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Frequency Meter FR-4U

$12.00

Out of stock

Description

_x000D_ calibration book for frequency meter fr-4/u. interpolation oscillator serial no. 1725. operating instructions, procedure for setting the fr-4/u as a siganl generator, plus schematics. aluminum protective covers, couple pages have water mark but overall a good manual.

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Additional information

Weight 1 lbs