A-M Systems MultiStim 3800 Instruction Manual
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A-M Systems MultiStim 3800 Instruction Manual

8-channel programmable stimulator
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  • Page 2 INSTRUCTION MANUAL MULTISTIM 8-CHANNEL PROGRAMMABLE STIMULATOR MODEL 3800 Each 8-Channel Programmable Stimulator delivered complete with: 10’ USB Cable Rack Mount Hardware Version 5.0 March 2020 A-M Systems, PO Box 850 Carlsborg, WA 98324 U.S.A. 360-683-8300 800-426-1306 FAX: 360-683-3525 http://www.a-msystems.com...
  • Page 3 Replace fuse only with specified and should not be construed as a type. commitment by A-M Systems, WARNING Changes may have been made to Supply Voltage The Warning symbol calls attention...

  • Page 4: Table Of Contents

    FRONT PANEL TOUCHSCREEN . 39 HOME SCREEN ......... 39 CHANNEL SCREENS ....... 40 – T ......40 HANNEL CREEN PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 5 Figure 33. Examples.ams Test Program – Channel 8 Sum Out Waveforms ..... 38 Figure 34. Home Screen ......... 39 PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 6: General Description

    The Model 3800 MultiStim 8-channel Programmable Stimulator is not approved for clinical or operating room experiments in human subjects. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 7: Front And Rear Panels

    Pick up the instrument and tilt in gently from side to side, and listen for anything that might be loose. If you hear any suspicious noises, contact A-M Systems immediately. Front Panel...
  • Page 8 This banana jack is the stimulator’s chassis ground, and is directly connected to Earth (ground) via the power cord. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 9: Rear Panel

    This connector enables a personal computer running the supplied Windows operating system compatible control program to ® control the Model 3800. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 10 (mains) power cord. The mains plug must only be inserted in a socket outlet with a protective earth contact. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 11: Functional Overview, Diagrams, And Definitions

    Train Delay TW : Train W idt h T rain T im ing Train P eriod Pulse T im ing PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 12: Triggering , Gating & C

    Figure 12. Triggering and Gating Trigger Gat e Train Event s PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 13: Output

    Pulse 2 amplitude, and force the amplitude of the second pulse to be equal (and determined by) the Pulse 1 amplitude data value. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 14: Output - Offsets

    See Chapter 7 for a real example. Figure 15. Stepped Waveforms Train Amplit ude C hange Pulses Amplit ude C hange Amplit ude St art PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 15: Paired Pulse Waveforms

    Sum Out signal is off, and its contribution to other channel Sum Out signals is disabled. See Chapter 7 for a real example. Figure 17. Combination Outputs PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 16: Pc Control Software Installation

    XP. The section that follows covers installation procedures for Windows 10. If you ® require instructions for previous versions of Windows, please contact A-M Systems. This software controls all features of the amplifier via a USB port. If you plan to control your model 3800 using the supplied software, continue on with this chapter.
  • Page 17 Extract the files to a new folder: Once extracted, double click to run the “Setup.exe” file. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 18 You might see a warning dialog from the Windows 10 operating system. Click on “More Info” to expand the dialog box. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 19 Click on “Run Anyway” to continue the installation. The Model 3800 installation dialog should appear: Click on next to continue installation. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 20 Select “Everyone” and click “Next” Confirm that you want to install the software by clicking “Next.” PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 21 The installer will begin the process: Windows Security might display an additional warning box. Select “Install” PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 22 Once installation is complete, a final dialog box will be displayed: PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 23: Using The Pc Control Software

    Using the Control Software After the program has been installed, you can run it from the Start Menu by selecting Programs -> A-M Systems -> Model 3800. Upon initial opening, the window will be blank. Select File Open, and New.
  • Page 24 “No Instrument Connection” In the next section we will explain how to connect your instrument and go through the example waveforms. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 25: Instrument Operation With Pc Software

    Initial Power-Up After unpacking your instrument and installing the provided software, turn the instrument on using the front panel power switch. The touch-screen LCD should illuminate and the A-M Systems logo should be displayed briefly as the on-board software loads.
  • Page 26 On the PC, click on the “Connect” icon in the upper right, or go to “Tools\Connect to Instrument” Dowload to 3800 Upload from 3800 Connect \ Disconnect PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 27 PC Software - Connected At this point, note that the status has updated to “Instrument Connected – Upload or Download as Necessary” PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 28: Pc Program Mainc

    By clicking the boxes next to the train period and pulse period, 50% symmetrical cycles can be easily generated. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 29 “File>Open” and then downloading them to the instrument. Figure 24. PC Software – Load from 3800 PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 30 Figure 25. PC Software – Load from Instrument Flash PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 31 Figure 26. PC Software – Load from Instrument Flash PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 32 Remember, the Global Enable button must be pushed to activate timing (4 button from left at top of screen, next to the printer icon: PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 33: Test Waveform Examples

    Examples.ams Test Program This file contains several test waveforms that you can use to verify basic performance of the model 3800. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 34: Monophasic Waveform

    In the PC Program for Channel 2, edit “Phase 1” to read -5.0V and you should see the polarity of the waveform invert. Figure 29. Examples.ams Test Program – Channel 2 Monophasic PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 35: Biphasic Waveform

    In the PC control program, for channel 3, edit the signs of “Phase 1” and “Phase 2” and the polarity of the waveform should invert. Figure 30. Examples.ams Test Program – Channel 3 Biphasic PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 36: Stepped Waveform

    Note the increasing amplitude of the waveforms, incrementing every train (lower sync traces) Figure 31. Examples.ams Test Program – Channel 4 Stepped PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 37: Paired Waveform

    Note the decreasing interval between pairs of waveforms, decreasing every train (lower sync traces) Figure 32. Examples.ams Test Program – Channel 5 Paired Pulses PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 38: Sum Out

    Channel 8’s SUM OUTPUTS checklist. Figure 33. Examples.ams Test Program – Channel 8 Sum Out Waveforms PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 39: Instrument Operation Via Front Panel Touchscreen

    “Tools” menu at the top of the software program and then selecting “Set LCD in Control”. You will see the main home screen on the display. Figure 34. Home Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 40: Channel Screens

    Figure 36. Channel - Train Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 41: Waveform

    Table 1. Timing Resolution Setting Maximum Train Duration 15 minutes 10uS 2.5 hours 100uS 25 hours 1000uS 250 hours PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 42: Channel - Trigger And Channel - Train Screen

    (-) will initiate timing on falling/trailing edge of BNC input signal. Any channel (s) can be associated with any of the three front panel trigger BNCs. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 43 Channel Status All channel timing is disabled. Trigger inputs ignored. All channel timing is enabled. Trigger inputs are followed. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 44 Train Delay, Train Width, or Train Period icon itself, the user will be lead to a numeric entry screen where the values can be manually entered: Figure 39. Numerical Time Entry Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 45: Channel - Pulse Screen

    Pulse Delay, Pulse Width, Pulse Period, or Pulse Interphase which will lead to a numeric entry screen. PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 46: Channel - Amplitudes

    The CHANNEL - PULSE SCREEN is used to determine basic train and pulse amplitudes of a stimulator channel. Figure 41. Channel – Amplitude Screen, Biphasic Pulse Figure 42. Amplitude Screen, Asymmetric Pulse PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...
  • Page 47 Values can be set using the arrows or by pressing Phase 1, Phase 2, or Offset which will lead to a numeric entry screen: Figure 43. Numerical Amplitude Entry Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 48: Channel - Steppeda

    PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 49: Channel - Paired Pulse

    PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 50: Program Screens

    For example, on monophasic pulses, the information for the non-existent second phase of the pulse (P2) will not be displayed. Figure 46. Program 1 Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 51: Summary Screens

    Channel edit screen for that selected channel. Figure 47. Summary - Train Screen Summary - Pulse Screen Figure 48. Summary - Pulse Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 52: Summary - Amplitude

    To gain complete control of the instrument via the computer, an additional command needs to be selected by the computer program (will be covered in PC code section). PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 53: Computer In Controls

    When under computer control, the following screen is displayed on the front panel. Figure 51. Computer in Control Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 54: Program Storages

    8 channels, can be saved to memory and named via these screens. (See following page). Figure 52. Program List Screen Figure 53. P rogram Name Keyboard Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 55: Setup - Lcd Settingss

    This screen allows you to set basic illumination parameters of the LCD Display. Figure 55. Setup- LCD Settings Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 56: Setup - Calibrate Lcd S

    These 3 screens calibrate the instrument to respond to your finger press. Figure 56. Setup – Calibrate LCD Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 57: Setup - Start Up Screen

    Setup – About Screen This screen lists various revs of your Model 3800 MultiStim. Figure 58. Setup – Start Up Screen PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 58: Specifications

    Voltage \ Current output via optional SIU: ± 60 V @ 10mA with 500kHz bandwidth 8 dedicated rear panel BNC triggers PO BOX 850, Carlsborg, WA 98324 USA A-M Systems Telephone: 800-426-1306 * 360-683-8300 * FAX: 360-683-3525 E-mail: sales@a-msystems.com * Website: http://www.a-msystems.com...

  • Page 59: Warranty

    What are the obligations of A-M Systems under this warranty? During the warranty period, A-M Systems agrees to repair or replace, at its sole option, without charge to the Purchaser, any defective component part of the hardware. To obtain warranty service, the Purchaser must return the hardware to A-M Systems or an authorized A-M Systems distributor in an adequate shipping container.
  • Page 60 What are the limits of liability for A-M Systems under this warranty? A-M Systems shall not be liable for loss of data, lost profits or savings, or any special, incidental, consequential, indirect or other similar damages, whether arising from breach of contract, negligence, or other legal action, even if the company or its agent has been advised of the possibility of such damages, or for any claim brought against you by another party.
  • Page 61 A-M Systems, 3800 Manual DRW-5027908 Rev 5 Revision History Date Description 11/28/11 Initial Document Release 4/25/13 Revised with new SIU, Amulet rev 5.28.14 Introduce Minimum TD setting, Change pn from 5027908 to 1027908 1/18/19 DCR 202615. Update manuals for content part numbers 3/19/20 DCR 203316.

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