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Frequency Counters

Digital and analog devices that measure the frequency of repetitive cycles and/or electrical signals; may be hand-held.
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16 – 21 of 21 results
16

1 BY 1 SINGLE TALLY COUNTER

NC2250428 1 BY 1 SINGLE TALLY COUNTER

ENCOMPASS_PREFERRED
17

Enterprise Technology Solutions Tally Ii Desk Model Tally Coun

Tally Ii Desk Model Tally Counter Registers 0-9999 Chrome

ENCOMPASS_PREFERRED
18

Electron Microscopy Sciences One Counting Unit Tally Counter

Chrome plated lab counter with counter with a flange (2 1/2" dia) for desktop mounting. Recording lever is on the right side and the reset knob on the top. The counter is ideal for serial sectioning work.

ENCOMPASS_PREFERRED
19

Thomas Scientific Hand Talley Counter

Metal construction for long life Single-hand use Quick manual counting

ENCOMPASS
20

CELL COUNTING TUBES NOCP 50/PK

NC0021169 CELL COUNTING TUBES NOCP 50/PK

ENCOMPASS
21

Science First™ Spark Paper Roll
SCI_ED