Here’s what’s coming up in the new July issue of the engineering workshop magazine for hobby engineers, makers and modellers.

Early developments in Hydrostatic Transmissions
The role of hydraulic transmission of power in engineering is often overlooked, Mike Tilby explains how the technology has been used for over two centuries.
The Clarkson 24×38 Horizontal
Jason Ballamy finishes off this excellent example of a stationary engine with beginners in mind.
The Silver Crest BR Class 1500
Mark Thatcher focuses on the cylinders and reversing gear. A series for those who want to build a steam locomotive, without having to manufacture all the parts.
RPM Measurement without a (Proper) Tachometer
Rod Angel uses a variety of approaches to measure the output speed of an unusual electric motor.




