Polaroid
119 Windsor St,
Cambridge, MA 02139
tel: 617.577.4681
fax: 617.577.3213
tel: 800.225.1000 ordering
tel: 800.225.1618 technical assistance
 Polaroid Ultrasonic Components Group offers two ultrasonic ranging kits:
 Specs:
        Distance range: 0.26 to 10.7 meters
        Resolution: Nominal +- 3mm to 3m, +-1% over entire range
        Resolution: Nominal +- 3mm to 3m, +-1% over entire range
        Sonar acceptance angle: approx. 20 degrees
        Power Requirement: 6VDC, 2.5 Amps (1 ms pulse), 150mA quiescent
        Weight: Transducer, 8.2gm, Ranging module, 18.4 gm
 Designer's Kit:
        1 transducer, 1 ranging module, electronics display accurate
        to 1/10th meter. Cost is $169
 OEM kit:
        2 transducers, 2 ranging modules. $99.


[info courtesy of "Paul E. Rybski" <rybski@cs.umn.edu>
 -- fgm Fri Aug  1 23:25:34 1997]