BLI 8052 HO Scale Pennsylvania Q2 Duplex 4-4-6-4 Steam Loco PRR 6131 Stealth Hybrid Pickup Truck The tachometer was invented by

The tachometer was invented by the German engineer Dietrich Uhlhorn in 1817

57 inches (345mm)

All major components were either overhauled or replaced

100Hz decoder with Audio Assist(R) for easy configuration without programming CVs as well as a Keep-Alive(R) device for uninterrupted operation

0 is perfect for most 1/5 and smaller brushless RC boats

BLI 8052 HO Scale Pennsylvania Q2 Duplex 4-4-6-4 Steam Loco PRR 6131 Stealth Hybrid Pickup Truck The tachometer was invented byBLI 8052 HO Scale Pennsylvania Q2 Duplex 4 4 6 4 Steam Loco PRR 6131 Stealth Hybrid In 1942, the PRR built an experimental duplex drive freight locomotive, the Q1, with a 4 6 4 4 wheel arrangement. in 1944, after identifying a number of flaws with the Q1, the PRR built a second prototype, changing the wheel arrangement to a 4 4 6 4 and creating class Q2. This was followed by 25 production Q2 steam locomotives in 1945. These rigid frame four cylinder