weird rack unit

[Chuck Guzis]

On 8/10/20 2:44 PM, Al Kossow via cctalk wrote:
> On 8/10/20 12:40 PM, Chuck Guzis via cctalk wrote:
>> On 8/10/20 12:17 PM, Christian Kennedy via cctalk wrote:
>>>
>>>
>>> On 8/7/20 4:34 PM, Warner Losh via cctalk wrote:
>>>
>>>> The OCO looks nice. Timing gear maybe?
>>>
> 
> There was a discussion of this on the cctalk discord
> It was made for the USGS to study the earth's magnetic field


Anyone remember the Popular Electronics "Carl and Jerry" episode that
involved a baby bottle full of water with a coil wrapped around it?

"The Educated Nursing Bottle" April, 1964, PDF page 82 here;

https://hobbydocbox.com/Radio/69634003-Popular-1964-electronics-35-cents-talkie-cb-talkie-it-p-65-cuit-power-noise-lip-steal-your-cb-ers-in-tornado.html

An interesting article about using a 7090 to determine the cause of WWI
also.

--Chuck