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Summary of Contents for Tektronix TSG 90 PATHFINDER
- Page 1 ® Advanced Test Equipment Rentals www.atecorp.com 800-404-ATEC (2832) User Manual TSG 90 PATHFINDER NTSC Signal Generator 070-8964-00 Please check for change information at the rear of this manual. First Printing November 1993 Revised March 1994...
- Page 2 Copyright Tektronix, Inc., 1992, 1993. All rights reserved. Printed in U.S.A. Tektronix products are covered by U.S. and for- eign patents, issued and pending. Information in this publication supersedes that in all previously published material. Specifications and price change privileges re- served.
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Page 3: Warranty
Tektronix, with shipping charges prepaid. Tek- tronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located. Customer shall be responsible for paying all shipping charges, duties, taxes, and any other charges for products returned to any other locations. - Page 4 TSG 90 PATHFINDER User Manual...
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Page 5: Table Of Contents
......Figure 7: 5-Step Staircase (Gray Scale) ....Rev Mar 1994 TSG 90 PATHFINDER User Manual... - Page 6 ......Table 9: Remaining Test Signals ....Rev Mar 1994 TSG 90 PATHFINDER User Manual...
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Page 7: Getting Started
LINES 30 IRE Flat Field SMPTE Color Bars 164 – 198 SMPTE IYQB 199 – 209 30 IRE Flat Field Figure 17: SNG Bars (Option 1J only) Rev Mar 1994 TSG 90 PATHFINDER User Manual TSG 90 PATHFINDER User Manual... -
Page 8: Operating Basics
Operating Basics The TEKTRONIX TSG 90 PATHFINDER TV Signal Generator is designed for ease of operation and outstanding portability. It pro- vides a complement of 16 NTSC test signals, including the Safe Area signal. It also provides 13 selectable audio frequencies from 50 Hz to 20 kHz, a 50 Hz to 20 kHz audio sweep, and an audio click channel ID. -
Page 9: Controls
Lock Out button. Shift/Shift Lock. The Shift/Shift Lock button is used to access the upper (shifted) nomenclature associated with each of the buttons, including itself. When Shift is pressed, a reverse video S is dis- TSG 90 PATHFINDER User Manual... -
Page 10: Lock Out
LCD display. Holding the Lock Out button down while switching the instrument on will invoke the diagnostic menu. See Appendix C (page 27) for more information. TSG 90 PATHFINDER User Manual... -
Page 11: Bars And Other Signals
A=SMPTE Bars Red Field B=75% Bars Field Square Wave SNG Bars 50 IRE Flat Field D=Multiburst L=Black Burst E=NTC7 Composite M=SIN X/X F=NTC7 Combination N=Convergence O=Matrix FCC Composite H=5 Step P=Safe Area Rev Mar 1994 TSG 90 PATHFINDER User Manual... -
Page 12: Id On/Off And Id Menu
ENTER key will stop the sweep and the PATH- FINDER will continue to output the frequency it was producing when the ENTER key was pressed. The display will change from SWEEP 50–20K to SWEEP PAUSED. This is useful for checking Rev Mar 1994 TSG 90 PATHFINDER User Manual... -
Page 13: Recall And Store
Store is used to store the current ID text with an assigned ID num- ber, or it will store the current text and instrument settings as a user preset. Rev Mar 1994 TSG 90 PATHFINDER User Manual... -
Page 14: Appendix A: Characteristics
See the TSG 90 Service Manual, Tektronix p/n 070-8706-00, for more complete descrip- tions of the test signals. NOTE. The information in this section is included for the conve- nience of the TSG 90 operator. -
Page 15: Table 2: Power Requirements/Battery Life
0.5% Line and Field Tilt v 0.5% 2T Pulse K Factor 0 mV " 50 mV Blanking Level 285.7 mV (40 IRE) " 2% Burst Amplitude 285.7 mV (40 IRE) " 2% Sync Amplitude TSG 90 PATHFINDER User Manual... -
Page 16: Figure 1: Multiburst
428.6 mV (60 IRE), peak-to-peak Pedestal 285.7 mV (40 IRE) Burst Frequencies 0.5, 1.0, 2.0, 3.0, 3.58, and 4.2 MHz Packet Rise Times 0.5 MHz, 140 ns typical; All others; 400 ns typical Figure 1: Multiburst TSG 90 PATHFINDER User Manual... -
Page 17: Figure 2: Ntc7 Composite
250 ns Modulated 12.5T Pulse Amplitude 714.3 mV (100 IRE) 1.563 ms 60.8° "1° Modulated Phase Modulated 5-Step Luminance Amplitude 642.9 mV (90 IRE) Chroma Amplitude 285.7 mV (40 IRE) peak-to-peak Figure 2: NTC7 Composite TSG 90 PATHFINDER User Manual... -
Page 18: Figure 3: Ntc7 Combination
Burst Frequencies 0.5, 1.0, 2.0, 3.0, 3.58, and 4.2 MHz Modulated Pedestal Pedestal Amplitude 357.2 mV (50 IRE) Chroma Amplitudes 142.8, 285.7, 571.4 mV (20, 40, 80 IRE) Rise Time 400 ns Figure 3: NTC7 Combination TSG 90 PATHFINDER User Manual... -
Page 19: Figure 4: Fcc Composite
250 ns Modulated Sin Pulse Amplitude 714.3 mV (100 IRE) 1.563 ms 60.8° "1° Modulated Phase Modulated 5-Step Luminance Amplitude 571.4 mV (80 IRE) Chroma Amplitude 285.7 mV (40 IRE) peak-to-peak Figure 4: FCC Composite TSG 90 PATHFINDER User Manual... -
Page 20: Table 9: Remaining Test Signals
Lines 164 – 198 Color Bars of 0 Setup SMPTE Color Bars Lines 199 – 209 IYQB of 0 Setup SMPTE Color Bars Lines 210 – 262 30 IRE Flat Field *SN B021565 and above Rev Mar 1994 TSG 90 PATHFINDER User Manual... -
Page 21: Figure 5: Smpte Color Bar Signal Components
Appendix A: Characteristics Figure 5: SMPTE Color Bar Signal Components TSG 90 PATHFINDER User Manual... -
Page 22: Figure 6: 75% Bars
Appendix A: Characteristics Figure 6: 75% Bars Figure 7: 5-Step Staircase (Gray Scale) Figure 8: Red Field TSG 90 PATHFINDER User Manual... -
Page 23: Figure 9: Field Square Wave
Appendix A: Characteristics Figure 9: Field Square Wave Figure 10: 50 IRE Flat Field Figure 11: 0 IRE, No Burst TSG 90 PATHFINDER User Manual... -
Page 24: Figure 12: Black Burst
Appendix A: Characteristics Figure 12: Black Burst Figure 13: SINX/X TSG 90 PATHFINDER User Manual... -
Page 25: Figure 14: Convergence Signal Components
Appendix A: Characteristics Figure 14: Convergence Signal Components Figure 15: Matrix TSG 90 PATHFINDER User Manual... -
Page 26: Figure 16: Safe Area Signal Components
Appendix A: Characteristics Figure 16: Safe Area Signal Components TSG 90 PATHFINDER User Manual... - Page 27 Appendix A: Characteristics Figure 16 (cont.): Safe Area Signal Components TSG 90 PATHFINDER User Manual...
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Page 28: Figure 17: Sng Bars (Option 1J Only)
Appendix A: Characteristics LINES 30 IRE Flat Field SMPTE Color Bars 164 – 198 SMPTE IYQB 199 – 209 30 IRE Flat Field Figure 17: SNG Bars (Option 1J only) Rev Mar 1994 TSG 90 PATHFINDER User Manual... - Page 29 Appendix A: Characteristics TSG 90 PATHFINDER User Manual...
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Page 30: Appendix B: Replaceable Parts
Appendix B: Replaceable Parts The following Replaceable parts for the TSG 90 PATHFINDER are available through your local Tektronix, Inc. field office or represen- tative. It is important when ordering parts to include the following in- formation in your order: Part number; instrument type and number;... - Page 31 Appendix B: Replaceable Parts TSG 90 PATHFINDER User Manual...
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Page 32: Appendix C: User Service
WARNING. Install or replace batteries only with the instrument switched OFF, and the AC adapter disconnected. Replace the batteries only with standard AA batteries (1.2–1.5 V, nominal), or with a Tektronix rechargeable battery pack (p/n 119-4488-00). Setting the Battery Type and the Auto Power Down functions in the diagnostic menu also has an impact on battery life. -
Page 33: Preventive Maintenance
Tone LVL0; used in setting the 0 dBu tone level. See the Service manual (Tektronix p/n 070-8706-00) for the audio amplitude adjustment procedure. Tone LVL4; used in setting the 4 dBu tone level. See the Service manual for the audio amplitude adjustment procedure.
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