We found this 12 V ignition circuit in the 1964 RCA transistor manual. The 2N3054 can be replaced by the TIP41C. The two transistors must be provided with heat sinks.
This circuit consists of a monostable multivibrator using the LM3900 transconductance operational...
I found this circuit in a Popular Electronics from November 1999. The magazine is no longer...
We found this circuit in a 1972 RCA technical documentation. The comparator can be any type and C1...