N-3000-F

[ZilchLab]

Originally posted by bfish:
Just curious, are your mini MRs 7/8" or 1"?

<font size="2" face="Verdana, Helvetica, sans-serif">0.850". The Crites seems to be more like 1.1" (hard to measure down the throat,) and widens somewhat behind there, like the sleeve is itself a phase plug for the outer annular slots....

[hmole]

http://www.lansingheritage.org/image...ome/Page12.jpg

The specs from 1954, but I do not think they changed all that much...
3000 to 22000, 90x40 8Ohms
Harry

[hmole]

Now that I reread that page, they listed the the 802 from 800 to 22,000 as well, there may be a bit of hyperbole in there somewhere, we need a curve junkie on that....
Harry

[bfish]

Yeah, stated response...just means there's some level of measurable response there...doesn't mean it's usable.

On an unrelated note, I found a '60 Bell Labs video on the ECHO (comm sat) project that's kinda interesting. The ~100' satelite balloon was made from a similar metallized Mylar film as the 3000 'frams;

http://www.archive.org/details/BigBounc1960