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ATP-100 Instruction Manual 

Tuning Pulser 

Parts List 

Designator

 

Description

 

P/N

 

R3, R4 

Resistor, 1K OHM 

100-3100 

R5 

Resistor, 10K OHM 

100-4100 

R1 

Resistor, 47K OHM 

100-4470 

R6, R7 

Resistor, Trimpot, 500K OHM 

133-5500 

C1, C3 

Capacitor, .01uF 

200-0416 

C2, C4 

Capacitor, .1uF 

200-0754 

D1, D2, D3 

Diode, 1N4148 

300-0140 

D4 Diode, 

1N4007 

300-0266 

Q1 FET, 

2N7000 

305-7000 

U1 

IC, Timer, NE555CN 

311-1003 

SW1 

Switch, Locking, 2P2P 

504-4022 

SW2 

Switch, Momentary., 2P2P 

504-4022M 

J1 

Jack, RCA Phono 

600-1325 

Summary of Contents for ATP-100

Page 1: ...cuit The Ameritron ATP 100 Tuning Pulser can also be used as a valuable troubleshooting and diagnostic aid The Ameritron ATP 100 Tuning Pulser can be used in performance tests of QSK systems wattmeter...

Page 2: ...ech processing increases the average power pushing the short term average power of normal speech to 30 or more During normal voice operation most equipment heat is generated by the quiescent current r...

Page 3: ...longer clockwise on time DUTY CYCLE settings If the pulse rate is too slow and or the duty cycle too slow peak power will not be reached All exciters have a delayed response to the leading edge of the...

Page 4: ...ck hazard and potential of accidentally keying the rig if the cabinet of the Ameritron ATP 100 Tuning Pulser or the operator comes in contact with grounded equipment WARNING Never use the ATP 100 with...

Page 5: ...ol to the rated drive power of the amplifier Place the amplifier into operate mode and depress the pulse tune button on the Ameritron ATP 100 Tuning Pulser Tune the amplifier for peak output power Not...

Page 6: ...ATP 100 Instruction Manual Tuning Pulser 6 Schematic...

Page 7: ...100 R1 Resistor 47K OHM 100 4470 R6 R7 Resistor Trimpot 500K OHM 133 5500 C1 C3 Capacitor 01uF 200 0416 C2 C4 Capacitor 1uF 200 0754 D1 D2 D3 Diode 1N4148 300 0140 D4 Diode 1N4007 300 0266 Q1 FET 2N70...

Page 8: ...measuring the single tone power with a barefoot exciter running off of a regulated supply and adjusting an oscilloscope to read near full screen with that carrier By activating the ATP 100 with the PU...

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