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0-99999Ohm 6knobs Simple Resistance Box Resistor Electricity Teaching Instrument

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Precision Multi-value DC Resistors with Resistance Adjustment 0.01~11111.11Ω

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DC Bridges 0.01~111111.10Ohm Range Resistance Decade Box DC Resistor 7 Dials

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Precision Variable DC Resistance Box Decade Resistor Resistance Box 0~1.111110MΩ

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ELENCO model TT-400 TELEPHONE LINE ANALYZER BOX

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DC Resistance Box DC Decade Box DC Resistor with Resistance Range 0.01~11111.11Ω

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Voltmeter M42100 150V NOS USSR Lot-1pcs+

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YOKOGAWA 2786 RESISTANCE DECADE BOX MAX:250V FORM 0.1 TO 1,111,110 OHMS USED-

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0-9999.9Ohm Variable Resistance Box Decade Resistor For Physical Resistance Box

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DC Resistance Box DC Bridges 6 Dials DC Resistor with Range 0.01 to 11111.11Ω

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Dial-a-Source TSC 46 THERMOCOUPLE SYSTEM CALIBRATOR

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Vintage Seco Model 260 Transistor Analyzer – Powers On – USA Made