General Radio Graphic Level Recorder Model Type 1521-B

Manufacturer: General Radio

Model Number: Type 1521-B

Serial #:

Equipment Description: Graphic Level Recorder

Label Write-up:
It records linearly in decibels the rms magnitude of AC voltage from 20 cps to 200 kc. It produces permanent ink records of the response of electrical and electro-acoustical devices and systems as a function of time or frequency. Contains a type 1521-P2 40db potentiometer.

Dates Produced: 1965 - 1978

Original Price: $1,350

The museum's inventory number: MRT-1173

Located at Museum in: Test Equipment Room