QUATECH, INC.
=============

   ADM8-10

   Category          Analog to digital signal converter           
   Chipset           Unidentified                                 
   Controller        
   I /O Options      External clock input, external trigger input 
   Supported         
   Maximum Onboard   N/A                                          
   Memory            

<gopher://bitreich.org/I/th99/i/P-R/50807-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose       | Location |     Purpose     | Location |
   |--------------------+----------+-----------------+----------|
   | Expansion card     |    H1    | Potentiometer:  |    P2    |
   | connector          |          | +5V ref.        |          |
   |                    |          | adjustment      |          |
   |--------------------+----------+-----------------+----------|
   | Expansion card     |    H2    | Potentiometer:  |    P3    |
   | connector          |          | offset          |          |
   |                    |          | adjustment      |          |
   |--------------------+----------+-----------------+----------|
   | Potentiometer: -5V |    P1    | Potentiometer:  |    P4    |
   | ref. adjustment    |          | gain adjustment |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       CHANNEL MODES                        |
   |------------------------------------------------------------|
   |      Setting       |        J1         |        J3         |
   |--------------------+-------------------+-------------------|
   |>> |       16       | Pins 1 & 4, 3 & 6 | Pins 3 & 7, 4 & 8 |
   |   |  single-ended  |      closed       |      closed       |
   |   |    channels    |                   |                   |
   |---+----------------+-------------------+-------------------|
   |>> | 8 differential | Pins 2 & 5 closed | Pins 3 & 7, 4 & 8 |
   |   |    channels    |                   |       open        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        INPUT SIGNAL                        |
   |------------------------------------------------------------|
   |           >> Setting           |             J2             |
   |-------------------------------+----------------------------|
   |>> |     Bipolar/-5 to 5V      |     Pins 2 & 6 closed      |
   |---+---------------------------+----------------------------|
   |>> |     Unipolar/0 to 5V      |     Pins 1 & 5 closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        CLOCK INPUT                         |
   |------------------------------------------------------------|
   |         >> Setting          |              J3               |
   |----------------------------+-------------------------------|
   |>>     |   Internal clock   |       Pins 2 & 6 closed       |
   |-------+--------------------+-------------------------------|
   |>>     |   External clock   |   Pins 1 & 5, 2 & 6 closed    |
   |------------------------------------------------------------|
   | Note: The external clock signal is connected through pin   |
   | 17 of the header H1.                                       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                            GAIN                            |
   |------------------------------------------------------------|
   |           Setting           |              J2              |
   |-----------------------------+------------------------------|
   |>> |           One           |        All pins open         |
   |---+-------------------------+------------------------------|
   |>> |           Ten           |      Pins 3 & 7 closed       |
   |---+-------------------------+------------------------------|
   |>> |           100           |      Pins 4 & 8 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               MISCELLANEOUS TECHNICAL NOTES                |
   |------------------------------------------------------------|
   |  The ADM8-10 is a modular daughter-card designed to work   |
   |            with the Quatech PXB-721 or MXI-241.            |
   +------------------------------------------------------------+