'll have to get busy, it's half done. Now green yellow or the hard to get soft white leds that imitate incandescent bulbs. thanks for the encouragement. wrote:
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paul davis
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#761
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Re: Sequencing round led display for behind Victoreen cdv-700
I've seen members come up with a lot of hacks Paul, but yours seems unique. We would all like to hear about it and maybe see it in action. Sounds very interesting for sure.Geo
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Geo Dowell
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#760
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Sequencing round led display for behind Victoreen cdv-700
I have a vic with the cut down battery box. I am considering adding a 2.3 inch circular led sequencer board behind the plexiglass meter. I have done this with a Cajoe geiger kit and a converted linear
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paul davis
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#759
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Re: CD V-720
it's good at removing stickers etc, yes but plain Naptha(from the paint/hardware store), or at a higher price, Ronsonol or Zippo lighter fluid is better, and is less messy-and since it leaves no
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M. K.
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#758
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Re: CD V-720
another FYI about WD-40, it can be bought by the gallon at Harbor Freight for 1/2 the price of Fastenal, Grainger etc.It's really good at removing old calibration stickers and goo too.Geo
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Geo Dowell
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#757
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Re: CD V-720
Great tip Lenox. We should remind readers to use Silica Gel not Calcium Chloride desiccant !Geo
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Geo Dowell
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#756
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Re: CD V-720
That's what I use M.K. and it is available at HarborFreightTools. FYI WD-40 leave a petrolatum residue.Geo
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Geo Dowell
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#755
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Re: CD V-720
My experience with these instruments was quite a few years ago but I found that the desiccant is very important. That would be the first thing that I would try. Particularly if you are in a humid
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Lenox Carruth
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#754
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Re: CD V-720
This makes sense, BUT if you do this use a contact cleaner that does NOT leave a residue.. So Deoxit is probably not the best choice(it's often the product of choice, but not this time). One suitable
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M. K.
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#753
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Re: CD V-720
David71 wrote: You should buy a can of electronic cleaner/deoxidizer and clean the whole board and selector switch with a toothbrush.Zinc whiskers can cause all kinds of leakage on a circuit like that
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Geo Dowell
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#752
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FOCUS: Gaseous Ionization Detector ¨C Gas-Filled Detector
Gaseous Ionization Detector ¨C Gas-Filled DetectorDetector of Ionizing Radiation ¨C Geiger TubeGaseous ionization detectors are radiation detection instruments used in radiation protection
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Geo Dowell
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#751
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Re: CD V-720
You should buy a can of electronic cleaner/deoxidizer and clean the whole board and selector switch with a toothbrush. Zinc whiskers can cause all kinds of leakage on a circuit like that and your
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David71
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#750
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Re: CD V-720
Thank you, Now I have more reading to do..... -Stephen N. wrote:
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Stephen Nelson
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#749
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Re: CD V-720
Hi Stephen. You picture indicates it's a Victoreen 720 model 3A. Attached is the shop manual for that variant, as well as an apdate done to a Vic 715 that addressed some leakage issues.. Geo
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Geo Dowell
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#748
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CD V-720
Hello, I purchased a non working CD V-720, and found the meter "nuts" were not present which caused the meter to not show any movement...obviously. After connecting the meter, it seemed to be ok
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Stephen Nelson
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#747
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Re: No.4- CD V-700 Shop Manual ENi ......... WHEW! FINALLY! The missing and most important shop manual for ENi CDV-700! Includes the retrofit version data.
Hi Ed, glad to hear from old friends, always.GeorgeGeo
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Geo Dowell
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#746
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Re: No.4- CD V-700 Shop Manual ENi ......... WHEW! FINALLY! The missing and most important shop manual for ENi CDV-700! Includes the retrofit version data.
Thanks for posting Geo. Thank you, thank you, thank you Steve and Tanner. Christmas certainly came early this year. Fellow old school collector and refurber. Ed / KJ7LSI
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Ed Garrett
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#745
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No.4- CD V-700 Shop Manual ENi ......... WHEW! FINALLY! The missing and most important shop manual for ENi CDV-700! Includes the retrofit version data.
Now in FILES under CDV-700 Shop Manuals folder. Many thanks to members Steve and Tanner in U.K. for dredging this up! Like always, it's a team effort! Geo
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Geo Dowell
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#744
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File /CDV-700 SHOP MANUALS/CPG4-1 CD V-700-6B Electro-Neutronics-merged (1).pdf uploaded
#file-notice
The following files and folders have been uploaded to the Files area of the [email protected] group. * /CDV-700 SHOP MANUALS/CPG4-1 CD V-700-6B Electro-Neutronics-merged (1).pdf (
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Group Notification <noreply@...>
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#743
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Re: eBay listings exaggerations
ebay has become the digital internet junk yard.? sometimes you find a gem, but you have to sort through a lot of junk.? eBay wants $$$ through seller fees and advertising.? As always, buyer
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Michael C
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#742
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