Leeds Northrup




LEEDS  NORTHRUP CO Resistance Box 4776 Decade Resistor Calibrator TEST GEAR
LEEDS NORTHRUP CO Resistance Box 4776 Decade Resistor Calibrator TEST GEAR
$34.99
Vintage Leeds Northrup 4385 Shunt Box Line Potentiometer
Vintage Leeds Northrup 4385 Shunt Box Line Potentiometer
$42.50
Vintage Leeds  Northrup Co Philadelphia Scientific Equipment Potentiometer
Vintage Leeds Northrup Co Philadelphia Scientific Equipment Potentiometer
$145.00
LEEDS  NORTHRUP INSTRUMENTS CONDUCTIVITY METER 120VAC FOR PARTS OR REPAIR
LEEDS NORTHRUP INSTRUMENTS CONDUCTIVITY METER 120VAC FOR PARTS OR REPAIR
$30.00
Vintage Leeds and Northrup Potentiometer
Vintage Leeds and Northrup Potentiometer
$54.95
LEEDS  NORTHRUP 4395 100000 Ohm Voltage Divider
LEEDS NORTHRUP 4395 100000 Ohm Voltage Divider
$100.00
VINTAGE LEEDS  NORTHRUP CO CA RESISTOR BOX PATENTED JUNE 20 1905
VINTAGE LEEDS NORTHRUP CO CA RESISTOR BOX PATENTED JUNE 20 1905
$39.99
VINTAGE LEEDS  NORTHRUP 7553 TYPE K3 UNIVERSAL POTENTIOMETER
VINTAGE LEEDS NORTHRUP 7553 TYPE K3 UNIVERSAL POTENTIOMETER
$125.00
Leeds  Northrup 8690 2 Millivolt Potentiometer Galvanometer
Leeds Northrup 8690 2 Millivolt Potentiometer Galvanometer
$150.00
LEEDS  NORTHRUP LN Model 9876 m DC POWER SUPPLY
LEEDS NORTHRUP LN Model 9876 m DC POWER SUPPLY
$50.00
VINTAGE LEEDS  NORTHRUP TYPE K 3 UNIVERSAL POTENTIOMETER FACILITY
VINTAGE LEEDS NORTHRUP TYPE K 3 UNIVERSAL POTENTIOMETER FACILITY
$135.00
VINTAGE LEEDS  NORTHRUP CO RESISTANCE BOX 39636 PATENTED JUNE 20 1905
VINTAGE LEEDS NORTHRUP CO RESISTANCE BOX 39636 PATENTED JUNE 20 1905
$39.99
Vintage Leeds  Northrup Co Philadelphia Resistance box Potentiometer
Vintage Leeds Northrup Co Philadelphia Resistance box Potentiometer
$49.99
LEEDS  NORTHRUP DC NULL DETECTOR CAT NO 9834 1
LEEDS NORTHRUP DC NULL DETECTOR CAT NO 9834 1
$50.00
Leeds Northrup Test Set No 5430 AM 1 Galvanometer SOLD AS IS
Leeds Northrup Test Set No 5430 AM 1 Galvanometer SOLD AS IS
$150.00
Vintage test equipment Leeds  Northrup Potentiometer Conductivity Bridge
Vintage test equipment Leeds Northrup Potentiometer Conductivity Bridge
$25.00
VINTAGE LEEDS  NORTHRUP 7591 VOLT BOX POTENTIOMETER COLLECTORS ITEM GOOD
VINTAGE LEEDS NORTHRUP 7591 VOLT BOX POTENTIOMETER COLLECTORS ITEM GOOD
$50.00
4 pcs set Leeds Northrup Resistor Standard 1 Ohm 100 Ohm 200 Ohm 1000 Ohm
4 pcs set Leeds Northrup Resistor Standard 1 Ohm 100 Ohm 200 Ohm 1000 Ohm
$240.00
Leeds  Northrup 8686 Millivolt Potentiometer
Leeds Northrup 8686 Millivolt Potentiometer
$49.95
Vintage Leeds  Northrup Model KS 9470 Null Voltage Test Set Wood Case
Vintage Leeds Northrup Model KS 9470 Null Voltage Test Set Wood Case
$39.00
Leeds  Northrup Chart Recorder mdl 201 11 000 NN21
Leeds Northrup Chart Recorder mdl 201 11 000 NN21
$143.98
Microvolt Indicating Amplifier Leeds  Northrup Co Philadelphia CAT 9835 B
Microvolt Indicating Amplifier Leeds Northrup Co Philadelphia CAT 9835 B
$45.00
Leeds And Northrup Vintage Potentiometer Untested Steampunk
Leeds And Northrup Vintage Potentiometer Untested Steampunk
$99.99
LEEDS  NORTHRUP AC DC DECADE RESISTOR CAT NO 4756
LEEDS NORTHRUP AC DC DECADE RESISTOR CAT NO 4756
$56.25
Leeds  Northrup Program Storage Unit 078725 35 Floppy Disk Drive
Leeds Northrup Program Storage Unit 078725 35 Floppy Disk Drive
$170.09
LEEDS  NORTHRUP MLLIVOLT POTENTIOMETER
LEEDS NORTHRUP MLLIVOLT POTENTIOMETER
$33.75
Vintage Leeds  Northrup Optical element Galvanometer 300 Ohms 26 PI102B1 Parts
Vintage Leeds Northrup Optical element Galvanometer 300 Ohms 26 PI102B1 Parts
$24.99
VINTAGE LEEDS  NORTHRUP POTENTIOMETER
VINTAGE LEEDS NORTHRUP POTENTIOMETER
$275.00
VINTAGE LEEDS  NORTHRUP POTENTIOMETER
VINTAGE LEEDS NORTHRUP POTENTIOMETER
$165.00
VINTAGE LEEDS  NORTHRUP POTENTIOMETER
VINTAGE LEEDS NORTHRUP POTENTIOMETER
$275.00
LEEDS  NORTHRUP 5602 A GUARDED INSULATION RESISTANCE
LEEDS NORTHRUP 5602 A GUARDED INSULATION RESISTANCE
$125.00
LEEDS  NORTHRUP LN 9828 NULL DETECTOR GUARDED POTENTIOMETER MODEL7556
LEEDS NORTHRUP LN 9828 NULL DETECTOR GUARDED POTENTIOMETER MODEL7556
$175.00
LEEDS NORTHRUP CENTURY 464 CONTROLLER TRASMITER CALIBRATION TEST
LEEDS NORTHRUP CENTURY 464 CONTROLLER TRASMITER CALIBRATION TEST
$165.00
2LEEDS NORTHRUP AYRTON SHUNT 2666 AND 2665
2LEEDS NORTHRUP AYRTON SHUNT 2666 AND 2665
$40.00
Antique Leeds  Northrup Multiple Range Potentiometer Indicator  Solid Oak Box
Antique Leeds Northrup Multiple Range Potentiometer Indicator Solid Oak Box
$155.00
Leeds  Northrup Co Potentiometer
Leeds Northrup Co Potentiometer
$120.32
Leeds Northrup Vintage Potentiometer Philadelphia
Leeds Northrup Vintage Potentiometer Philadelphia
$39.99
2 VINTAGE leeds and northrup company standard cell made in the USA
2 VINTAGE leeds and northrup company standard cell made in the USA
$17.50
Vintage Leeds  Northrup Co 593385 Potentiometer Wire Cable Detector Tester
Vintage Leeds Northrup Co 593385 Potentiometer Wire Cable Detector Tester
$89.95
Leeds  Northrup Speedomax Chart Recorder X L 680 681 69 000 0000 6 MLTVX
Leeds Northrup Speedomax Chart Recorder X L 680 681 69 000 0000 6 MLTVX
$90.09
SANGAMO LEEDS NORTHRUP LINCOLN THERMAL CONVERTER 474937 CV10 43615 60A A AMP
SANGAMO LEEDS NORTHRUP LINCOLN THERMAL CONVERTER 474937 CV10 43615 60A A AMP
$40.00
Leeds  Northrup Co Galvanometer Test Set 7655
Leeds Northrup Co Galvanometer Test Set 7655
$39.99
Leeds  Northrup Portable Thermocouple Potentiometer
Leeds Northrup Portable Thermocouple Potentiometer
$39.99
Lot of 6 VINTAGE LEEDS  NORTHRUP STANDARD CELLS PHILADELPHIA
Lot of 6 VINTAGE LEEDS NORTHRUP STANDARD CELLS PHILADELPHIA
$45.00
Vintage Leeds  Northrup Co Calibrator Tester
Vintage Leeds Northrup Co Calibrator Tester
$19.99
leeds northrup galvanometer A2C10 with iron stand
leeds northrup galvanometer A2C10 with iron stand
$70.00
LEEDS NORTHRUP RESISTOR STANDARD CALIBRATION RESISTANCE 10000 OHMS AS IS
LEEDS NORTHRUP RESISTOR STANDARD CALIBRATION RESISTANCE 10000 OHMS AS IS
$37.73
Leeds  Northrup 8667 Galvanometer Millivolt Potentiometer Vintage Wooden Case
Leeds Northrup 8667 Galvanometer Millivolt Potentiometer Vintage Wooden Case
$75.00
Vintage Anitque Leeds  Northrup Co Phila Scientific Equipment Potentiometer
Vintage Anitque Leeds Northrup Co Phila Scientific Equipment Potentiometer
$155.00
Vintage Leeds  Northrup Co Scientific Equipment
Vintage Leeds Northrup Co Scientific Equipment
$150.00
LEEDS NORTHRUP AYRTON SHUNT 2666
LEEDS NORTHRUP AYRTON SHUNT 2666
$25.00
LEEDS  NORTHRUP AC DC DECADE RESISTOR CAT NO 4756 BB
LEEDS NORTHRUP AC DC DECADE RESISTOR CAT NO 4756 BB
$56.25
Leeds  Northrup Electronic Speed Changer 120V 50 60 Hz 351567
Leeds Northrup Electronic Speed Changer 120V 50 60 Hz 351567
$175.75
Leeds  Northrup 1930s Model 5430 A Electrical Test Set in Wood Box WORKING
Leeds Northrup 1930s Model 5430 A Electrical Test Set in Wood Box WORKING
$69.99
LEEDS  NORTHRUP 100000 OHM DC VOLTAGE DIVIDER
LEEDS NORTHRUP 100000 OHM DC VOLTAGE DIVIDER
$165.00
LEEDS  NORTHRUP 7591 VOLT BOX POTENTIOMETER
LEEDS NORTHRUP 7591 VOLT BOX POTENTIOMETER
$115.00
VINTAGE LEEDS  NORTHRUP 8691 2 MALLIVOLT POTENTIOMETER
VINTAGE LEEDS NORTHRUP 8691 2 MALLIVOLT POTENTIOMETER
$50.00
LEEDS  NORTHRUP SILSBEE CURRENT TRANSFORMER TESTING SET 7150
LEEDS NORTHRUP SILSBEE CURRENT TRANSFORMER TESTING SET 7150
$225.00
LEEDS NORTHRUP INDICATOR TESTER POTENTIOMETER IN WOODEN BOX
LEEDS NORTHRUP INDICATOR TESTER POTENTIOMETER IN WOODEN BOX
$60.00
LEEDS AND NORTHRUP 8686 IS A MILLIVOLT POTENTIOMETER
LEEDS AND NORTHRUP 8686 IS A MILLIVOLT POTENTIOMETER
$40.00
LEEDS  NORTHRUP Model 7555 TYPE K 5 POTENTIOMETER
LEEDS NORTHRUP Model 7555 TYPE K 5 POTENTIOMETER
$175.00
VINTAGE LEEDS  NORTHRUP 8690 MALLIVOLT POTENTIOMETER
VINTAGE LEEDS NORTHRUP 8690 MALLIVOLT POTENTIOMETER
$40.00
LEEDS  NORTHRUP 4395 100000  VOLTAGE DIVIDER
LEEDS NORTHRUP 4395 100000 VOLTAGE DIVIDER
$150.00
LEEDS  NORTHRUP VOLT POTENTIOMETER 8687
LEEDS NORTHRUP VOLT POTENTIOMETER 8687
$65.00
VINTAGE LEEDS  NORTHRUP 7553 TYPE K3 UNIVERSAL POTENTIOMETER
VINTAGE LEEDS NORTHRUP 7553 TYPE K3 UNIVERSAL POTENTIOMETER
$100.00
VINTAGE LEEDS  NORTHRUP 8686 S WITH FLUKE 840 A POTENTIOMETER
VINTAGE LEEDS NORTHRUP 8686 S WITH FLUKE 840 A POTENTIOMETER
$125.00
VINTAGE LEEDS  NORTHRUP 8696 MALLIVOLT POTENTIOMETER
VINTAGE LEEDS NORTHRUP 8696 MALLIVOLT POTENTIOMETER
$40.00
VINTAGE LEEDS  NORTHRUP 8690 2 MALLIVOLT POTENTIOMETER
VINTAGE LEEDS NORTHRUP 8690 2 MALLIVOLT POTENTIOMETER
$40.00
LEEDS  NORTHRUP Model 7554 TYPE K 4 POTENTIOMETER
LEEDS NORTHRUP Model 7554 TYPE K 4 POTENTIOMETER
$165.00
VINTAGE LEEDS  NORTHRUP 9838 GUARDED NANOVOLT DETECTOR
VINTAGE LEEDS NORTHRUP 9838 GUARDED NANOVOLT DETECTOR
$50.00
LEEDS NORTHRUP POTENTIOMETER TESTER IN WOODEN BOX
LEEDS NORTHRUP POTENTIOMETER TESTER IN WOODEN BOX
$50.00
Leeds  Northrup Millivolt Testing Unit Reactor MTR Real Inst 1138212
Leeds Northrup Millivolt Testing Unit Reactor MTR Real Inst 1138212
$171.00
Vintage Leeds  Northrup 8686 Millivolt Potentiometer with manual
Vintage Leeds Northrup 8686 Millivolt Potentiometer with manual
$39.95
LEEDS  NORTHRUP SERIES 60 CONTROL 354163
LEEDS NORTHRUP SERIES 60 CONTROL 354163
$95.00
Leeds and Northrup 9912 Run Up Box NSN 6625007620361
Leeds and Northrup 9912 Run Up Box NSN 6625007620361
$12.99
Vintage Leeds  Northrup Galvanometer 1920 era With iron stand
Vintage Leeds Northrup Galvanometer 1920 era With iron stand
$75.00
Leeds  Northrup Double Range Potentiometer Indicator Wood Box
Leeds Northrup Double Range Potentiometer Indicator Wood Box
$49.99
Vintage Leeds  Northrup Microfarad Capacitor
Vintage Leeds Northrup Microfarad Capacitor
$95.00
INCOLN THERMAL CONVERTER CW10 LEEDS  NORTHRUP
INCOLN THERMAL CONVERTER CW10 LEEDS NORTHRUP
$9.99
Vintage Anitque Leeds  Northrup Co Phila Labratory Scientific Equipment
Vintage Anitque Leeds Northrup Co Phila Labratory Scientific Equipment
$170.00
Vintage Anitque Leeds  Northrup Co Phila Potentiometer Labratory Scientific
Vintage Anitque Leeds Northrup Co Phila Potentiometer Labratory Scientific
$170.00
Vintage Anitque Leeds  Northrup Co Phila Potentiometer LN K1
Vintage Anitque Leeds Northrup Co Phila Potentiometer LN K1
$130.00
Vintage Leeds  Northrup Co 521235 Potentiometer Tester Lab Movie Prop etc
Vintage Leeds Northrup Co 521235 Potentiometer Tester Lab Movie Prop etc
$125.00
Leeds Northrup 4385 Shunt Box Line Potentiometer
Leeds Northrup 4385 Shunt Box Line Potentiometer
$49.99
++ LEEDS  NORTHRUP STANDARD CELL NO B6583
++ LEEDS NORTHRUP STANDARD CELL NO B6583
$26.25
Vintage Leeds  Northrup K2 Potentiometer Built 1934
Vintage Leeds Northrup K2 Potentiometer Built 1934
$89.99
LEEDS NORTHRUP LN MODEL 8690 MILLIVOLT POTENTIOMETER GALVANOMETER
LEEDS NORTHRUP LN MODEL 8690 MILLIVOLT POTENTIOMETER GALVANOMETER
$48.75
Vintage Leeds  Northrup Co Ayrton SHUNT 2666 Total Resistance 10000 ohms
Vintage Leeds Northrup Co Ayrton SHUNT 2666 Total Resistance 10000 ohms
$39.95
Leeds  Northrup Co Potentiometer Fast Shipping Warranty
Leeds Northrup Co Potentiometer Fast Shipping Warranty
$50.00
Vintage LEEDS  NORTHRUP Co Radio No 242 Serial 518374 Tuner  Wood Cabinet
Vintage LEEDS NORTHRUP Co Radio No 242 Serial 518374 Tuner Wood Cabinet
$45.00
Vintage Leeds  Northrup Co No 5305 Tester Test Set in Wooden Cabinet
Vintage Leeds Northrup Co No 5305 Tester Test Set in Wooden Cabinet
$75.00
Vintage Navy LN Leeds Northrup Laboratory Portable Potentiometer w Wood Case
Vintage Navy LN Leeds Northrup Laboratory Portable Potentiometer w Wood Case
$120.00
Vintage Leeds and Northrup Potentiometer
Vintage Leeds and Northrup Potentiometer
$20.00
Leeds  Northrup 8686 Millivolt Potentiometer
Leeds Northrup 8686 Millivolt Potentiometer
$60.00
LEEDS  NORTHRUP 4221 1Ohm Reichsanstalt Standard Resistor S N 649642
LEEDS NORTHRUP 4221 1Ohm Reichsanstalt Standard Resistor S N 649642
$195.00
VINTAGE LEEDS AND NORTHRUP POTENTIOMETER LAB TESTER
VINTAGE LEEDS AND NORTHRUP POTENTIOMETER LAB TESTER
$47.99




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