We have about 6 or 8 of these:

Mitsubishi CVLS-5000 Vehicle Location System Transponder.
with Antenna (TNC), Power Pigtail, and I/O (Hirose) Connectors.
900MHz Spread-Spectrum Transceiver, with data interface.
Mounting Bracket included

http://www.meco.org/userGraphics/teletrac.JPG

$40/ea plus freight. Used, removed from service.
--
Ira J. Moser, Owner, MECO
Tel: (425) 788-0208
Fax: (360) 794-8754
Email:
Web: www.meco.org