VMono VU meter (CB8229E)

Found in 90s Radio Electronics, this audio indicator makes use of an integrated circuit that is uncommon today.

| Clique na imagem para ampliar |

Versatile Astable Multivibrator (CB25329E)
This circuit, which can be built with several CMOS gates, was found in the March 1996 issue of...
Supply Voltage Indicator (CB16948E)
We found this circuit in an old documentation from the 70s. Its purpose is to indicate the...
Divider by 2 with neon lamps (CB6822E)
This cascade circuit was obtained from old Signetics documentation. The circuit makes use of...