PASCO Specialty & Mfg. ME-6810 User's Manual
Contents
1. Photogate Head from Projectile Launcher Photogate Head the support rod of the A Photogate Timer 2 Put the Photogate TE ee onto the Projectile Timer Launcher IMountihe Photogate Mounting Bracket Photogate Head at the Figure 2 Attaching the Photogate front of the Launcher Mounting Bracket 3 Connect the Time of Flight accessory stereo phone plug into the C side of the Photogate Timer Connect stereo phone Set the Photogate i v plug here Timer to PULSE mode l to measure the time of Figure 3 Photogate Timer side view flight of the projectile from the launcher to the pad b Setup for an Initial Speed and Time of Flight Study with Timer Equipment requirements See page 4 of this manual 1 Remove the Photogate Head from the support rod of the Photogate Timer Put the Photogate Mounting Bracket onto the Projectile Launcher Mount the Photogate Head at the closest position on the front of the Projectile Launcher Mount the second photogate at the farthest position on the mounting bracket Measure the distance between the photogates You will use this distance and the measured time between the photogates to calculate the initial speed of the projectile ball PAS C Ci Model No ME 6810 Time of Flight Accessory 4 Connect the stereo plug of the first photogate into the Timer Set the Photogate Timer to PULSE mode to measure the time of the projectile from the first photogate2. the projectile accelerates downward as gravity pulls on it But in the horizontal direction there is no acceleration and the component of the velocity in the horizontal direction 1s constant neglecting friction The horizontal velocity can be found by measuring the horizontal distance and the time of flight 1 e V Setup 14 1 Clamp the Projectile Launcher to one end of a sturdy table with the launcher aimed along the length of the table 2 Adjust the angle of the Projectile Launcher to any desired angle at least 2 m Figure 3 1 Experiment Setup 3 Attach the Photogate Mounting Bracket to the launcher and attach the Photogate to the PAS C Ci Model No ME 6810 Time of Flight Accessory bracket Plug the Photogate into Channel on the computer interface 4 Connect the Time of Flight Accessory to the computer interface Use the extender cable if necessary 5 Run the timing program and set it to measure the time between blocking of two Photogates one Photogate and the timer plate of the Time of Flight Accessory 6 Set up the vertical target board about 0 5 m in front of the Projectile Launcher Use the Plumb Bob to aid with the measurement of the exact distance between the muzzle of the launcher and the timer plate Record the distance in Table 3 1 Procedure 1 Load and cock the launcher to the long range position 2 Fire a test shot to see where the ball hits the vertical targe
3. No ME 6810 4 Connect the Time of Flight Accessory to the computer interface using the extender cable 5 Run the timing program and set it to measure the time between the three successive signals two Photogates and the timer plate of the Time of Flight Accessory Procedure 1 Put the plastic ball into the Projectile Launcher and cock it 2 Test fire the ball to determine where to place the timer plate on the floor Put the timer plate on the floor where the ball hit 3 Tape a piece of white paper and a piece of carbon paper to the plate to record where the ball lands 4 Shoot the ball and record the times between Photogates in Table 2al 5 Shoot the ball 9 more times to determine the average horizontal distance traveled 6 Use the Plumb Bob to find the place on the floor directly below the muzzle of the launcher Measure the horizontal distance along the floor to the leading edge of the paper on the plate Record this distance in Table 2 1 7 Remove the carbon paper and measure from the leading edge of the paper to each of the dots on the paper Record in Table 2 1 Analysis 1 2 3 12 Find the average of the ten distances and record in Table 2 1 Add the distance to the leading edge of the paper to the average and record in Table 2 2 Calculate the time of flight by adding the time between photogates 1 and 2 and the time between photogate 2 and the timer plate Record in Table 2 2 Calculate t
4. as the others Table 1 1 Results LN Wim 0 um PAS C Ci Model No ME 6810 Time of Flight Accessory Experiment 2 Predicting the Horizontal Distance Traveled from a Launched Projectile Computer interface CI 6450 or Cl Time of Flight Accessory ME 6810 7599 or PS 2123 with PS 2100 DataStudio software Cl 6870 Cable PI 8117 Projectile Launcher and ball ME Photogate Mounting Bracket ME 6800 or ME 6801 6821 Photogate Heads ME 9498 Measuring tape or stick Plum bob SE 8728 White and carbon paper If a computer interface is not available use a Photogate Timer ME 8930 Purpose The purpose of this experiment is to use the time of flight and the initial velocity to predict the horizontal distance traveled by a ball shot off a table at an angle Theory A ball is launched off a table from a height h at an angle 0 above the horizontal The horizontal distance x traveled by the ball is given by X vgcos0t where Vo is the initial velocity of the ball and is the time of flight Setup 1 Clamp the Projectile Launcher to one end of a sturdy table with the launcher aimed away from the table 2 Adjust the angle of the Projectile Launcher to any desired angle Record the angle in Figure 2 1 Experiment Setup Table 2 1 3 Attach the Photogate Mounting Bracket to the Launcher and connect the Photogates to the computer interface PASCOR n Time of Flight Accessory Model
5. the Time of Flight Accessory with a PASPORT Interface Instructions for an Initial Velocity and or Time of Flight Study 18 1 Connect the photogate and time of flight accessory stereo plugs to the Photogate Ports Note You will need 1 2 photogates and 1 2 PASPORT Photogate Ports PS 2123 See the PASPORT interface setup instructions on page 7 of this manual Connect the each Photogate Port to a USB link or hub When the Choose Timer window appears select Time in Flight and click OK Measure the photogate spacing meters At the Change Variable Values prompt accept or change the default photogate spacing and click OK Initial Velocity and time of flight parameters automatically appear in a Table display You are ready to begin collecting data Model No ME 6810 Note To change mea surement parameters click on the Setup button to open the PASPORT Setup window Scroll to the Time of Flight options and check to add options or uncheck to remove them For more informa tion see the DataStudio online help PAS C Ci Model No ME 6810 Time of Flight Accessory Appendix B DataStudio Software Instructions for Using the Time of Flight Accessory with a ScienceWorkshop Interface Instructions for an Initial Velocity and or Time of Flight Study 1 For a time of flight study Connect the stereo phone plug of the photogate to digital channel 1 on the Science Workshop interface and the Time of
6. to the second photogate 5 Connect the stereo plug of the Time of Flight Accessory into a second timer or a Smart Timer ME 8930 Note If you do not wish to measure time of flight skip this step Set up the Time of Flight Accessory with a Computer Interface You can setup the Time of Flight Accessory for use with a computer interface and either DataStudio or ScienceWorkshop software a Set up for a Time of Flight Study with interface Equipment Required 1 Photogate with bracket 1 ScienceWorkshop interface CI 6400 or CI 6450 OR 1 PASPORT Photogate Port PS 2123 with USB Link PS 2100 and USB compatible computer 1 Time of Flight Accessory 1 Projectile Launcher DataStudio software 1 Put the Photogate Mounting Bracket on to Projectile Launcher Photogate the Projectile Launcher 4 and mount the photogate at the front of 4d x the launcher Fa To computer 2 For Science Workshop aerae interfaces Insert the Photogate Mounting Bracket Photogate s stereo Figure 4 Mounting the Photogate on phone plug into Digital the Launcher Channel 1 and the Time of Flight Accessory stereo phone plug into digital channel 2 on the interface OR For PASPORT interfaces Insert the stereo plug of the photogate into Port 1 on the PASPORT Photogate Port and the stereo plug for the Time of Flight Accessory into Port 2 on the PASPORT Photogate Port Connect the Photogate Port to a USB link and USB port on you
7. E Copyright Warranty and Equipment Return Copyright Information The 012 05088D Time of Flight Accessory Manual 1s copyrighted and all rights reserved However permission is granted to non profit educational institutions for reproduction of any part of the Time of Flight Accessory Manual providing the reproductions are used only for their laboratories and are not sold for profit Reproduction under any other circumstances without the written consent of PASCO scientific manual is prohibited Limited Warranty PASCO scientific warrants the product to be free from defects in materials and workmanship for a period of one year from the date of shipment to the customer PASCO will repair or replace at its option any part of the product which is deemed to be defective in material or workmanship The warranty does not cover damage to the product caused by abuse or improper use Determination of whether a product failure is the result of a manufacturing defect or improper use by the customer shall be made solely by PASCO scientific Responsibility for the return of equipment for warranty repair belongs to the customer Equipment must be properly packed to prevent damage and shipped postage or freight prepaid Damage caused by improper packing of the equipment for return shipment will not be covered by the warranty Shipping costs for returning the equipment after repair will be paid by PASCO scientific Equipment Return If the product re
8. Flight Accessory plug into digital channel 2 For an initial speed and time of flight study Connect the stereo phone plug of the photogates to digital channels and 2 on the ScienceWorkshop interface and the Time of Flight Accessory plug into digital channel 3 For more information 2 Open DataStudio and create an experiment about using photogates or timing devices with DataStudio see the DataStudio online help 3 On the main toolbar click the Setup button to open the Experiment Setup window 4 For a time of flight study In the Sensors list of the Experiment Setup window click and drag the Photogate icon to channel on the picture of the interface and the Time of Flight icon to channel 2 For an initial speed and time of flight study In the Sensors list of the Experiment Setup window click and drag each Photogate icon to channels and 2 and the Time of Flight icon to channel 3 on the picture of the interface Un Double click on the Photogate icon s click on the Measurement tab click to check the State box and click OK N Double click on the Time of Flight icon click on the Measurement tab click to check the State box and click OK 7 In the Experiment Setup window click the Timers button to open the Timer Setup dialog You will use this window to define a timing scheme for your experiment 8 Click the New button to start a new timing sequence Under Label type a name for you
9. Instruction Manual Manual No 012 05088D Time of Flight Accessory Model No ME 6810 QU ge N M ge aS i i V ll oy Ul e 8 10101 Foothills Blvd Roseville CA 95747 7100 Phone 916 786 3800 FAX 916 786 8905 www pasco com Time of Flight Accessory Model No ME 6810 Table of Contents Equipment LIST csc oscanceaeces ane sostansucescuse ees EPOD DEFINE DINE LE 3 Equipment Requirements for Suggested Experiments sss 4 Introduction ME E 5 Setup OPTIONS osu EEr cesses TABLA S e DbOe HUN UNE OOC ETAT 5 Set up the Time of Flight Accessory with a Photogate Timer eeeeeeeeeeeeeeeeeeeeeeeeeeenes 6 a Setup for a Time of Flight Study with Timer sss 6 b Setup for an Initial Speed and Time of Flight Study with Timer 6 Set up the Time of Flight Accessory with a Computer Interface sseeee 7 a Setup for a Time of Flight Study with Interface 7 b Setup for an Initial Speed and Time of Flight Study with Interface sssssssss 8 EXDePIImelhl Soc oache i seceies seat eaune stossesetssumeaceanusates 9 14 Experiment 1 The Relationship between Time of Flight and Initial Velocity 9 10 Experiment 2 Predicting the Horizontal Distance Traveled from a Launched Projectile 11 13 Experiment 3 Horizonta
10. a Photogate Timer ME 9206A ME 9215A or ME 8930 instead See table on page 4 Ip 7 1e 3 Time of Flight Accessory Model No ME 6810 Equipment needs may vary depending on the types of experiments you plan to perform Use the following table as a guideline for determining what equipment you need SS Time of Flight Experiments Initial Speed Experiments Equipment Photogate Computer Photogate Computer Required Timer Interface Timer Interface ae a H Accessory Projectile Launcher Projectile Launcher e O O oo mea 0 00 x 0 D pe 1 198 ema 7 1 L Phone jack extender cable One photogate is required for measuring only the initial speed two photogates are required for measuring both initial speed and time of flight in the same experiment The computer interface must be either a PASCO Science Workshop interface CI 6450 or CI 7599 or a PASPORT Photogate Port PS 2123 with USB Link PS 2100 and USB compatible computer Note Most experiments require either a computer interface or a Photogate Timer See Setup Options on pages 6 9 of this manual i PASCOR Model No ME 6810 Time of Flight Accessory Introduction The PASCO ME 6810 Time of Flight Accessory is for use with PASCO Projectile Launchers It consists of a piezo electric speaker circuit mounted on a 20 x 20 centimeter plastic plate The plate has a signal cable with a 6 mm 1 4 stereo phone plug When a ball hits
11. ence Workshop 750 SCSI or 750 USB or a PASPORT Photogate Port with USB link In any case you will want to arrange things so that you can record the times between the two Photogate signals and the time between the second Photogate and the timer plate Notes on Analysis 3 Depending on your interface program the time given for each event may be the total time since the first event rather than the time since the last event 16 PASCCh Model No ME 6810 Time of Flight Accessory 4 The initial velocity should be close to that measured in other experiments See manual experiments and 2 for example 6 The difference should be less than 5 Experiment 3 Horizontal Velocity of a Projectile Notes on Setup 3 5 If necessary consult your interface manual The system should be set up in such a way that the computer measures the time between the Photogate and the timer plate 6 The Vertical Target Board can be any convenient moveable vertical object Notes on Analysis The velocity is not constant It is nearly constant but this equipment is sensitive enough to observe the change in velocity due to air resistance This air resistance will result in your measured velocity being slightly lower at longer distances You may ignore this effect if you wish or you may want the students to further investigate the air resistance PASCOR ud Time of Flight Accessory Appendix A DataStudio Software Instructions for Using
12. he initial velocity using the time between photogates 1 and 2 and the distance between the photogates 10 cm Record in Table 2 2 Calculate the horizontal distance using the time initial velocity and angle and record in Table 2 2 Calculate the percent difference between the measured distance and the calculated distance Record in Table 2 2 PAS C Ci Model No ME 6810 Results Angle Time between photogates Time between second photogate and timer plate Distance to paper Table 2 1 Results Table 2 2 Results Total distance Time of flight Calculated distance Percent difference PAS lee Time of Flight Accessory 13 Time of Flight Accessory Model No ME 6810 Experiment 3 Horizontal Velocity of a Projectile Computer interface CI 6450 or Cl Time of Flight Accessory ME 6810 7599 or PS 2123 with PS 2100 Projectile Launcher and ball ME Phone Jack Extender Cable PI 8117 6800 or ME 6801 DataStudio software Cl 6870C Photogate Mounting Bracket ME 6821 Photogate Head ME 9498 Measuring tape or stick Plum Bob SE 8728 White paper Carbon paper Vertical target board If a computer interface is not available use a Photogate Timer ME 8930 Purpose The purpose is to show that the horizontal velocity of a projectile 1s constant throughout its flight Theory For projectile motion the horizontal and vertical motions are separate In the vertical direction
13. l Velocity of a Projectile sss 14 15 Teacher s Guide 22025 see cesaacswesiednnestasens bhegsaecsacenestasene rues 16 Appendix A DataStudio Software Instructions for Using the Time of Flight Accessory with a PASPORT Interface 18 Appendix B DataStudio Software Instructions for Using the Time of Flight Accessory with a ScienceWorkshop Interface 19 20 Appendix C ScienceWorkshop Software Instructions for Using the Time of Flight Accessory with a Computer Interface 21 22 Appendix D Technical Support suuuuuu 23 Appendix E Copyright Warranty and Equipment Return 24 2 PAS lee Model No ME 6810 Time of Flight Accessory Time of Flight Accessory Model No ME 6810 Equipment List Included Equipment Replacement Model Number 1 Time of Flight Accessory 2 Ziplock bag 735 016 Use a e Model Numbers to expedite replacement orders 1 1 Projectile Launcher 0000000000 Launcher 2 D r Mounting Bracket 4 Data acquisition software 5 Interface ScienceWorkshop or PASPORT or Timer PS 2123 with PS 2100 6 Phone jack extender cable Note The phone jack extender may be required to connect the Time of Flight Accessory to the Photogate Timer or computer interface if you are using the Long Range Projectile Launcher Tf an interface and or data collection software are not available you can use
14. of the initial velocity Therefore t E 1 Clamp the Projectile Launcher to one end of a sturdy table with the launcher aimed away from the table 2 Adjust the angle of the Projectile Launcher to zero degrees so the ball will launch horizontally Figure 1 1 Experiment Setup 3 Attach the Photogate Mounting Bracket to the Launcher and attach the Photogate to the bracket Plug the Photogates into the computer interface Ip 7 1e 9 Time of Flight Accessory Model No ME 6810 4 Connect the Time of Flight Accessory into the computer interface 5 using the extender cable Run the timing program and set it to measure the time between the blocking of two photogates one Photogate and the timer plate of the Time of Flight Accessory Procedure 1 10 Put the plastic ball into the Projectile Launcher and cock it to the short range position Test fire the ball to determine where to place the timer plate on the floor Put the timer plate on the floor where the ball hits Shoot the ball on the short range position and record the time of flight in Table 1 1 Repeat steps 1 3 for the medium range and long range Are the times the same Set the angle of the launcher to 30 and shoot it again on the long range setting Move the timer plate to the new landing position so the ball will hit the plate Shoot again and record the time of flight in Table 1 1 Is this time the same
15. quires return to PASCO scientific for any reason notify PASCO by letter phone or fax before returning the product Upon notification the return authorization and shipping instructions will be promptly issued Note No equipment will be accepted for return without an authorization from PASCO Credits Ann and Jon Hanks authors Dave Griffith editor 24 PASCCh
16. r computer 3 Use the computer program that came with your interface to measure the time of flight of the projectile from the launcher to the Ip 7 1e 7 Time of Flight Accessory pad For information about using computer software with the interface see Appendices A C of this manual b Set up for an Initial Speed and Time of Flight Study with interface Equipment Required 2 Photogates with brackets 1 Science Workshop interface CI 6400 or CI 6450 OR 2 PASPORT Photogate Port PS 2123 with 2 USB Links PS 2100 and USB compatible computer 1 Time of Flight Accessory 1 Projectile Launcher DataStudio software 1 Put the Photogate Mounting Bracket onto Projectile Launcher Photogates the Projectile Launcher Mount one Photogate at the closest position to the front of the launcher Mount the second photogate at the farthest position on the bracket Figure 5 Mounting the Photogates on the Launcher To computer interface Photogate Mounting Bracket 2 For Science Workshop interfaces Connect the stereo phone plug from the Photogate that 1s closest to the projectile launcher into digital channel 1 the stereo phone plug of the second photogate into digital channel 2 and the stereo plug of the Time of Flight accessory into digital channel 3 on the interface For PASPORT interfaces Insert the stereo plug of the photogate into Port 1 on the PASPORT Photogate Port the stereo plug of the second photogate into Por
17. r timing sequence 1 e Time between Gates or Time of Flight or both if doing an initial speed and time of flight study 10 For a time of flight study a In the Timing Sequence menu for channel 1 click on the down arrow for channel 1 and select blocked to start the timing when the photogate beam becomes PASCOR Time of Flight Accessory Model No ME 6810 20 11 blocked b In the Timing Sequence menu for channel 2 click on the down arrow and select On to record the time that the ball hits the time of flight pad c To accept your timing sequence click the Done button An icon for the timed entry will appear in the Data List For an initial speed and time of flight study You will need to create two timers for this experiment one timer for Time between Gates and a second timer for Time of Flight a For the Time Between Gates timer click on the down arrow for channel and select blocked to start the timing when the first photogate beam becomes blocked b In the menu for channel 2 select blocked to stop the timing when the second photogate beam becomes blocked c To accept your timing sequence click the Done button An icon for the timed entry will appear in the Data List d For the Time of Flight timer click on the down arrow for channel and select blocked to start the timing when the photogate beam becomes blocked e In the menu for channel 3 click on the down a
18. re ready to begin collecting data b Initial Speed and Time of Flight Study Macintosh or Windows Perform setup instructions on pages 5 6 of this manual 2 Start the ScienceWorkshop program In the Experiment Setup window click and drag the digital sensor plug icon to the Digital Channel 1 icon 3 From the list of digital sensors select Time of Flight 2 gates Click OK to return to the Experiment Setup window The time of flight sensor icon will appear in the Experiment Setup window 4 Click and drag the Table display icon to the sensor icon 5 From the list of calculations to display select Initial Velocity vInitial and Time of Flight tflight To select more than one calculation at the same time hold down the SHIFT key Click PASCOR el Time of Flight Accessory Model No ME 6810 Display to return to the Experiment Setup window The Table display will show vInitial m sec and tFlight sec You are ready to begin collecting data 22 86 7 169 Model No ME 6810 Appendix D Technical Support For assistance with the ME 6810 Time of Flight Accessory or any other PASCO products contact PASCO as follows Address PASCO scientific 10101 Foothills Blvd Roseville CA 95747 7100 Phone 916 786 3800 FAX 916 786 3292 Web WWW pasco com Email techsupp pasco com PAS lee Time of Flight Accessory 23 Time of Flight Accessory Model No ME 6810 Appendix
19. rrow and select On to record the time that the ball hits the time of flight pad f To accept your timing sequence click the Done button An icon for the timed entry will appear in the Data List 12 To begin collecting data click the Start button Note To calculate the initial velocity use the DataStudio Calculator to create an equation V distance time between gates PAS C Ci Model No ME 6810 Time of Flight Accessory Appendix C ScienceWorkshop Software Instructions for Using the Time of Flight Accessory with a Computer Interface a Time of flight Study Macintosh or Windows 1 Perform equipment setup instructions on pages 5 6 of this manual 2 Connect the photogate s stereo phone plug into digital channel 1 on the interface 3 Connect the Time of Flight Accessory stereo phone plug into digital channel 2 on the interface 4 Start the ScienceWorkshop program In the Experiment Setup window click and drag the digital sensor plug icon to the Digital Channel 1 icon S From the list of digital sensors select Time of Flight Click OK to return to the Experiment Setup window The sensor icon for time of flight will appear in the Experiment Setup window 6 Click and drag the Table display icon to the sensor icon 7 From the list of calculations to display select Time of Flight tFlight Click Display to return to the Experiment Setup window The Table display will show tFlight sec You a
20. t Hold the timer plate against the vertical board at the place where the ball hit 3 Shoot the ball again and record the time of flight in Table 3 1 4 Move the vertical target to 1 m 1 5 m and 2 m in succession finding the time of flight for each position and recording in Table 3 Analysis 1 Calculate the horizontal velocity for each position Is the velocity constant Table 3 1 Data and Results Horizontal Distance Time Velocity PASCOR is Time of Flight Accessory Model No ME 6810 Teacher s Guide Experiment 1 The Relationship between Time of Flight and Initial Velocity Notes on Setup 2 It is important to keep the launcher exactly horizontal Use a spirit level for best results 3 4 You may use one of several timing options for this experiment Consult the manual for your computer interface and then connect things so that the Photogate starts the timer and the timer plate of the Time of Flight Accessory stops it Alternately you may use the PASCO ME 9215A or ME 9206A Photogate Timers Notes on Procedure 4 The times will be nearly the same if the launcher is horizontal You will notice a systematic error if the launcher is not exactly horizontal 5 Setting the launcher to some angle other than 0 will significantly affect the time Experiment 2 Predicting Horizontal Distance from a Launched Projectile Notes on Setup 3 5 You may use any compatible computer interface 1 e Sci
21. t 2 on the Photogate port and the Time of Flight Accessory into either Port 1 or Port 2 on a second Photogate Port Connect each Photogate Port to a USB link and USB port on your computer 3 Use the computer program that came with your interface to measure the initial speed and overall time of flight of the projectile from the launcher to the pad For more information about using a computer program to time the projectile see Appendices A C of this manual Model No ME 6810 PAS C Ci Model No ME 6810 Time of Flight Accessory Experiment 1 The Relationship between Time of Flight and Initial Velocity Equipment required Computer interface CI 6450 or CI 7599 or Projectile Launcher and ball ME 6800 or PS 2123 with PS 2100 ME 6801 Time of Flight Accessory ME 6810 Photogate Mounting Bracket ME 6821 Phone Jack Extender Cable PI 8117 Photogate Head ME 9498 If a computer interface is not available use a Photogate Timer ME 8930 Purpose The purpose of this experiment is to show that the time of flight of a ball launched horizontally off a table does not change as the initial velocity is varied Theory A ball is launched horizontally off a table from a height h and has no initial velocity in the vertical direction Hence the ball takes the same amount of time to reach the ground as a ball that drops from rest at the same height The equation h er gives the time of flight which is h independent
22. the plate the speaker circuit generates a Photogate like pulse The cable sends the signal to a timer The Time of Flight Accessory was designed for use with a PASCO Photogate Timer or a PASCO computer interface such as the Science Workshop Interface ora PASPORT Photogate Port with USB link for Macintosh or Windows computers Setup Options The Time of Flight Accessory can be used with a Photogate Timer or a CAUTION For computer interface for time of flight or initial speed studies If using a projectile based studies computer interface you will also need data collection software such with balls use only 25 as DataStudio If you plan to measure initial speed and time of flight in mm plastic balls or 16 the same experiment you will need two photogates for the setup mm steel balls Using 25 mm steel balls will Time of Flight Study Setup Using One Photogate damage the unit Projectile Plug to timer or interface Launcher Time of Flight Accessory N o Time of Flight and Initial Speed Study Setup Using Two Projectile ki Plug to timer or interface Launcher v O e Time of Flight Accessory bw Figure 1 Ip 7 1e 5 Time of Flight Accessory Model No ME 6810 Setup the Time of Flight Accessory with a Photogate Timer a Setup for a Time of Flight Study with Timer Equipment Requirements See page 4 of this manual 1 Remove the
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