Page 8 - GB-4000 Brochure www.QuantumBalancing.com
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portant issue that leads the readers towards a wave harmonics at decreasing amplitudes.” Be-
false conclusion.” Let us consider the square low are two oscilloscope graphs of the GB-4000.
wave waveform which was produced by the origi- The one on the left shows a single square
nal number 5 machine. It produces infinite har- wave audio frequency running. The one on the
monics and if we want “clarity of the signal” and right shows 8 running simultaneously. Notice
no “noise” we certainly would not want to use this there is no loss of clarity or noise using the origi-
waveform. But this would mean that these instru- nal method developed in the 1930s/1950s. For
ments would not work very well and no one all of the documented information about the origi-
would purchase them. Here is the definition of a nal machines and running multiple frequencies
square wave: “Square waves are equivalent to a go to www.rifevideos.com. They have a Free 258
sine wave at the same fundamental frequency -page report that covers all of the machines.
added to an infinite series of odd-multiple sine- Chapters 5 through 12 cover this information.
We have tried to stay true to the original ma- Hertz to 3,800,000 Hertz. This gives much great-
chine concepts while using modern technology. er flexibility to the user so they have the option to
The GB-4000 can run 1 single frequency at a use various “carrier” frequencies. The Digital
time or from 2 to 8 individual audio frequencies Synthesizing Processor is capable of outputting 1
simultaneously up to 40,000 Hertz. In order to to 8 individual frequencies simultaneously up to
output up to 8 individual audio frequencies simul- 40,000 Hertz. These frequencies are then
taneously, we use 1 Digital Synthesizing Proces- summed together so all of these frequencies are
sor (or DSP) and 2 Direct Digital Synthesizers (or at the same power level. They are then convert-
DDS) for creating arbitrary waveforms from a sin- ed to analog using a Digital-to-Analog Converter
gle, fixed-frequency reference clock. The GB- (DAC) and output from the GB-4000 into the
4000 also uses a fixed crystal oscillator which is M.O.P.A. or SR-4 15 watt amplifier. The 2 arbi-
set at 3.1 MHz for our RF “carrier” frequency. trary Direct Digital Synthesizers are used to out-
The M.O.P.A. has its own variable “carrier” fre- put up to 2 frequencies simultaneously from
quency that covers a range from about 2,200,000 40,000 Hertz to 20 million Hertz.
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