6v Wiring Schematic - Scientific Radio Systems SR-204 Front Panel & Chassis Frame. This was the beginning of the assembly process for building a 100 watt, 1.6 to 30 MHz, 6 channel crystal controlled transceiver.. These motorized sliders are very cool. Each is essentially a standard slide pot which is belt-driven by a small motor. The slide contains two separate 10k linear taper potentiometers so that you can use one as servo-feedback in order to read the position of the slider and use the other to. Hammer and Spanner. Contents Index So you think you want an MGB or V8? Body Brakes Clutch Cooling Electrics Engine Fuel Gearbox Heater Ignition Propshaft Rear axle Steering and Suspension Wheels and Tyres Miscellaneous Downloadable PDFs The sectioned MGB at the Heritage Motor Centre Museum, Gaydon.