Page 1: ...Master 8 EIGHT CHANNEL PROGRAMMABLE PULSE GENERATOR Operation Manual A M P I A M P I 123Uzlel St P O B 16477 Jerusalem 91163 ISRAEL Tel 972 2 439 338 Fax 972 2 431 833...
Page 2: ...ll enjoy working with its eight paradigms On the following pages you will find Page 3 Introduction 4 Description of the keyboard front and rear panels 5 Operation 6 Applications 7 A demonstration of P...
Page 3: ...REE RUN The channel delivers pulses continuously 2 TRIGGER Following a trigger the channel delivers a single pulse 3 TRAIN Following a trigger the channel delivers a train of pulses 4 DC DC output tim...
Page 4: ...section divided into two parts EXT 1 for channel 1 and EXT 2 for channel 2 Each has a BNC socket and an O N O F F switch for enabling and disabling the input To their right is the eight channel contr...
Page 5: ...h channel has its parameters DELAY DURA INTER M which define the output pulse See picture below The DURA duration parameter defines the time elapse from the onset of the output pulse to its end The DE...
Page 6: ...duration intcival M none none none Note s for the figure Triggered externally or manually by one kcy stioke I urned on and off manually by one keystroke b A special feature of Master 8 is the 3 multi...
Page 7: ...E 1 ENTER see page 10 Channel 1 now delivers pulses continuously Since we have not yet set the time parameters the channel is running with its default times 0 1 sec duration and 0 2 sec interval from...
Page 8: ...5 Now set the duration of channel 2 to be 15 msec Press DURA 2 15 ENTER 3 ENTER see page II 6 Set the delay of channel H 2 to be 100 msec Press DELAY 2 100 ENTER 3 ENTER Please check the new delay 7 L...
Page 9: ...the 8 paradigms even when the power is turned off There is a lithium battery for memory retention This lithium battery should be replaced only after 7 years 15 Now turn the power on Master 8 immediat...
Page 10: ...e channel stops working A new input reactivates the channel Before operating a channel in one of the modes the relevant parameters to that mode have to be programmed When on one of the modes TRAIN or...
Page 11: ...ce it is recommended to use only exponents of 6 asec 3 msec or 0 sec Thus for 52 msec use either 52 msec or 0 052 sec Using the T a n d l keys You can increase or decrease each time parameter using th...
Page 12: ...indicates Rate error on channel 7 The reason is that the channel is now running on F R E E R U N G A T E or T R A I N mode and the interval is shorter than the duration or at least INTERVAL DURATION 9...
Page 13: ...2 3 means that the output of channel 2 is connected to the input of channel 3 Every internal output can be connected to any number of internal inputs Every internal input can be connected to any numbe...
Page 14: ...e new paradigm you can copy the present one and just make the changes Example In order to copy paradigm 2 to paradigm 6 Press ALL 2 6 ENTER Please note the arrow sign for the source target direction P...
Page 15: ...nge each parameter individually as described above in setting parameters Page no 11 3 Checking the internal connections Example 1 To check which inputs are internally connected to the output of channe...
Page 16: ...the S TOP WATCH key displays its present situation Then every odd press activates it and every even press stops it The stop watch can be reset by the CLOCK RESET key only when the stop watch time is d...
Page 17: ...computer writing F 3 E to Master 8 cp See Appendix C Example 2 The instruction DURA 2 1 4 ENTER 3 ENTER set the duration of channel 2 to be 1 4 msec is performed by the computer writing D 2 1 4 E 3 E...
Page 18: ...of the computer Whenever you want to read such information from Master 8 cp send the letters B 2 E B 2 read the information and immediately set back to B 0 or B l The instruction H X E checks all the...
Page 19: ...cp and a terminal monitor and keyboard is identical to the communication with a computer but it is recommended to insert the initial code B 1 E at the beginning of the communication without the final...
Page 20: ...jumper should be connected between pins no 4 and 5 CTS RTS on the connector in the Master 8 cp side For a regular connection pins no 1 2 3 7 should be connected as described above without the jumper...
Page 21: ...the ALL key selects either 7 or 8 bits per character ASCII 4 Pressing the ENTER key latches the number of bits per character 5 PARITY BTT Each press on the ALL key selects the next parity mode in the...
Page 22: ...TCH CLOCK RESET CHECK CLEAR DISPLAY CNCT DSCNCT DISCOXNl CT ENTER BEGIN D I L M F N G C T 0 o w 1 8 9 A Q s R H X 1 B A 9 B C D E F G H I L M N O Q R S T W 0 X z 1 8 ALL 9 BEGIN DC DURATION ENTER FREE...
Page 23: ...n PRINT 1 F 3 E which is the equivalent to FREE 3 ENTER To set the duration of channel 3 to 250 msec use the instruction PRINT 1 D 3 250 E 3 E which is the equivalent to DURATION 3 250 ENTER 3 ENTER O...
Page 24: ...iJ jfj t wXj jaaMS BI T V yimr i0 i a SsmuMdy mm i a o c H U M cflnvfir t A A M P I A M P I 123UzielSt P O B 16477 Jerusalem 91163 ISRAEL Tel 972 2 439 338 Fax 972 2 431 833...
Page 25: ...c Master 8 vp THE VOLTAGE PROGRAMMABLE PULSE GENERATOR A M P I A M P I 123UzielSt P O B 16477 Jerusalem 91163 ISRAEL Tel 972 2 439 338 Fax 972 2 431 833...
Page 26: ...he FIXED STEPS or the VARIED STEPS modes in combination with the different modes of operation FREE RUN TRIG TRAIN GATE and DC and setting the 8 channels to synchronize the voltage steps with many othe...
Page 27: ...els you adjust the voltage output level using the front panel knobs the voltage amplitudes of channels 4 and 5 are programmed via the front panel keys or via a PC INCREMENT AND DECREMENT STEPS Master...
Page 28: ...d in Appendix A Setting A V In channel 5 you can set the increment or decrement of the voltage amplitude You can use one of three modes NO STEPS FIXED STEPS or VARIED ST 1 NO STEPS mode Set A V 0 by p...
Page 29: ...endent The first time that you press 5 manual trigger the channel delivers a DC output with the first amplitude 2 5V in the example The next 5 terminates the DC output The next 5 delivers the 3V DC ou...
Page 30: ...R Now press 8 5 ENTER ENTER first pulse 8 5V and continue 5 ENTER ENTER second pulse 5V 2 ENTER ENTER third pulse 2V 2 ENTER ENTER fourth pulse 2V Please note that by this instruction you set the diff...
Page 31: ...ulses like the following examples n n In each example the AV can be fixed or varied by presetting each individual AV Parameters In Channels 4 and 5 the parameters are as follows Voltage range from 12...
Page 32: ...ted to 0 Now set the modes time parameters and amplitudes of channels 4 and 5 1 Channel 4 TRIG mode D4 0 5 m s e c L4 2 m s e c V4 1 Volt Connect channel 1 to trigger channel 4 Now on the scope you se...
Page 33: ...S AV 0 FIXED STEPS AV any value and VARIED STEPS AV OFF 12 So far channel 1 is running continuously Lets trigger channel 1 manually Set channel 1 to the TRIG mode Now each time that you trigger channe...
Page 34: ...at you made this change Thus after switching if you want an output of 1 V you should set the channel to a 2 V output In order to divide the output open the top cover and find 2 small red DIP switches...
Page 35: ...channel 1 to the external trigger input of the scope Set channel i to run with the following parameters FREE RUN mode D1 0 1 msec 11 500 msec Check that channel 1 triggers the scope Set the scope to r...
Page 36: ...generate the command pulses you may not see the capacitive currents even if they exist This may happen because of the synchronization between the command pulses and the sampling This occurs especially...
Page 37: ...additional codes key code AV J for jumps V V I I the minus sign Example 1 The instruction from panel keys V 5 3 ENTER ENTER meaning V5 3V is performed by the computer writing V 5 3 E E Example 2 The i...
Page 38: ...keyboard and see its parameters on the monitor If you have an IBM or its compatibles you can use the enclosed diskette It contains two programs written in QBASIC 1 M8VP BAS With this interactive progr...
