The idea is easy. There are two solenoids controlled by the TCU that select which gear to use by which is off and which is on at any given time. We are going to control solenoid number 2 with a Single ...

Electroswitch control switch relays (CSR) combine the function of a control switch with a remote-controlled solenoid, allowing one device to do both the manual and supervisory control function in the ...

Several years ago, Paul Rako, in collaboration with the late, great Bob Pease, wrote a terrific article about the finer theoretical and practical points of electromagnetic solenoid-driver circuits. 1 ...