[Milsurplus] TCK-4

[Bruce Gentry]

On 2/9/17 4:29 PM, Bruce Gentry wrote:
> I don't think it could even come close to a machine room for an eight 
> car (elevator) group when the generators all needed work we were not 
> allowed to do- mangement bottom line over quality and safety. For 
> radio applications, the communtators and brushes must all be in good 
> to excellent shape so the DC will be clean. Rough communtators with 
> burn spots and high bars cause the brushes to jump, which causes 
> arcing and makes everything worse. This produces a great deal of 
> ultrasonic noise. You can't hear it, but it will leave your ears 
> ringing within a minute or so unless you have some protection. On a 
> couple occasions, I risked serious consequences and convinced 
> customers to complain to my supervisors about the shoddy work they 
> were getting. All the generators were overhauled, and the machine room 
> was like the cabin of a quiet airliner afterward. In addition, all the 
> annoying glitches in operation disappeared when the RFI from the 
> generators and hoist motors weren't overwhealming the CPUs in the 
> controllers. I miss the work, but am delighted to be free of the lies 
> and cheating of business.
>
>         Bruce Gentry KA2IVY     IUEC Local 62-retired
>
> On 2/9/17 2:50 PM, w8au at sssnet.com wrote:
>> Have you ever been near the motor-generator room of a ship or
>> location having big TBK-TBM transmitters?   Not fun! :-)  You will 
>> have to
>> wear earphones to cut down the 100 dB+ noise.
>>
>> Perry    w8au
>>
>>
>>
>> At 02:27 PM 2/9/2017, Kenneth G. Gordon wrote:
>>> On 9 Feb 2017 at 15:40, arc5 at ix.netcom.com wrote:
>>>
>>> > I adore the sound of dynamotors in my shack.  Bigger the better. Like
>>> > having you own, personal
>>> > locomotive.
>>>
>>> To me, they sound kinda like a jet engine. I love the sound.
>>>
>>> Ken W7EKB
>>>
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>