Prop Sync Solutions offers Model TB2-1, a test instrument for Type II Woodward/Ontic propeller synchronizer and synchrophaser systems. It provides access to critical aircraft system connections. It precisely confirms adequate system inputs to minimize the need for oscilloscope use. User friendly design with visual indicators of system inputs and outputs. Monitors control box outputs during operation. Ability to energize governor trim coils to verify system speed change capability. For more information call (815) 230-0300 or visit www.propsyncsolutions.com.