Process of preparing and delivering plurality of audible messages and apparatuses therefor

Claim 2

An input conductor connected to the output of said tape head on said motorboard a plate of one polarity of a capacitator directly connected to said input, the plate of opposite polarity of said capacitator being connected to the negative terminal of a first diode and the positive terminal of a second diode, the negative terminal of which second diode is grounded;

Claim 3

A message and background music sound producing apparatus comprising, in operative combination, a tape recorder deck, an audience sensing means, electric power voltage source, motor control circuit, a listening circuit, a background music source, a switching circuit, an amplifier and a loudspeaker in operative combination; a. said tape recorder deck comprising a motorboard supporting an electromagnetic tape head, a tape reel support and an electric motor, said motor having an input terminal and an output terminal and said motor operatively connected to said tape reel support in driving relation therewith; said motor control circuit connecting said motor to electric power means therefor, an electrical output means on said electromagnetic tape head operatively connected to a first signal input means of said switching circuit and, in parallel therewith, to an input of said listening circuit, said first signal input means of said switching circuit operatively connected to an output terminal of said switching circuit through a transistor switching unit when the switching circuit is in tape broadcast mode and disconnected from said output terminal when the switching circuit is in background music broadcast mode; a trigger signal input terminal in said switching circuit operatively connected to said transistor switching unit in said switching circuit whereby to change the mode of said switching circuit from broadcast music mode to tape broadcast mode; b. said background music source having an electrical output signal terminal operatively connected in series with a second signal input of said switching circuit and through said transistorized switching unit in said switching circuit to the signal output of said switching circuit when said switching circuit is in its background music mode; said switching circuit output operatively connected to the signal input of said amplifier, said amplifier having a signal output means operatively connected to the signal input of said loudspeaker; c. audience sensing means operatively connEcted to switch means completing circuit connection to ground from said motor on said tape deck to said voltage source; d. said listening circuit comprising

Claim 4

A message and background music sound producing apparatus comprising, in operative combination, a tape recorder deck, an audience sensing means, electric power voltage source, motor control circuit, a listening circuit, a background music source, a switching circuit, an amplifier and a loudspeaker in operative combination; a. said tape recorder deck comprising a motorboard supporting an electromagnetic tape head, a tape reel support and an electric motor, said motor having an input terminal and an output terminal and said motor operatively connected to said tape reel support in driving relation therewith; said motor control circuit connecting said motor to electric power means therefor, an electrical output means on said electromagnetic tape head operatively connected to a first signal input means of said switching circuit and, in parallel therewith, to an input of said listening circuit, said first signal input means of said switching circuit operatively connected to an output terminal of said switching circuit through a transistor switching unit when the switching circuit is in tape broadcast mode and disconnected from said output terminal when the switching circuit is in background music broadcast mode; a trigger signal input terminal in said switching circuit operatively connected to said transistor switching unit in said switching circuit whereby to change the mode of said switching circuit from broadcast music mode to tape broadcast mode; b. said background music source having an electrical output signal terminal operatively connected in series with a second signal input of said switching circuit and through said transistorized switching unit in said switching circuit to the signal output of said switching circuit when said switching circuit is in its background music mode; said switching circuit output operatively connected to the signal input of said amplifier, said amplifier having a signal output means operatively connected to the signal input of said loudspeaker; c. audience sensing means operatively connEcted to switch means completing circuit connection to ground from said motor on said tape deck to said voltage source; d. said listening circuit comprising

Claim 5

A first NPN transistor to the base of which are attached the positive terminal of the first diode and one end of a first bleeding resistor, the other end of which first bleeding resistor is attached to a positive voltage and the emitter of which first transistor is grounded;

Claim 6

A first NPN transistor to the base of which are attached the positive terminal of the first diode and one end of a first bleeding resistor, the other end of which first bleeding resistor is attached to a positive voltage and the emitter of which first transistor is grounded;

Claim 7

Apparatus as in claim 1 wherein the collector of the first transistor is connected to a low voltage end of a first transistor load resistor, another higher voltage portion of which load resistor is below said positive voltage and is connected to a. the base of a fourth transistor through the collector and emitter of which a circuit is completed for said motor on said motorboard, and to b. the base of said second transistor and through a resistor, and c. a low voltage end of a second load resistor for said first transistor and a high voltage end of which second load resistor is connected to said positive voltage; d. the collector of a fifth transistor, the base of which is connected to the collector of said third transistor and the emitter of which fifth transistor is connected to ground whereby to cut off conduction through said fourth transistor on cessation of audio signal to said input to said listening circuit; e. the base of said fifth transistor being connected to a conduction inhibiting signal source conductor from said motor circuit.

Claim 8

A first NPN transistor to the base of which are attached the positive terminal of the first diode and one end of a first bleeding resistor, the other end of which first bleeding resistor is attached to a positive voltage and the emitter of which first transistor is grounded;

Claim 9

A first NPN transistor to the base of which are attached the positive terminal of the first diode and one end of a first bleeding resistor, the other end of which first bleeding resistor is attached to a positive voltage and the emitter of which first transistor is grounded;

Claim 10

A second NPN transistor, the emitter of which is grounded and the collector of which connects to said positive voltage through a second load resistor and which collector is also attached to one plate of one polarity of a second capacitator, another plate of opposite polarity of which capacitator is connected to the base of said first transistor, and 4. the collector of said first transistor is connected to i. base of a third NPN transistor the emitter of which is grounded and the collector of which is connected through a load resistor to said positive voltage and said collector of said third transistor is connected to a trigger signal line which is operatively connected to the trigger signal input terminal of said first switching circuit whereby to cut off the background music signal between said first input of the switching circuit and the output thereof on cessation of audio signal to the input of said listening circuit and a time lapse controlled by said second capacitator and said bleeding resistor, and also ii. the collector of the first transistor also is connected to the base of said second transistor, and iii. the collector of the first transistor is connected to said positive voltage through a first transistor load resistor and the emitter of said first transistor is grounded.

Claim 11

A second NPN transistor, the emitter of which is grounded and the collector of which connects to said positive voltage through a second load resistor and which collector is also attached to one plate of one polarity of a second capacitator, another plate of opposite polarity of which capacitator is connected to the base of said first transistor, and 4. the collector of said first transistor is connected to i. base of a third NPN transistor the emitter of which is grounded and the collector of which is connected through a load resistor to said positive voltage and said collector of said third transistor is connected to a trigger signal line which is operatively connected to the trigger signal input terminal of said first switching circuit whereby to cut off the background music signal between said first input of the switching circuit and the output thereof on cessation of audio signal to the input of said listening circuit and a time lapse controlled by said second capacitator and said bleeding resistor, and also ii. the collector of the first transistor also is connected to the base of said second transistor, and iii. the collector of the first transistor is connected to said positive voltage through a first transistor load resistor and the emitter of said first transistor is grounded.

Claim 12

Apparatus as in claim 2 including a. a servo control resistor means sensitive to increased current through the motor circuit as at the end of tape condition thereof; b. a servo motor operatively connected to said tape reel support; c. a servo triggering means operatively connected to a electrical power source therefor and having an output operatively connected to said servo motor and an input operatively connected to said servo control resistor; d. a reversing mechanism operatively connected to said servo motor and said tape reels; e. said means sensitive to increased current through the motor circuit operatively connected to the said input of said servo motor triggering means the output of which is operatively connected to said servo motor whereby to automatically reverse the direction of said reels at end of tape.

Claim 13

A second NPN transistor, the emitter of which is grounded and the collector of which connects to said positive voltage through a second load resistor and which collector is also attached to one plate of one polarity of a second capacitator, another plate of opposite polarity of which capacitator is connected to the base of said first transistor, and

Claim 14

A second NPN transistor, the emitter of which is grounded and the collector of which connects to said positive voltage through a second load resistor and which collector is also attached to one plate of one polarity of a second capacitator, another plate of opposite polarity of which capacitator is connected to the base of said first transistor, and

Claim 15

the collector of said first transistor is connected to i. base of a third NPN transistor the emitter of which is grounded and the collector of which is connected through a load resistor to said positive voltage and said collector of said third transistor is connected to a trigger signal line which is operatively connected to the trigger signal input terminal of said first switching circuit whereby to cut off the background music signal between said first input of the switching circuit and the output thereof on cessation of audio signal to the input of said listening circuit and a time lapse controlled by said second capacitator and said bleeding resistor, and also ii. the collector of the first transistor also is connected to the base of said second transistor, and iii. the collector of the first transistor is connected to said positive voltage through a first transistor load resistor and the emitter of said first transistor is grounded.

Claim 16

the collector of said first transistor is connected to i. base of a third NPN transistor the emitter of which is grounded and the collector of which is connected through a load resistor to said positive voltage and said collector of said third transistor is connected to a trigger signal line which is operatively connected to the trigger signal input terminal of said first switching circuit whereby to cut off the background music signal between said first input of the switching circuit and the output thereof on cessation of audio signal to the input of said listening circuit and a time lapse controlled by said second capacitator and said bleeding resistor, and also ii. the collector of the first transistor also is connected to the base of said second transistor, and iii. the collector of the first transistor is connected to said positive voltage through a first transistor load resistor and the emitter of said first transistor is grounded.

Claim 17

Process of playing a series of audio sales messages alternatively with background audio messages comprising steps of a. Repetitively and automatically sensing at a fixed location the presence of an movable audience in the vicinity of a loudspeaker at said location and automatically responsive to each such sensing, immediately b. i. initiating passage of a first magnetic tape past a playback head in one, play, direction, ii. developing and picking up electrical audio signals from sequential portions of said first magnetic tape and passing said signals to an audio amplifier and to said loudspeaker and to a signal sensing assembly, iii. moving the first tape past the said playback head continuously responsive to the presence of said oscillatory electrical audio signal on said tape for varying lengths of time and for a predetermined time thereafter in each play period, iv. at the termination of each such period, terminating the passage of said tape past said head and passing a signal of such terminating to a counter and automatically initiating play of a second audio input through said loudspeaker and wherein a second audio signal from said second audio input is passed to the audio amplifier and loudspeaker during intervals between the termination of one period of picking up signals from said first tape and beginning of another period of picking up audio signals from another portion of said first tape.

Claim 18

Process of playing a series of audio sales messages alternatively with background audio messages comprising steps of a. Repetitively and automatically sensing at a fixed location the presence of an movable audience in the vicinity of a loudspeaker at said location and automatically responsive to each such sensing, immediately b. i. initiating passage of a first magnetic tape past a playback head in one, play, direction, ii. developing and picking up electrical audio signals from sequential portions of said first magnetic tape and passing said signals to an audio amplifier and to said loudspeaker and to a signal sensing assembly, iii. moving the first tape past the said playback head continuously responsive to the presence of said oscillatory electrical audio signal on said tape for varying lengths of time and for a predetermined time thereafter in each play period, iv. at the termination of each such period, terminating the passage of said tape past said head and passing a signal of such terminating to a counter and automatically initiating play of a second audio input through said loudspeaker and wherein a second audio signal from said second audio input is passed to the audio amplifier and loudspeaker during intervals between the termination of one period of picking up signals from said first tape and beginning of another period of picking up audio signals from another portion of said first tape.

Claim 19

Process as in claim 4 wherein a. said period of play of said second audio input is automatically and immediately interrupted by another sensing of an audience in the vicinity of said loudspeaker at said location, and b. automatically responsive to such another sensing, immediately b. i. initiating passage of said first magnetic tape past said playback head in said, play, direction, ii. developing and picking up electrical audio signals from sequential portions of said first magnetic tape and passing said signals to said audio amplifier and to said loudspeaker and to a signal sensing assembly, iii. moving the first tape past the said playback head continuously responsive to the presence of said osciallatory electrical audio signal on said tape for varying lengths of time and for a predetermined time thereafter in each play period, iv. at the termination of each such period, terminating the passage of said tape past said head and passing a signal of such terminating to a counter and automatically initiating play of a second audio input through said loudspeaker and wherein said second audio signal from said second audio input is passed to the audio amplifier and loudspeaker during intervals between the termination of one period of picking up signals from said first tape and beginning of another period of picking up signals from another portion of said first tape.