[Boatanchors] Knight-kit Star Roamer

Frank Barnes fbw4npn at gmail.com
Fri Jun 17 15:31:43 EDT 2022


Just one man's opinion:   Go ahead and build it - with a decent antenna it
should be fun to play with.   I suggest replacing all of the old
electrolytics with modern ones.   Disc Ceramic caps are probably OK but I'd
replace the tubular ones.  I would also replace the selenium rectifier with
a modern diode.

I think it uses a diode for AM detection.   In some circuits, doubling the
diode with a second one in parallel produces better AM.

I don't know if the antenna input was designed for 50 ohms or 300 ohms -
that's something to consider, in order to get best performance.  If you
have a high SW noise level at your location, consider an
antenna-on-ground.  These do not pick up as much man-made noise but do hear
transmissions well.   I use one for my old Hammarlund and it makes a world
of difference, compared to the inverted Vee or an elevated random wire.

On Fri, Jun 17, 2022 at 3:17 PM SGS 126 <brloper at gmail.com> wrote:

> I was able to located an unbuild Star Roamer in the box dated Jan 1969.
> Essentially the same radio I bought and assembled in June of 1969. When I
> got the radio I had visions of building the radio like I did 53 years ago
> but now I’m having second thoughts about it.  I’m wondering if I did build
> the radio I know I would need to buy a few new parts for example the
> electrolytic in the power supply and I wondered about just building it with
> all new capacitors and replacing any resistors out of tolerance.  I also
> realize the shortwave world is nothing like it was in 1969.  So now I have
> a kit and I’m wondering if I should just leave it in the box.  It’s given
> me a new perspective on trying to relive the past.
>
> Ben KJ4CC
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-- 
Frank Barnes
W4NPN
Chapel Hill, NC
Grid Square FM05
Cell 919.260.7955


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