80 W Amplifier (CB8949E)

This National Semiconductor circuit uses integrated circuits that are uncommon today. The circuit was obtained in a 90s documentation.

| Clique na imagem para ampliar |

Fast Flasher LM3909 (CB14278E)
This circuit is suggested by National Semiconductor in its Linear Applications Handbook. The...
Unity Gain Second Order Filter (CB25596E)
This low-pass filter with 741 op and symmetrical source was found in the August 1993 issue of...
1 MHz Colpitts Clock (CB6469E)
This circuit with TTL compatible output was found in a 1968 US documentation. The circuit is...