This Japanese transistor radio was manufactured in the 1960s in Japan. The circuit of 6 transistors is for the medium wave range and is powered by a 9 V battery.
Figure shows the basic application of a data selector using the 4051 . The same configuration is...
This circuit can produce signals up to 100 kHz depending on C1 and R1 adjustment. The output has a...
This buffer with high input impedance and low output impedance was found in Motorola's Linear...