[ARC5] Trimmer Cap Values

[Geoff]

The question eemaining is what are you using as a cal standards in order to 
confirm those statements? Ive yet to find a consumer grade instrument that 
is accurate at very low L & C values

Carl


----- Original Message ----- 
From: "Kenneth G. Gordon" <kgordon2006 at frontier.com>
To: "Bob Moody" <bob at vanirmail.com>
Cc: <Arc5 at mailman.qth.net>
Sent: Saturday, April 12, 2014 11:20 PM
Subject: Re: [ARC5] Trimmer Cap Values


> On 12 Apr 2014 at 19:45, Bob Moody wrote:
>
>> Ken:
>>
>> How did we get along all these years without an LC Wonderbox?
>
> We managed: with several variants of methods that worked, although there
> were sometimes rather tedioius in the math department. Lessee...o'scope
> and a signal generator and a known value of cap or inductance, for one.
>
>> KE7POE, Jim, gave me one at Christmas and it's a true marvel.
>> The brand is "Almost All Digital" and the model is "LC Meter IIB".
>> And just like you said, "I have yet to find a cap or inductor it won't
>> test".
>
> Sigh....Boy! We "test instrument geeks" are practically in seventh heaven
> these days. About the only really decent test instrument I am lacking at 
> the
> moment is a GOOD spectrum analyzer. I have what could be an excellent
> Tektronix or HP (forget which) spectrum analyzer but it "needs work" to 
> use
> it.
>
>> Use this thing 3 to a dozen times a week.  Now those obscure codes on 
>> disc
>> ceramics don't need to be decoded.  And these nice surplus vacuum caps 
>> with no
>> markings - What's their value?  10 seconds and you have the answer.  Will 
>> this
>> air variable be big enough / small enough?  10 seconds and you have the 
>> answer.
>> Handy as a shirt pocket!
>
> Indeed!!!!
>
>> Unrelated to LC meters, one time I seem to remember you had some interest 
>> in
>> these WW II airplanes here at the Tillamook Air Museum.  The Air Museum 
>> is
>> moving from Tillamook to Madras, Oregon.  The new hangar in Madras will 
>> be
>> finished in ~ 3 weeks.  Seven airplanes have already moved from Tillamook 
>> to
>> Madras.  I'm guessing another 5 or 6 airplanes will move in the next 30 
>> days or
>> so.  As a result, visiting here at the Blimp Hangar in Tillamook will 
>> have
>> diminishing appeal.  In another 60 to 90 days there will be enough 
>> airplanes at
>> the Madras hangar to make a visit there worthwhile.  And, Madras is ~ 150 
>> miles
>> closer for you.
>
> Drool, slobber...the only thing that would almost instantly send me to 
> heaven
> is flying in one....
>
> I had a very realistic dream the other night in which I was flying an F3F
> Wildcat. What fun!!!!! Too bad it was just a dream.
>
>> You will always be welcome here at the Blimp Hangar in Tillamook.  Spot 
>> the
>> vertical - follow the coax - come in the door - coffee pot is always on. 
>> Boat
>> Anchors live here.
>
> Well, as soon as the Wife and I can get free enough of the rug-rats (now 
> in
> their 20's) to drive over, we will.
>
> Thanks for the invite, Bob.
>
> Much appreciated..
>
> Ken W7EKB
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