Certify the accuracy of police radar conveniently in-house with dB Innovations' VOCAR HR equipment. Designed for field and work bench use, the portable VOCAR HR certifies radar units and tuning forks for X, K and Ka bands in minutes with no radar removal needed from squad cars. Plus, the VOCAR HR is expandable to allow departments to purchase the level of testing needed to meet their area requirements. The NIST traceable VOCAR HR "base unit" conducts tuning fork and audio tone speed simulation tests. For departments in need of more comprehensive testing, the VOCAR HR base unit accommodates dB Innovations' plug-in accessories to measure radar center frequency and power density.