PRODUCT DESCRIPTION The PA3-1AC model is a mobile VHF high band RF power amplifier intended for use in the mobile applications. This amplifier can deliver RF power from 10 to 45 W when driven with 1 to 5W and it will cover the frequency range from 150 - 174 MHz. The mobile amplifier is designed to be installed in the interior of a car or in the trunk. The amplifier’s dimensions are: 9.5"L x 3.0"H x 4.5" W (see figure 1) and the weight is 4 lbs. Figure 1. Dimension (C package).