an138Particle Size Distribution Analyzer AN138 AApppplliiccaattiioonnss NNoottee Chocolate Final Product Quality Measures Particle size of cocoa powder used in chocolate affects colorThe ANPRC-138 (V)2 (RT-1694) is a HF-SSBVHF FM manpack transceiver that covers the 1. 6-60 MHz spectrum in 10 Hz steps, with up to