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Leeds And Northrup Company 4020-B Resistor 4020B - Untested As-is
Leeds And Northrup Company 4020-B Resistor 4020B - Untested As-is

$244.79

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Leeds and Northrup D.C. Servomotor 017867 008198
Leeds and Northrup D.C. Servomotor 017867 008198

$80.40

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Leeds and Northrup 9834 DC NULL DETECTOR
Leeds and Northrup 9834 DC NULL DETECTOR

$30.00

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Vintage Antique Leeds And Northrup Galvanometer Black Lacquer Wood Box Working
Vintage Antique Leeds And Northrup Galvanometer Black Lacquer Wood Box Working

$95.00

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Vintage Leeds and Northrup Type test set/meter w/Wood case Type S #5300
Vintage Leeds and Northrup Type test set/meter w/Wood case Type S #5300

$75.00

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Leeds Northrup 8686 Millivolt Potentiometer
Leeds Northrup 8686 Millivolt Potentiometer

$52.15

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leeds and northrup 4360 shunt .1 ohm 15 amps
leeds and northrup 4360 shunt .1 ohm 15 amps

$160.00

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Leeds And Northrup Company 4221-B Resistor 4221B - Untested Serial # 1079168
Leeds And Northrup Company 4221-B Resistor 4221B - Untested Serial # 1079168

$99.00

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Leeds and Northrup 8686 Millivolt Potentiometer Instructions Untested Read
Leeds and Northrup 8686 Millivolt Potentiometer Instructions Untested Read

$25.00

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Leeds And Northrup Company 4221-B Resistor 4221B - Untested Serial # 1544619
Leeds And Northrup Company 4221-B Resistor 4221B - Untested Serial # 1544619

$99.00

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Vintage Leeds and Northrup Potentiometer Antique Science Equipment
Vintage Leeds and Northrup Potentiometer Antique Science Equipment

$100.00

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leeds and northrup potentiometer
leeds and northrup potentiometer

$75.00

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Leeds and Northrup Model 8693 Temperature Potentiometer / Galvanometer
Leeds and Northrup Model 8693 Temperature Potentiometer / Galvanometer

$49.95

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Leeds and Northrup Millivolt Potentiometer/Galvanometer Cat. No. 8690
Leeds and Northrup Millivolt Potentiometer/Galvanometer Cat. No. 8690

$35.95

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NEW OLD STOCK! LEEDS AND NORTHRUP CIRCUIT BOARD 055867 REV. G1
NEW OLD STOCK! LEEDS AND NORTHRUP CIRCUIT BOARD 055867 REV. G1

$49.95

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Leeds & Northrup Decade Resistance Box ~ Pair
Leeds & Northrup Decade Resistance Box ~ Pair

$75.00

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Vintage Leeds and Northrup L&N Potentiometer Indicator Galvanometer Wood Crate
Vintage Leeds and Northrup L&N Potentiometer Indicator Galvanometer Wood Crate

$69.99

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Leeds & Northrup Large 3-Way Switch, Black Bakelite
Leeds & Northrup Large 3-Way Switch, Black Bakelite

$35.00

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Leeds & Northrup KS 9470 Null Voltage Test Set M3012
Leeds & Northrup KS 9470 Null Voltage Test Set M3012

$89.00

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Leeds & Northrup 4020-B 1 OHM Standard Resistor 1694461
Leeds & Northrup 4020-B 1 OHM Standard Resistor 1694461

$115.99

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Leeds & Northrup Volt Box ~ No. 7581 ~ Circa 1930
Leeds & Northrup Volt Box ~ No. 7581 ~ Circa 1930

$90.00

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Leeds And Northrup 1309775 model 4230 "Anthony pattern" Wheatstone bridge.
Leeds And Northrup 1309775 model 4230 "Anthony pattern" Wheatstone bridge.

$1499.00

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LEEDS AND NORTHRUP 445840 Rev3 Circuit Board
LEEDS AND NORTHRUP 445840 Rev3 Circuit Board

$65.00

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Vintage Leeds Northrup No 8662 Precision Potentiometer, w/ manuals
Vintage Leeds Northrup No 8662 Precision Potentiometer, w/ manuals

$65.00

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Leeds & Northrup Wheatstone Bridge Type S Test Set 5300 - Vintage and Gorgeous
Leeds & Northrup Wheatstone Bridge Type S Test Set 5300 - Vintage and Gorgeous

$179.49

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NEW Vintage Leeds & Northrup 8690-2 Millivolt Potentiometer
NEW Vintage Leeds & Northrup 8690-2 Millivolt Potentiometer

$100.00

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Vintage Leeds & Northrup Temperature Potentiometer 8693-2
Vintage Leeds & Northrup Temperature Potentiometer 8693-2

$25.00

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Leeds And Northrup,056098,Electromax Controller
Leeds And Northrup,056098,Electromax Controller

$40.00

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Leeds And Northrup 074699 Memory Module
Leeds And Northrup 074699 Memory Module

$300.16

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LEEDS AND NORTHRUP 444508 DRIVER BOARD AMPLIFIER
LEEDS AND NORTHRUP 444508 DRIVER BOARD AMPLIFIER

$193.99

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Leeds and Northrup 06303 Analyzer Circuit Card
Leeds and Northrup 06303 Analyzer Circuit Card

$665.17

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Leeds and Northrup 445857 + Rev. C servo amplifier A1A1A1XA1
Leeds and Northrup 445857 + Rev. C servo amplifier A1A1A1XA1

$99.60

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Vintage Leeds and Northrup Co Electric Motor 110volt 20amp 1800 RPM With Pulley
Vintage Leeds and Northrup Co Electric Motor 110volt 20amp 1800 RPM With Pulley

$24.99

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Leeds And Northrup Company 056851 Card
Leeds And Northrup Company 056851 Card

$570.77

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Leeds & Northrup 8686 Millivolt Potentiometer Galvanometer w Orig Owners Manual
Leeds & Northrup 8686 Millivolt Potentiometer Galvanometer w Orig Owners Manual

$55.00

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Leeds and Northrup 490062 Speedomax W Chart Paper
Leeds and Northrup 490062 Speedomax W Chart Paper

$30.00

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Leeds And Northrup Company 4221 Resistor 4221 - Untested Serial # 1554754
Leeds And Northrup Company 4221 Resistor 4221 - Untested Serial # 1554754

$99.99

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NEW IN BOX LEEDS AND NORTHRUP POWER SUPPLY 445846
NEW IN BOX LEEDS AND NORTHRUP POWER SUPPLY 445846

$44.10

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Leeds and Northrup 8692-1 Single Range Rack Mount Potentiometer Directions, Used
Leeds and Northrup 8692-1 Single Range Rack Mount Potentiometer Directions, Used

$50.00

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Leeds and Northrup Model 4735 Guarded Wheatstone Bridge Directions, Used
Leeds and Northrup Model 4735 Guarded Wheatstone Bridge Directions, Used

$50.00

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1 10 100 1000 10,000 1Megaohm Ohm Ω Lot of 6pc. Resistance Standard Resistor set
1 10 100 1000 10,000 1Megaohm Ohm Ω Lot of 6pc. Resistance Standard Resistor set

$600.00

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Vintage Leeds And Northrup Bureau Of Power Light GM 796
Vintage Leeds And Northrup Bureau Of Power Light GM 796

$79.99

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Leeds & Northrup 10973-11 Motor/ Pneumatic Converter T186514
Leeds & Northrup 10973-11 Motor/ Pneumatic Converter T186514

$299.99

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LEEDS AND NORTHRUP 8686 IS A MILLIVOLT POTENTIOMETER
LEEDS AND NORTHRUP 8686 IS A MILLIVOLT POTENTIOMETER

$15.99

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L&N Leeds and Northrup 4321 Hamon Transfer Standard 10 Ohm with parallel bar
L&N Leeds and Northrup 4321 Hamon Transfer Standard 10 Ohm with parallel bar

$1050.00

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Leeds and Northrup Cable 086238 086-238 New
Leeds and Northrup Cable 086238 086-238 New

$22.50

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Leeds Northrup Temperature Potentiometer / Galvanometer Cat. No. 8693
Leeds Northrup Temperature Potentiometer / Galvanometer Cat. No. 8693

$59.95

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Leeds And Northrup 078561
Leeds And Northrup 078561

$108.95

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Leeds And Northrup Microtrac II Particle Size Analyzer
Leeds And Northrup Microtrac II Particle Size Analyzer

$1999.99

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LEEDS AND NORTHRUP 101346 VAGE AMPLIFIER 373
LEEDS AND NORTHRUP 101346 VAGE AMPLIFIER 373

$40.00

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Leeds and Northrup 354156 S.P.D.T. Synchronous Converter C79
Leeds and Northrup 354156 S.P.D.T. Synchronous Converter C79

$29.99

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LEEDS AND NORTHRUP 101174 BAL DAMP GAIN PCB BOARD 373
LEEDS AND NORTHRUP 101174 BAL DAMP GAIN PCB BOARD 373

$25.00

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Leeds And Northrup 041392 Disposable Markers Red (Pack of 3)
Leeds And Northrup 041392 Disposable Markers Red (Pack of 3)

$20.44

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Vintage Leeds and Northrup ENF Potentiometer Antique 7581 Volt Box GR Wood ~Tube
Vintage Leeds and Northrup ENF Potentiometer Antique 7581 Volt Box GR Wood ~Tube

$49.95

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LEEDS AND NORTHRUP INSTRUMENTS 074825 MANUAL HAND OUTPUT STATION 1YR WARRANTY
LEEDS AND NORTHRUP INSTRUMENTS 074825 MANUAL HAND OUTPUT STATION 1YR WARRANTY

$105.99

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LEEDS AND NORTHRUP 046268 Rev Digital Display CIRCUIT BOARD (LZ10N)
LEEDS AND NORTHRUP 046268 Rev Digital Display CIRCUIT BOARD (LZ10N)

$84.99

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Vintage Leeds and Northrup Test Box with Potentiometer
Vintage Leeds and Northrup Test Box with Potentiometer

$88.99

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LEEDS & NORTHRUP Cat. No. 5305 Test Set UNTESTED Galvanometer
LEEDS & NORTHRUP Cat. No. 5305 Test Set UNTESTED Galvanometer

$100.00

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LEEDS AND NORTHRUP S.P.D.T. SYCHRONOUS CONVERTER! 354169
LEEDS AND NORTHRUP S.P.D.T. SYCHRONOUS CONVERTER! 354169

$35.00

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Leeds and Northrup Reference Electrode 117481
Leeds and Northrup Reference Electrode 117481

$50.00

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Vintage Leeds and Northrup Volt Potentiometer Model 8687
Vintage Leeds and Northrup Volt Potentiometer Model 8687

$99.99

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LEEDS AND NORTHRUP S.P.D.T. SYCHRONOUS CONVERTER! 354195
LEEDS AND NORTHRUP S.P.D.T. SYCHRONOUS CONVERTER! 354195

$35.00

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leeds and northrup Instrument Unknown Tester (Untested)
leeds and northrup Instrument Unknown Tester (Untested)

$40.00

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LEEDS AND NORTHRUP S.P.D.T. SYCHRONOUS CONVERTER!
LEEDS AND NORTHRUP S.P.D.T. SYCHRONOUS CONVERTER!

$35.00

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Reduced LEEDS AND NORTHRUP CO 752450 MUELLER TEMPERATURE BRIDGE RHEOSTAT
Reduced LEEDS AND NORTHRUP CO 752450 MUELLER TEMPERATURE BRIDGE RHEOSTAT

$199.99

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Leeds And Northrup 8064-A Resistance Thermometer Bridge FREE SHIPPING
Leeds And Northrup 8064-A Resistance Thermometer Bridge FREE SHIPPING

$99.99

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NICE Leeds & Northrup Potentiometer 8667 Wooden Box -Internal Resistance Tester
NICE Leeds & Northrup Potentiometer 8667 Wooden Box -Internal Resistance Tester

$45.00

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Leeds Northrup Electromax Controller 056098
Leeds Northrup Electromax Controller 056098

$64.99

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Vintage Leeds and Northrup Thermocouple Calibrator Potentiometer
Vintage Leeds and Northrup Thermocouple Calibrator Potentiometer

$80.00

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Leeds And Northrup 074699 Memory Module
Leeds And Northrup 074699 Memory Module

$107.77

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Leeds & Northrup 24V DC Motor 017471 Servo-Tek
Leeds & Northrup 24V DC Motor 017471 Servo-Tek

$18.98

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Leeds And Northrup 078559
Leeds And Northrup 078559

$108.95

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Vintage electronics Leeds and Northrup Type S test set/meter w/Wood case #5300
Vintage electronics Leeds and Northrup Type S test set/meter w/Wood case #5300

$195.00

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Vintage Leeds and Northrup Resistor Test Box
Vintage Leeds and Northrup Resistor Test Box

$118.99

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Leeds and Northrup 354156 S.P.D.T. Synchronous Converter
Leeds and Northrup 354156 S.P.D.T. Synchronous Converter

$18.89

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Leeds And Northrup 078561
Leeds And Northrup 078561

$73.95

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LEEDS AND NORTHRUP 029729 CONTACT BRUSH
LEEDS AND NORTHRUP 029729 CONTACT BRUSH

$19.75

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Leeds & Northrup 4223B 0.001 Ohm DC Resistance Standard (Serial # 1709581)
Leeds & Northrup 4223B 0.001 Ohm DC Resistance Standard (Serial # 1709581)

$799.99

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1940's Leeds & Northrup Bridge Tester Now A Bluetooth 2 Speaker Stereo
1940's Leeds & Northrup Bridge Tester Now A Bluetooth 2 Speaker Stereo

$209.00

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Vintage Leeds & Northrup 15 Amps Current Shunt Cat 4360 US Military - Preowned
Vintage Leeds & Northrup 15 Amps Current Shunt Cat 4360 US Military - Preowned

$150.00

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Leeds And Northrup 076735 Return Bend 100200
Leeds And Northrup 076735 Return Bend 100200

$34.95

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Leeds and Northrup Model 8693-2 Temperature Potentiometer For Parts or Repair
Leeds and Northrup Model 8693-2 Temperature Potentiometer For Parts or Repair

$74.99

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Leeds And Northrup Microtrac II Particle Size Analyzer
Leeds And Northrup Microtrac II Particle Size Analyzer

$1999.99

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1945 Leeds And Northrup Co. Philadelphia PA Carburizing Process Vintage Print Ad
1945 Leeds And Northrup Co. Philadelphia PA Carburizing Process Vintage Print Ad

$14.95

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Leeds And Northrup 10970-4 Electro-Pneumatic Converter
Leeds And Northrup 10970-4 Electro-Pneumatic Converter

$39.52

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LEEDS AND NORTHRUP 046672 REV G BOARD 373
LEEDS AND NORTHRUP 046672 REV G BOARD 373

$200.00

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LEEDS AND NORTHRUP 7079-11 TRANSMITTER FOR PH ORP 373
LEEDS AND NORTHRUP 7079-11 TRANSMITTER FOR PH ORP 373

$175.00

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Leeds and Northrup Conductivity Cell 4905-50-44-333-7-000
Leeds and Northrup Conductivity Cell 4905-50-44-333-7-000

$44.99

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Leeds and Northrup Type S Test Set Wood case #5300 Vintage Test Equipment
Leeds and Northrup Type S Test Set Wood case #5300 Vintage Test Equipment

$180.50

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LEEDS AND NORTHRUP 4905 SERIES CONDUCTIVITY CELL 373
LEEDS AND NORTHRUP 4905 SERIES CONDUCTIVITY CELL 373

$60.00

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LEEDS & NORTHRUP 8067 TYPE G1 MUELLER TEMPERATURE BRIDGE
LEEDS & NORTHRUP 8067 TYPE G1 MUELLER TEMPERATURE BRIDGE

$195.00

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Vintage Leeds and Northrup Type K Potentiometer Electrical Test Box
Vintage Leeds and Northrup Type K Potentiometer Electrical Test Box

$137.99

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Graphic Controls 100x Recording Charts for Leeds and Northrup 620047 New
Graphic Controls 100x Recording Charts for Leeds and Northrup 620047 New

$9.99

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LEEDS AND NORTHRUP 4905-50-33-088-7 CONDUCTIVITY CELL WITH TEMP COMPENSATOR 373
LEEDS AND NORTHRUP 4905-50-33-088-7 CONDUCTIVITY CELL WITH TEMP COMPENSATOR 373

$50.00

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LEEDS & NORTHRUP 137111 Printhead Assembly New And Unused
LEEDS & NORTHRUP 137111 Printhead Assembly New And Unused

$49.99

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NEW NO BOX LEEDS AND NORTHRUP STALL TORQUE 8313D859
NEW NO BOX LEEDS AND NORTHRUP STALL TORQUE 8313D859

$39.60

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LEEDS AND NORTHRUP 4905-25-33-073-7 CONDUCTIVITY CELL 373
LEEDS AND NORTHRUP 4905-25-33-073-7 CONDUCTIVITY CELL 373

$50.00

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LN Leeds and Northrup 06323 CIRCUIT BOARD 555
LN Leeds and Northrup 06323 CIRCUIT BOARD 555

$96.00

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Leeds and Northrup 8692-2 Temperature Potentiometer Directions, Used
Leeds and Northrup 8692-2 Temperature Potentiometer Directions, Used

$50.00

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Leeds and Northrup 8692 Temperature Potentiometer Directions, Used
Leeds and Northrup 8692 Temperature Potentiometer Directions, Used

$50.00

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