-=> On 08-09-97  10:46, Roy Witt said to Ivy Iverson, <=-
-=> About 440 HT xtals,..." <=-
-=> * Replying to a msg in MYMAIL (Roy's Personal Mail)
-=> 08 Aug 97 21:25, Ivy Iverson wrote to Roy Witt:
 
 RW> Hello Ivy.
 
Hi again, Roy;
 
 RW>> Pass the crystal formula along and I'll look in my junk box...
 II> As best I can read the stamps on the xtals:
 II> 440.300 uses a xtal marked 52.3625 - Almost exactly 27 X carrier
 II> frequency.
 II> 448.925 xtal is marked 53.4406. (Unsure of this one, almost
 II> impossible to read). - Almost exactly 27 X carrier frequency
 RW> Uhhhh. No, they're 8x carrier freq ñ10.7 IF freq...actually 8 x
 RW> 53.3625 = 426.9 - 440.300 = -21.4/2 equals -10.7?  What they do with
 RW> double 10.7 IF's is beyond me.
 
Hard telling what the engineers came up with.   :-/
 
 II> 445.300 uses a xtal marked 16.4925
 II> 443.925 xtal is marked 16.4416.
 RW> These are 27 times carrier, or in this case, reciever freq...
 II> There is also a 71855.00 xtal on what appears to be the xmit side of
 II> the board.
 RW> PLL reference freq..
 
PLL in a rockbound radio???
 
 II> What I need:
 II> Xmit: 449.175 and 449.100
 II> Rcv: 444.175 and 444.100
 II> PL comb (Both channels): 102.7
 II> I would sure appreciate it if you could find either pair,
 II> (444.175/449.175 is the most important).
 
 RW> Unfortunatly, California repeaters are upside down from midwest
 RW> repeaters...
 RW> ...My repeater transmits on 449.125, theirs was 444.125..
 RW> So, all of my junk box xtals would be upside down for you...sorry..
 
Hi Hi... Well, Californians have always been considered a little... uh...
er... ahem... weird (?) by the rest of the country.   
 
 II> story for fear of moderation.  Do you have access to netmail?   :-}
 RW> I *AM* 1:202/909, there or .10
 
Gotcha.  Now I have forgotten what I was going to say.  <:-[
 
 II> BTW, do you happen to have an old straight key lying around gathering
 II> dust, (Preferably one with a shorting bar)?  If so, how much would you
 II>  want for it?
 RW> Yes, it's mounted on a heavy brass plate that's worth more than the
 RW> key  it'self...Unused since 1978, right after I passed my
 RW> General...I'll see if I  can find it..
 
I am currently a Tech Plus with a CSCE for General written... I might as
well study for Advanced.   :->
 
Let me know how much you want for it, with or without the brass plate.
 
 RW> ... An expert is a little drip under pressure!
 
I know a few of them!   :-}
 
73 es tnx DE KB9QPM
   Ivy
 
 
 
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