For present-day owners of vintage Commodore computers, keeping data and programs safe and backed up is top priority. Disk drive storage was more common in the US, whereas in Europe, the audio cassette ...

This hack isn’t really all that, but I’m giving it points for creativity. [Christopher] pulled some blue led case fans and used them to make a giant VU meter. Each I/O line has a transistor to drive a ...

The project explains the mounting of a VU meter into an old CD-ROM drive case and be installed into the PC. The VU meters are based on VFD displays which are much cooler than LED or LCD displays. The ...

Weston type 30, model 862 vu indicator with ‘B’ scale on RCA OP-6 portable amplifier. A Daven resistor network reduced the output from +11 dBm to telco-required +8 for 3 dB line isolation, sent the ...

The circuit was designed to create a volume unit meter that would be used to measure the intensity of audio or sound level. Volume Unit (VU) – an entity equal to a decibel for expressing the magnitude ...