Electronic musical instrument

Claim 1

IN AN ELECTRONIC MUSICAL INSTRUMENT OF THE TYPE COMPRISING: A MULTIPLICITY OF ELECTRICAL OSCILLATORS ADAPTED TO GENERATE ELECTRICAL CURRENTS OF FREQUENCIES CORRESPONDING TO THE PITCHES OF THE NOTES OF THE MUSICAL SCALE, BUT NORMALLY NOT IN OSCILLATION; A KEYING TERMINAL OPERATIVELY ASSOCIATED WITH EACH OSCILLATOR; A SOURCE OF ACTIVATING POTENTIAL; A KEY AND A KEY-OPERATED SWITCH OPERATIVELY ASSOCIATED WITH EACH OF SAID KEYING TERMINALS, AND WITH SAID POTENTIAL SOURCE, FOR DELIVERING ACTIVATING POTENTIAL TO INITIATE AND MAINTAIN OSCILLATION OF EACH OSCILLATOR AS LONG AS THE KEY SWITCH FOR SAID OSCILLATOR REMAINS CLOSED; AN OUTPUT TERMINAL ASSOCIATED WITH EACH OSCILLATOR FOR DELIVERING SIGNAL WHENEVER SAID OSCILLATOR IS ACTIVATED; AND TRANSDUCER MEANS FOR TRANSLATING A RECEIVED SIGNAL INTO SOUND; THE IMPROVED CIRCUITRY BETWEEN SAID OSCILLATOR OUTPUT TERMINAL AND SAID TRANSDUCER, COMPRISING: FIRST AND SECOND TONE-COLLECTING BUS BARS; EACH OSCILLATOR HAVING A PLURALITY OF DISTORTING CIRCUITS; ONE OF SAID DISTORTING CIRCUITS HAVING A RECTIFIER IN IT AND CONNECTING THE OUTPUT TERMINAL OF SAID OSCILLATOR TO SAID FIRST BUS BAR; A SECOND ONE OF SAID DISTORTING CIRCUITS HAVING A RECTIFIER IN IT AND CONNECTING SAID OUTPUT TERMINAL TO SAID SECOND BUS BAR; SAID FIRST AND SECOND DISTORTING CIRCUITS HAVING THEIR RECTIFIERS CONNECTED TO RECTIFY THE SIGNAL IN OPPOSITE SENSES; A PHASE INVERTER CONNECTED TO RECEIVE SIGNAL FROM SAID FIRST BUS BAR; MEANS FOR COMBINING THE OUTPUT SIGNAL FROM SAID PHASE INVERTER WITH THE SIGNAL FROM SAID SECOND BUS BAR; AND OPERATIVE CONNECTIONS FROM SAID COMBINING MEANS FOR DELIVERING THE SIGNALS EMANATING FROM SAID COMBINING MEANS TO SAID TRANSDUCER MEANS.