Gro u p e r 10 0 M P S The Grouper 100MPS is Digital Ocean’s prov e n wi r eless LAN Station for the Newton MessagePad.™ 100MPS prov i d e s connection to computers on an Ethernet network via the Digital Ocean Starfi s h Access Point. Each Starfi s h su p p o r ts 31 Groupers, plus additional Groupers and gr eater coverage areas are su p p o r ted using Starfi s h equipped with the mi c r oCellular roa m i n g fe a t u r e.

Gro u p e r 10 0 M P S + The Grouper 100MPS+ su p p o r ts external devices for data collection and printing, including barco d e scanners, magnetic card or badge readers, printers and other serial devices with a mini-DIN-8 connector. Applications ranging from monitoring the growth of a plant, to monitoring patient conditions in a hospital, to following material through a wa r ehouse, to enrol l i n g students at a university can be perfo r med wirel e s s l y .

Optional protective cases are av a i l a b l e . S P E C I F I CA T I O N S

Operating Environ m e n t Tem p e r a t u r e 40º to 104º F Hu m i d i t y 20 -80%, non-condensing

Ra d i o Fr equency Band 902 to 928 MHz DSSS Data Rate 2 Mbps raw throu g h p u t * Bit Error Rate 10 -8 Transmit Power 250 mW An t e n n a Dual diversity FCC Certi f i c a t i o n Class B (no user license req u i re d ) Ra n g e Up to 500 feet (depending on environ m e n t ) *t h r oughput is protocol, network traffic and bridging dependent

Physical Characteristics Fo o t p r i n t 4.1" (w) x 1.2" (d) He i g h t 7. 5 " Wei g h t 18 oz. (b a t t e r y included)

Po w e r Gr ouper operates from a rec h a r geable NiCad battery pack that achieves 5 hours (continuous usage) to several days (intermittent usage). AC adapter powers Grouper and charges battery pack.

In t e rf a c e Gr ouper 100MPS and 100MPS+ plug into a standard mini-DIN-8 connector of any MessagePad, Apple , printer, or other LocalTalk device that supports AppleTalk Phase II prot o c o l s . Gr ouper communicates with Ethernet networks through the Digital Ocean St a r fish Access Point.

Re l i a b i l i t y Gro u p e r ’s spread spectrum technology and dual diversity antenna provide a robust channel which is extremely resistant to electromagnetic and multipath in t e rf e re n c e .

Se c u r i t y A user designated “School Name” is used to derive a network ID which serves as a ne c e s s a r y password for Grouper communication. Gr ouper may be configured to communicate only with other reg i s t e r ed units identified by their factory-assigned unique identifier.

So f t w a r e Macintosh-based Administration utility configures and monitors network usage, se c u r i t y , perfo r mance, and rel i a b i l i t y . In t e r nal diagnostics ensure proper operation.

11206 Thompson Avenue Warr a n t y Lenexa, Kansas 66219-2303 913.888.3380 Gr ouper is backed by a 1-year limited warra n t y . Fax 913.888.3342 web page: http://www.digitalocean.com email: [email protected] 1.800.345.FISH Available direct from Digital Ocean or participating VAR s

©1996 Digital Ocean, Inc. Digital Ocean and Grouper and their logos are registered trademarks or trademarks of Digital Ocean, Inc. Newton MessagePad, Macintosh, LocalTalk and AppleTalk are registered trademarks or trademarks of Apple Computer, Inc. Part No. DI1030C0