[Elecraft] Mod list

Sat Nov 16 09:24:01 2002


----- Original Message -----
From: "Don Brown" <[email protected]>
To: "Eric Manning" <[email protected]>
Sent: Saturday, November 16, 2002 8:18 AM
Subject: Re:


> Hi
>
> The walking VFO mod is fixed by the newer firmware so if you are upgrading
> to rev B then the firmware will come in the kit. I did forget the side
tone
> source mod however. Wayne has requested that we wait for the official list
> that I'm sure will be much better than anything I have put together.
>
> The president is quite the environmentalist contrary to what you may have
> heard. If you are interested go to www.hootsystems.com and click on
> environmental then the presidential seal. This article was written before
he
> was president but it explains the system at Crawford. My company is the
OEM
> supplier for all the control systems for hoot and I designed the hardware
> and firmware for the Crawford plant as well as around 25,000 hoot plants
all
> over Texas, Oklahoma Louisiana and Florida.
>
> Don Brown
>
>
> ----- Original Message -----
> From: "Eric Manning" <[email protected]>
> To: "Don Brown" <[email protected]>
> Sent: Friday, November 15, 2002 5:43 PM
>
>
> > Don
> >
> > THe " walking VFO" mod to the optical encoder?
> >
> > The "change the side tone source from Uxx to U yy" mod?
> > [the only 2 I've done - good grief I've got 19 more to go!]
> >
> > I promise not to make any jokes about politicians and biomass re your
> > recent trip to Crawford Don =)
> >    Besides, Pres Bush is one politician who doesn't deserve to be the
> > subject of those kind of jokes.
> > Unlike our Prime Minister, Jean [B.S.] Chretien. =)
> >
> > eric
> >
> > Message: 35
> > From: "Don Brown" <[email protected]>
> > To: "Elecraft" <[email protected]>
> > Subject: Re: [Elecraft] Recent K2 Mods
> > Date: Thu, 14 Nov 2002 22:11:02 -0600
> >
> > Hi
> >
> > I think you have the 10/12 meter bandpass and ALC mod confused with the
> 2nd
> > xtal filter mod. The KPA100 comes with the former. There are several
more
> > mods in addition to the ones you have installed and the PLL/BFO required
> to
> > bring your K2 up to "B" status. The kit and instruction will be
available
> > soon. I have a "B" schematic and I count at least 19 mods total to bring
a
> > Rev A to a Rev B.
> >
> > 1  PLL
> > 2  BFO
> > 3  D10
> > 4  ALC
> > 5  10/12 meter
> > 6  RFC15
> > 7  RFC11
> > 8  add C28,29
> > 9  change value C30,36
> > 10 add C224
> > 11 change value C225,226,227,L25,L26
> > 12 audio pot mod
> > 13 sine wave side tone
> > 14 AGC threshold
> > 15 voltmeter switch
> > 16 added filtering on voltage sense
> > 17 D19,20 and C71 for future 60 meter option
> > 18 change R60 to fixed 100 ohm resistor
> > 19 new crystals for CW and SSB
> > 20 ??
> >
> >
> > Don Brown
> > KD5NDB
> > --
> > Eric Manning   VA7DZ VE3DPV
> > K2 #2561 "Pauline"
> >
> > If God intended you to use SSB, He wouldn't have given you a fist. Or
> > two lungs.
> >
>