[Elecraft] K3 Band changing...
Alan Bloom
n1al at cds1.net
Thu May 29 21:04:40 EDT 2008
Many (many, many) years ago my station consisted of a Heathkit Apache
TX1 transmitter, Mohawk RX-1 receiver, and SB-10 SSB adapter. I figured
that I had to switch or adjust a minimum of ---12--- controls to change
bands. If I needed to change between LSB and USB, add two more for a
total of 14. And that does not include switching antennas and changing
the dial frequency if required (on both transmitter and receiver).
That also does not include my 6 and 2 meter transverters.
In those days I thought twice before deciding to change bands. :=)
On the other hand, the SB-10 phasing-type SSB exciter had absolutely
WONDERFUL-sounding audio. I got unsolicited compliments on nearly every
QSO.
Al N1AL
P.S. The list as I recall it:
TX-1: Bandswitch
Tune/operate switch
Driver tuning
Driver gain
Plate tuning
Plate loading
RX-1: Bandswitch
Antenna trimmer
SB-10: Bandswitch
Carrier null #1
Carrier null #2
Tuning
On Thu, 2008-05-29 at 13:33, Bob Nielsen wrote:
> You forgot to add changing the coils in the HRO receiver :^)
>
> Bob, N7XY
>
> On May 29, 2008, at 1:23 PM, Mark Bayern wrote:
>
> > Sure sounds easier than turning off the plate supply, opening the top
> > of the cabinet, changing the coil(s), closing it up, turning the HV on
> > again, then tuning the rig for the new band.
> >
> > Mark AD5SS
> >
> >
> >
> > On Thu, May 29, 2008 at 3:04 PM, David Ferrington, M0XDF
> > <M0XDF at alphadene.co.uk> wrote:
> >> 5 presses?
> >> --
> >> A good cook is like a sorceress who dispenses happiness.
> >> -Elsa Schiaparelli, fashion designer (1890-1973)
> >>
> >> On 29 May 2008, at 20:28, Dave G. wrote:
> >>
> >>> What's wrong with
> >>> "FREQ ENT" -> '1' -> '4' -> '.' -> 'ENTER'
> >>> ?
> >>> --
> >>> Dave G. KK7SS
> >>> '65 MK III Sprite in Richland, WA
> >>> "Real stupidity beats artificial intelligence every time."
> >>> Terry Pratchett, 'Hogfather'
> >>>
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>
> Bob Nielsen
> n7xy at clearwire.net
>
>
>
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