[time-nuts] Simulation

[J. Forster]

??  The yellow banded R means established reliability. I see no reason why
the NF should be any different then one w/o the yellow band. They are the
same part, only one is tested more.

Not white band perchance?

-John

===========


> Yes, I guess it was. I have been in the military business since 1967, and,
> certainly seen my share. Besides all of the screw ups, there was one that
> really took the cake. I once worked for a company that had to build a
> radio
> that was strictly build-to-print. The original drawing had a mil-spec
> yellow
> band resistor of value X in the front end. Well, with that resistor the NF
> could not be met. They could meet it with a value Y. Pleading with the
> government reps made no difference. Finally, the head of the company QA
> department wrote a letter to AB and actually asked them to provide
> resistors
> with value Y, but, color code them with the value X. Everyone signed off
> on
> it, and, everything was fine. I still have a copy of the letter someplace.
> I
> just got back from Fort Bragg where I was involved in certifying a system
> at
> Ka band. The antenna is a 30 footer and had only a 10 degree elevation
> look
> angle to see the bird needed. Well, guess what? There are three 30 foot
> dishes in the system, the other two being Ku, and this antenna was between
> them looking right through one of the Ku antennas. Really messed with the
> patterns. Now, based on my input they are changing the feed assembly and
> all
> of the RF between the two antennas to prevent the blockage. It will take a
> month. I am sure I will be there again. A few simple examples of hundreds.
> - Regards - Mike
>
> Mike B. Feher, N4FS
> 89 Arnold Blvd.
> Howell, NJ, 07731
> 732-886-5960
>
>
>
>
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
> Behalf Of GandalfG8 at aol.com
> Sent: Saturday, August 14, 2010 6:52 PM
> To: time-nuts at febo.com
> Subject: Re: [time-nuts] Simulation
>
>
> In a message dated 14/08/2010 23:39:20 GMT Daylight Time,
> mfeher at eozinc.com
>  writes:
>
> Not that  it really matters for this thread, but, the 2N2222A was one of
> the
> most  common NPNs and not PNPs. As I recall, the 2N2907A was its PNP
> complement.  - regards - Mike
>
>
> ------------------
> Wasn't that exactly the point that was being made?:-)
>
> regards
>
> Nigel
> GM8PZR
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