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43388

anythingradioactive battery powered speaker

I have sourced the speaker that anythingradioactive.com are using for their CD V-700 speaker.
compurhythm_cr78
3:07 AM
#43388
 
43387

Re: Urban Discovery

I would just take batteries, voltmeter/probe, and a known CPM test source along so he doesn't get too excited after seeing yours working well and then try to
C. R.
8:21 PM
#43387
 
43386

Urban Discovery

Ok, on late Sunday afternoon my college kid son said he need a buy a bike to get to a class just off-campus. He's pretty much broke so that meant a used bike.
m1i8k3e6
8:06 PM
#43386
 
43385

Re: free audio adapters for CDV-700/again

BTW in some countries like Japan, PL-259 /SO-239 were refered to as "M" connectors. No one knew what I was talking about, and I had a hard time finding them!
peter
5:10 PM
#43385
 
43384

free audio adapters for CDV-700/again

I have received several inquiries for the free adapters, but no takers. The request for a self-addressed stamped envelope seems to be too much or people don't
David
4:46 PM
#43384
 
43383

Re: free CDV-700 audio adapters for the group

I sent you an email at your other address. I have plenty left
David Nix
Sep 1
#43383
 
43382

Re: free CDV-700 audio adapters for the group

Do you still have any left? I'm making a powered speaker and have a hard time sourcing these for a reasonable price. I can't send a SASE because I'm from
compurhythm_cr78
Sep 1
#43382
 
43381

Re: Manual for PAC-7

Looking for the same info.
gurn1701
Aug 29
#43381
 
43380

Re: CDV-700 Operation Question

I forgot to mention that the test with the Ludlum/Vic 6A was with a LND 7311 pancake and the Ludlum was adjusted to have the same voltage as the Victoreen.
m1i8k3e6
Aug 27
#43380
 
43379

Re: CDV-700 Operation Question

Chris, That is my understanding also. I think I read somewhere that the Victoreen models have the lowest threshold, but I have no data. I have tried to
m1i8k3e6
Aug 26
#43379
 
43378

Re: Smallest piezo speaker?

If it was piezo element, it would be OL regardless of orientation.The fact that the pins are marked with a polarity indicates that is not a simple piezo
peter
Aug 26
#43378
 
43377

Re: Smallest piezo speaker?

It measures 3.47 M ohms with the + to + marked post and - to - and OL with + to - and - to + . What does that mean?
gurn1701
Aug 26
#43377
 
43376

Re: CDV-700 Operation Question

It was my experience that when I hooked up a pancake probe to the cdv700, it was pretty nice compared to the stock hotdog probe (of course), but the CPM was
C. R.
Aug 26
#43376
 
43375

Re: CDV-700 Operation Question

In a message dated 8/26/2015 2:44:25 P.M. Central Daylight Time, CDV700CLUB@yahoogroups.com writes: Hey guys, I have a question about operating the CDV-700. I
injuneer314159
Aug 26
#43375
 
43374

CDV-700 Operation Question

Hey guys, I have a question about operating the CDV-700. I know it's primarily designed (and energy compensated) to measure gamma exposure. And in order to do
admiralkirk452
Aug 26
#43374
 
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