Gaumont Kalee Rank Industries Precision Wow and Flutter meter 1740

Very Rare Gaumont Kalee Wow and Flutter meter 1740. Rank Industries wow and flutter meter in working condition but unable to fully test as i have no knowledge of this vintage test equipment. The original gunmetal case is a in a fair condition considering its age. The unit powers up the meters move when signal applied, a signal is also present at it's output. The Gaumont-Kale Flutter Meter is an instrument designed to measure small deviations from constant speed occurring in sound recording and/or reproducing machines. Consisting of a narrow band amplifier, a limiter, a discriminator and detector, and a metering system, the whole unit is self-contained with its own power supplies. The instrument responds down to zero frequency and will therefore indicate accurately the lowest wow components present. This item is in the category "Antiques\Science/Medicine\Scientific Instruments". The seller is "bobs-lot" and is located in this country: GB. This item can be shipped to United Kingdom.

Antique: Yes
Type: Electronics Instrument
Period: 1951 to Present
Material: Steel