We found this circuit in a 1977 documentation. The National Semiconductor's LM380 is no longer easily found, but if used on this amplifier it provides excellent reproduction quality.
This circuit was found in Radio Electronics from the 90s. The CMOS integrated circuit is a PLL not...
This circuit was found in a Japanese publication in 1975. It provides 30 W per channel using the...
Depending on the value of C1, this oscillator can produce signals of up to 1 MHz. For a capacitor of 10...