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Solar Electronics 7054-1 Instruction Manual

Spike generator
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INTRUCTION MANUAL
FOR
MODEL 7054-1
SPIKE GENERATOR
March 10, 1971
Revised: June 11, 1976
Revised: March 9, 2007
Revised: June 30, 2009
Solar Electronics Company
.
A Division of A. T. Parker, Inc
10866 Chandler Boulevard
North Hollywood, California 91601
Telephone: (818) 755-1700 Fax: (818) 755-0078

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Summary of Contents for Solar Electronics 7054-1

  • Page 1 INTRUCTION MANUAL MODEL 7054-1 SPIKE GENERATOR March 10, 1971 Revised: June 11, 1976 Revised: March 9, 2007 Revised: June 30, 2009 Solar Electronics Company A Division of A. T. Parker, Inc 10866 Chandler Boulevard North Hollywood, California 91601 Telephone: (818) 755-1700 Fax: (818) 755-0078...

  • Page 2: Table Of Contents

    5.7 Check and Adjustment of Range of Pulse......... 5.8 Check and Adjustment of Range of Pulse......... 5.9 Check of Single Pulse Function............5.10 Compare Waveforms on 2K Ω 50 W Resistors........ 6.0 Parts List…………………………........…………………….. Solar Electronics Company 2 of 22...
  • Page 3 Figure 3 – Parallel Injection on DC Line…………………………………………………….. Figure 4 – Series Injection on AC Line………………………………………………………. Figure 5 – Series Injection on DC Line, Measuring 7054-1 Spike Only………………... Figure 6 – Setup for Pulse Position Test on 400 Hz Line…………………………………...

  • Page 4: Application

    1.0 Application The model 7054-1 Spike Generator was specifically designed for screen room use in making conducted transient susceptibility tests as required by MIL-STD-826A, MIL-STD- 461A/462 and other RFI/EMI specifications. 2.0 Description The model 7054-1 Spike Generator provides a transient pulse (spike) with amplitude adjustable up to 600 V peak.

  • Page 5: Figure 2 - Pulse Shape With 0.5 Ω Load On Either Series Or Parallel Output

    The PARALLEL output terminals provide for injection of the spike in parallel with the load. The SERIES output terminals provide connections for series injection. The output terminals are isolated from the chassis and the AC line. Solar Electronics Company 5 of 22...

  • Page 6: Specifications

    Handles 25 A RMS at power frequencies or DC Power Requirement 115 V 60-400 Hz, 1.6 A** Size 19” rack panel, 7” high x 12-3/4” deep, less projections Weight US: 36 lb.; Metric: 16.3 kg. Solar Electronics Company 6 of 22...

  • Page 7: Operation

    50 A of test sample current. Solar Solar 7054-1 7032-1 Oscilloscope Isolation A.C. Parallel Series Transformer Solar 6220-1A Test Sample D.C. Line Parallel Solar Output 6512-106R 10 µF FIGURE 3 - PARALLEL INJECTION ON D.C. LINE Solar Electronics Company 7 of 22...

  • Page 8: Interconnections For Series Injection

    Solar Solar 7054-1 7032-1 Oscilloscope Isolation A.C. Parallel Series Transformer Test Sample D.C. Line Solar 6512-106R 10 µF FIGURE 5 - SERIES INJECTION ON D.C. LINE OSCILLOSCOPE MEASURING 7054-1 SPIKE ONLY Solar Electronics Company 8 of 22...

  • Page 9: Function Switch

    115 V 7054-1 Solar Oscilloscope 400 Hz 7032-1 Line Parallel Series 60 Hz LINE Test Sample Line Series Solar Output 6512-106R 10 µF FIGURE 6 - SETUP FOR PULSE POSITION TEST ON 400 Hz LINE Solar Electronics Company 9 of 22...

  • Page 10: Repetition Rate

    This characteristic enables the operator to estimate the load impedance when it is approaching the internal impedance of the generator. Solar Electronics Company 10 of 22...

  • Page 11: Pulse Shape

    Spike Generator throughout the test. 5.3 Voltage Check DC voltage across the 500 µF capacitor C6, should be 4 V ±10% for older 7054-1's or 7 V ±10% for more recent 7054-1's. Voltage across the 500 µF capacitor C12 should be 18 V DC ±10%.

  • Page 12: Figure 7- Printed Circuit Board Reference Designators

    FIGURE 7- PRINTED CIRCUIT BOARD REFERENCE DESIGNATORS The DC voltage out of rectifier CR1 should be at least 350 V for rightmost rotation of the knob. See Figure 8 for CR1 measurement point. FIGURE 8- ADJUSTMENT SLIDERS AND MEASUREMENT POINT Solar Electronics Company 12 of 22...

  • Page 13: Trigger Waveform

    FIGURE 9 – Waveform at output of Q5, Amplitude at zero With the AMPLITUDE knob adjusted for maximum output, the waveform of Figure 9 will be modified due to kickback from the SCR firing and will resemble that of Figure 10. Solar Electronics Company 13 of 22...

  • Page 14: Figure 10 - Waveform At Output Of Q5, Amplitude At Maximum

    Microseconds Vertical: 2 V/div Horizontal: 20 µs/div FIGURE 10 – Waveform at output of Q5, Amplitude at maximum Solar Electronics Company 14 of 22...

  • Page 15: Check And Adjustment Of Maximum Amplitude

    If necessary, adjust 5K potentiometer, R22, in Figure 7, until a pulse appears at each major division on the oscilloscope, with a total of 10 pulses. With the oscilloscope sweep adjusted for 0.1 sec/div, this display corresponds to a frequency of 10 pps. Solar Electronics Company 15 of 22...

  • Page 16: Check And Adjustment Of Range Of Pulse

    Rotate PULSE POSITION control clockwise and counterclockwise so pulse travels across the display. The pulse should travel 6¼ divisions. If necessary, adjust R24, in Figure Sissy, until the pulse travels 6¼ divisions. Solar Electronics Company 16 of 22...

  • Page 17: Check And Adjustment Of Range Of Pulse

    See Figure 11. Prepare the oscilloscope to measure around 300 volts. Connect a scope probe ground lead to the 7054-1 chassis. Turn the 7054-1 on. Set the AMPLITUDE knob to maximum. Set the FUNCTION knob to FREQUENCY P.P.S.. Set the repetition rate knob to 10 pps.

  • Page 18: Parts List

    Capacitor, .22 µF 400 V, GMV, Mylar Foil, 250B Capacitor, .33 µF 100 V GMV, Metalized Mylar, 210B Capacitor, .33 µF 100 V GMV, Metalized Mylar, 210B Capacitor, 2 µF 600 V, Cornell-Dubilier DYR-6200 Capacitor, 2 µF 600 V, Cornell-Dubilier DYR-6200 Solar Electronics Company 18 of 22...
  • Page 19 Fuse, 115 V: 2 A Line Filter, Solar Integrated Circuit, Motorola MC-890P Integrated Circuit, Motorola MC-890P Integrated Circuit, Motorola MC-890P Integrated Circuit, Motorola MC-890P Integrated Circuit, Motorola MC-892P Jack, 2 wire AC Jack, Banana Type Jack, Banana Type Solar Electronics Company 19 of 22...
  • Page 20 Resistor, 1.2 K Ω 1/2 W 10% Resistor, Variable 50 K Pot Resistor, Variable 50 K Pot Resistor, Variable 5 K Trimpot, Bourns 3067P Resistor, Variable 5 K Trimpot, Bourns 3067P Resistor, Variable 20 K Trimpot, Bourns 3067P Solar Electronics Company 20 of 22...
  • Page 21 Resistor, 2 Ω 3 W WW, Ohmite Resistor, 1 Ω 25 W WW, Ohmite Resistor, 2K Ω 50 W WW, Ohmite Resistor, 2K Ω 50 W WW, Ohmite Resistor, 51 Ω 1/2 W 5% Solar Electronics Company 21 of 22...
  • Page 22 Silicon Controlled Rectifier, Motorola MCR-3935-8 SCR9 Silicon Controlled Rectifier, Motorola MCR-3935-8 Variable Transformer, 115 V: Ohmite VTO2; 230 V: Superior 12 Power Transformer, Calemco 6301 Power Transformer, Calemco 6302 Power Transformer, Solar 705407 Zener Diode, Motorola IN3027B Solar Electronics Company 22 of 22...

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