This site is a collection point for information, construction techniques, theory, and enjoyment of Shortwave Listening.
|NEW UTC ATOMIC Clock Console below -- Zero-Beat your shack's clock
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resale, (c) Robert W. Betts.
<-----NOT MANY LEFT!!!
So all it takes is some cash, a few electronic parts,
basic tools, lots of thought, and a tremendous
amount of understanding from whoever is your
physical, moral, emotional, and intellectual
custodian, keeper, master, boss, and/or supervisor.
Mine is all that, and she also cooks, does the
laundry, and cleans the house - especially the rooms
I don't often use ... and she actually allows some of
this stuff in the family room!
I'm truly blessed!
<-----600+ pages ! UPDATED for 2010!!!
<-----Available spring 2010, depending on demand Temp out
<-----Several prototypes leftover from an agency contract Temp out
For Sale Limited quantity stuff - all very limited
|Buy SWL Stuff, Below
Bottom of Page
A good receiver, decent antenna(s), and an effective preselector. What more could an SWLer ask for? Well, there's always something MORE that we could use ... right?
I hope you enjoy this site. In time it's going to get fairly large - maybe there will be something that you can take from here to enhance the enjoyment of this hobby. - Bob, N1KPR
Do you want to build a
Radio Astronomy station?
How about SETI?
Maybe Earth-Moon-Earth [EME] Ham
Great stuff -- going cheap !!!
Limited time !!!
Hurry, hurry, hurry...
Power control for 9 rack mounted
devices, includes circuit breaker and
AC Power Line Filter with Volt and
Amp meters, filters EMP, RFI, surge,
hash, transients and other impulses.
Demodulator with four inputs from
receiver IF stages. Five forms of
detection including Syncronous AM,
Peak and Notch filtering.
Audio Control Console with preamp,
power amp, bandwidth contouring,
and Demod selectors, pre, post and
RF Preconditioner/Preselector with
filters from 20KHz through 35+MHz,
Input/Output selection, Preamp,
100KHz Marker, 10MHz Upconverter.
W-J 8718A with ISB and 5KHz to
W-J DMS 105A-2 Demodulator for AM,
SSB, CW, multiple filter selections,
and passband tuning capability.
W-J 8718 MFP (microprocessor front
panel) with same capabilities as the
manual unit above.
Old Friends: If you are a fan of my old site that
used to be on Geocities, then you may be able
to view it in the Geocities Archives, here.