Interesting items
Description
Sifam Audio Level VU-Meter AL19WF with overhead lamp.
Calibrated for use with a 3k6 ohm resistor 4vu above the scale marking so that the reference deflection (0vu) is produced by a signal 4vu above 1mW in 600Ohm (1.228V). The performance of the meter is based upon the requirements IEC 268-17.