Leeds Northrup




Leeds Northrup Speedomax 165 Graphic Recorder Chart Paper Roll 01091487 544199 G
Leeds Northrup Speedomax 165 Graphic Recorder Chart Paper Roll 01091487 544199 G
$24.99
Leeds  Northrup Speedomax 250 Graphic Chart Paper Recorder Roll 10616218 545666
Leeds Northrup Speedomax 250 Graphic Chart Paper Recorder Roll 10616218 545666
$24.99
LEEDS  NORTHRUP DECADE RESISTANCE BOX 4754
LEEDS NORTHRUP DECADE RESISTANCE BOX 4754
$125.00
Leeds  Northrup Chart Recorder mdl 201 11 000 NN21
Leeds Northrup Chart Recorder mdl 201 11 000 NN21
$199.98
Vintage Leeds  Northrup Co Galvanometer Kelvin Bridge Ohmmeter Unused
Vintage Leeds Northrup Co Galvanometer Kelvin Bridge Ohmmeter Unused
$300.00
Vintage Leeds  Northrup Co Galvanometer 5305 Test Set Ser No 1339916
Vintage Leeds Northrup Co Galvanometer 5305 Test Set Ser No 1339916
$200.00
LOT 11 NEW LEEDS NORTHRUP 528901 RECORDER CHART PAPER D230948
LOT 11 NEW LEEDS NORTHRUP 528901 RECORDER CHART PAPER D230948
$13.68
Leeds  Northrup Co Optical Pyrometer SN 248342 w Hickok Power Compartment
Leeds Northrup Co Optical Pyrometer SN 248342 w Hickok Power Compartment
$80.74
LEEDS  NORTHRUP 5305 TEST SET RESISTANCE MEASUREMENTS GALVANOMETER
LEEDS NORTHRUP 5305 TEST SET RESISTANCE MEASUREMENTS GALVANOMETER
$75.00
LEEDS  NORTHRUP 4725 VINTAGE OPEN DIAL WHEATSTONE BRIDGE
LEEDS NORTHRUP 4725 VINTAGE OPEN DIAL WHEATSTONE BRIDGE
$275.00
LEEDS  NORTHRUP 5430 AM 1 TEST SET GALVANOMETER
LEEDS NORTHRUP 5430 AM 1 TEST SET GALVANOMETER
$75.00
LEEDS  NORTHRUP 4306 KELVIN BRIDGE
LEEDS NORTHRUP 4306 KELVIN BRIDGE
$325.00
LEEDS  NORTHRUP 7591 VOLT BOX POTENTIOMETER
LEEDS NORTHRUP 7591 VOLT BOX POTENTIOMETER
$195.00
LEEDS  NORTHRUP LN DIGITAL CHART RECORDER LN2
LEEDS NORTHRUP LN DIGITAL CHART RECORDER LN2
$100.00
LEEDS  NORTHRUP LN DIGITAL CHART RECORDER LN1
LEEDS NORTHRUP LN DIGITAL CHART RECORDER LN1
$150.00
NEW LEEDS NORTHRUP 152137 COMPENSATOR TEMPERATURE 5 1 2 IN PROBE B325186
NEW LEEDS NORTHRUP 152137 COMPENSATOR TEMPERATURE 5 1 2 IN PROBE B325186
$39.68
VINTAGE LEEDS  NORTHRUP SELF INDUCTANCE Tester Milli Henrys
VINTAGE LEEDS NORTHRUP SELF INDUCTANCE Tester Milli Henrys
$40.00
LEEDS  NORTHRUP 7555 TYPE K 5 POTENTIOMETER
LEEDS NORTHRUP 7555 TYPE K 5 POTENTIOMETER
$227.65
8 LEEDS  NORTHRUP OIL IMMERSION 10 10000 OHMS RESISTOR RESISTANCE STANDARDS
8 LEEDS NORTHRUP OIL IMMERSION 10 10000 OHMS RESISTOR RESISTANCE STANDARDS
$404.04
LEEDS NORTHRUP 5305 RESISTENCE BRIDGE
LEEDS NORTHRUP 5305 RESISTENCE BRIDGE
$125.00
Leeds Northrup Reflecting Mirror Galvanometer Gray model 2430 C tester free ship
Leeds Northrup Reflecting Mirror Galvanometer Gray model 2430 C tester free ship
$69.99
Vintage Leeds Northrup potentiometer model 782646 wooden box tester free ship
Vintage Leeds Northrup potentiometer model 782646 wooden box tester free ship
$64.99
LEEDS AND NORTHRUP 8686 IS A MILLIVOLT POTENTIOMETER
LEEDS AND NORTHRUP 8686 IS A MILLIVOLT POTENTIOMETER
$49.00
LEEDS  NORTHRUP 100000 OHM DC VOLTAGE DIVIDER
LEEDS NORTHRUP 100000 OHM DC VOLTAGE DIVIDER
$195.00
 LEEDS  NORTHRUP CAT  8248 10
LEEDS NORTHRUP CAT 8248 10
$32.00
Vintage Leeds  Northrup 8690 2 Millivolt Potentiometer Untested As Is
Vintage Leeds Northrup 8690 2 Millivolt Potentiometer Untested As Is
$39.99
LEEDS  NORTHRUP SPEEDOMAX CHART RECORDER
LEEDS NORTHRUP SPEEDOMAX CHART RECORDER
$200.00
LEEDS  NORTHRUP CALIBRATOR TESTER MODEL 9696
LEEDS NORTHRUP CALIBRATOR TESTER MODEL 9696
$799.99
Leeds  Northrup LN Speedomax G H W 6430 6460 Series 80 60 Directions  MORE
Leeds Northrup LN Speedomax G H W 6430 6460 Series 80 60 Directions MORE
$75.00
vintage LN LEEDS  NORTHRUP 5305 TEST SET galvanometer ohms resistance meter
vintage LN LEEDS NORTHRUP 5305 TEST SET galvanometer ohms resistance meter
$89.99
NEW LEEDS NORTHRUP 4973 1 333 10 000 CONDUCTIVITY CELL D479431
NEW LEEDS NORTHRUP 4973 1 333 10 000 CONDUCTIVITY CELL D479431
$110.00
LEEDS  NORTHRUP LN Model 9876 m DC POWER SUPPLY
LEEDS NORTHRUP LN Model 9876 m DC POWER SUPPLY
$60.00
LEEDS AND NORTHRUP SLIDE WIRE WHEATSTONE BRIDGE VINTAGE MODEL 4203 Free Ship
LEEDS AND NORTHRUP SLIDE WIRE WHEATSTONE BRIDGE VINTAGE MODEL 4203 Free Ship
$30.00
VINTAGE ELECTROMAX LEEDS  NORTHRUP LN AMPLIFIER cat  6251 B
VINTAGE ELECTROMAX LEEDS NORTHRUP LN AMPLIFIER cat 6251 B
$40.00
1939 Leeds  Northrup Vintage ELCTRO CHEMOGRAPH Polarographic Analysis Test
1939 Leeds Northrup Vintage ELCTRO CHEMOGRAPH Polarographic Analysis Test
$8.99
LEEDS  NORTHRUP PRIMARY VARIABLE LOW RESISTANCE STANDARD MODEL 4300
LEEDS NORTHRUP PRIMARY VARIABLE LOW RESISTANCE STANDARD MODEL 4300
$425.00
LEEDS  NORTHRUP PRIMARY VARIABLE LOW RESISTANCE STANDARD 21502
LEEDS NORTHRUP PRIMARY VARIABLE LOW RESISTANCE STANDARD 21502
$325.00
NEWLot of 46 Leeds  Northrup Chart Recording Instrument Paper No 30678562
NEWLot of 46 Leeds Northrup Chart Recording Instrument Paper No 30678562
$165.00
LEEDS  NORTHRUP SPEEDOMAX CHART RECORDER
LEEDS NORTHRUP SPEEDOMAX CHART RECORDER
$349.99
LEEDS  NORTHRUP 063232 ANALOG MODULE CONTROL NEW OUT OF A BOX
LEEDS NORTHRUP 063232 ANALOG MODULE CONTROL NEW OUT OF A BOX
$407.00
LEEDS  NORTHRUP SILSBEE CURRENT TRANSFORMER TESTING SET 7150
LEEDS NORTHRUP SILSBEE CURRENT TRANSFORMER TESTING SET 7150
$325.00
LEEDS NORTHRUP 1026710250100101 CONTROLLER USED
LEEDS NORTHRUP 1026710250100101 CONTROLLER USED
$250.00
LOT 6 NEW LEEDS NORTHRUP 041393 BLUE DISPOSABLE MARKER PEN D359561
LOT 6 NEW LEEDS NORTHRUP 041393 BLUE DISPOSABLE MARKER PEN D359561
$11.46
Leeds  Northrup Speedomax W Chart Paper 490173
Leeds Northrup Speedomax W Chart Paper 490173
$2.89
Run up box Leeds  Northrup co CAT 9912
Run up box Leeds Northrup co CAT 9912
$55.99
LEEDS  NORTHRUP Antique Open Dial Wheatstone Bridge
LEEDS NORTHRUP Antique Open Dial Wheatstone Bridge
$140.00
LEEDS  NORTHRUP POTENTIOMETER WOODEN CASE Scintilla Bendix RANGE INDICATOR LN
LEEDS NORTHRUP POTENTIOMETER WOODEN CASE Scintilla Bendix RANGE INDICATOR LN
$45.00
Leeds  Northrup Constant Voltage DC Power Supply 099034 3 Volt 2444 mA
Leeds Northrup Constant Voltage DC Power Supply 099034 3 Volt 2444 mA
$14.99
Leeds  Northrup Catalog No 2400B Mystery
Leeds Northrup Catalog No 2400B Mystery
$299.00
LEEDS AND NORTHRUP 8686 IS A MILLIVOLT POTENTIOMETER
LEEDS AND NORTHRUP 8686 IS A MILLIVOLT POTENTIOMETER
$75.00
LEEDS  NORTHRUP LN MULTIPLE RANGE POTENTIOMETER INDICATOR
LEEDS NORTHRUP LN MULTIPLE RANGE POTENTIOMETER INDICATOR
$40.00
LEEDS  NORTHRUP K5 9534 L5 UNBALANCED 750 ATTENUATOR
LEEDS NORTHRUP K5 9534 L5 UNBALANCED 750 ATTENUATOR
$175.00
VINTAGE ELECTROMAX LEEDS  NORTHRUP LN AMPLIFIER
VINTAGE ELECTROMAX LEEDS NORTHRUP LN AMPLIFIER
$40.00
Leeds  Northrup Potentiometer 8662
Leeds Northrup Potentiometer 8662
$65.00
LOT OF 138 ROLLS OF LEEDS  NORTHRUP MINIATURE RECORDER CHART PAPER 679512 NEW
LOT OF 138 ROLLS OF LEEDS NORTHRUP MINIATURE RECORDER CHART PAPER 679512 NEW
$149.99
LOT OF 12 ROLLS OF LEEDS  NORTHRUP CHART PAPER 545009 G NEW
LOT OF 12 ROLLS OF LEEDS NORTHRUP CHART PAPER 545009 G NEW
$39.99
Vintage LEEDS Northrup DC Null Detector Power Supply Test Meter Tube Based
Vintage LEEDS Northrup DC Null Detector Power Supply Test Meter Tube Based
$48.00
Vintage Leeds  Northrup Stromberg Carlson 42 51165 Potentiometer Body Parts
Vintage Leeds Northrup Stromberg Carlson 42 51165 Potentiometer Body Parts
$289.99
LEEDS  NORTHRUP 4249 MEGOHOM MICROMHO RESISTANCE STANDARD
LEEDS NORTHRUP 4249 MEGOHOM MICROMHO RESISTANCE STANDARD
$325.00
Leeds  Northrup LN Speedomax G H W 6430 6460 Series 80 60 Directions  MORE
Leeds Northrup LN Speedomax G H W 6430 6460 Series 80 60 Directions MORE
$75.00
Leeds  Northrup LN Series 80 3 Action DAT Controller Directions
Leeds Northrup LN Series 80 3 Action DAT Controller Directions
$17.50
Leeds  Northrup LN 7553 5 7553 6 Type K 3 Universal Potentiometers Directions
Leeds Northrup LN 7553 5 7553 6 Type K 3 Universal Potentiometers Directions
$21.00
Leeds  Northrup LN 6430 6460 Series Electromax III Controllers Directions
Leeds Northrup LN 6430 6460 Series Electromax III Controllers Directions
$24.50
Leeds  Northrup LN 4905 Series Conductivity Cells Directions
Leeds Northrup LN 4905 Series Conductivity Cells Directions
$14.00
Leeds  Northrup LN 10769 10769 G Control Units for Electric Furnace Directions
Leeds Northrup LN 10769 10769 G Control Units for Electric Furnace Directions
$12.00
Leeds  Northrup LN Series 38 Pneumatic Control Parts Catalog
Leeds Northrup LN Series 38 Pneumatic Control Parts Catalog
$12.00
Leeds  Northrup LN 10760 Series Control Units Parts Catalog
Leeds Northrup LN 10760 Series Control Units Parts Catalog
$12.00
LEEDS NORTHRUP LN MODEL 8690 MILLIVOLT POTENTIOMETER GALVANOMETER
LEEDS NORTHRUP LN MODEL 8690 MILLIVOLT POTENTIOMETER GALVANOMETER
$52.00
Leeds Northrup Chart Recorder Plotter
Leeds Northrup Chart Recorder Plotter
$80.00
++ VINTAGE 50s Leeds  Northrup Co Potentiometer NUCLEAR ERA
++ VINTAGE 50s Leeds Northrup Co Potentiometer NUCLEAR ERA
$240.00
LEEDS  NORTHRUP LN 9828 NULL DETECTOR GUARDED POTENTIOMETER 7556 bb
LEEDS NORTHRUP LN 9828 NULL DETECTOR GUARDED POTENTIOMETER 7556 bb
$400.00
LEEDS NORTHRUP STUDENTS POTENTIOMETER MODEL 7645 VINTAGE
LEEDS NORTHRUP STUDENTS POTENTIOMETER MODEL 7645 VINTAGE
$69.99
LEEDS NORTHRUP STUDENTS POTENTIOMETER MODEL 7645 VINTAGE
LEEDS NORTHRUP STUDENTS POTENTIOMETER MODEL 7645 VINTAGE
$59.99
LEEDS  NORTHRUP AC DC DECADE RESISTOR 4755
LEEDS NORTHRUP AC DC DECADE RESISTOR 4755
$125.00
Leeds  Northrup 4025B 10ohm
Leeds Northrup 4025B 10ohm
$250.00
Leeds  Northrup 4045B
Leeds Northrup 4045B
$395.00
Leeds  Northrup 4040B
Leeds Northrup 4040B
$395.00
Vintage LEEDS  NORTHRUP Multiple Range Potentiometer Indicator  Directions LN
Vintage LEEDS NORTHRUP Multiple Range Potentiometer Indicator Directions LN
$58.50
LEEDS AND NORTHRUP CO 8067 MUELLER TEMPERATURE BRIDGE
LEEDS AND NORTHRUP CO 8067 MUELLER TEMPERATURE BRIDGE
$325.00
Leeds  Northrup Millivolt Potentiometers 8686 8686 2 8686 3 With Manual
Leeds Northrup Millivolt Potentiometers 8686 8686 2 8686 3 With Manual
$64.95
INCOLN THERMAL CONVERTER CW10 LEEDS  NORTHRUP
INCOLN THERMAL CONVERTER CW10 LEEDS NORTHRUP
$25.00
Leeds  Northrup Manual 7552 Potentiometer Operating Directions w Schematics
Leeds Northrup Manual 7552 Potentiometer Operating Directions w Schematics
$20.00
Leeds  Northrup Electronic Speed Changer 120V 50 60 Hz 351567
Leeds Northrup Electronic Speed Changer 120V 50 60 Hz 351567
$262.73
Leeds and Northrup Co Type G 1 Mueller Temperature Bridge 8067
Leeds and Northrup Co Type G 1 Mueller Temperature Bridge 8067
$1,359.09
Leeds  Northrup Co Cat 8687 Volt Potentiometer with case  manual collectable
Leeds Northrup Co Cat 8687 Volt Potentiometer with case manual collectable
$325.80
Leeds  Northrup 8692 2 Temperature Potentiometer in case vintage collectable
Leeds Northrup 8692 2 Temperature Potentiometer in case vintage collectable
$244.15
Leeds Northrup KS 3011 Wheatstone Bridge
Leeds Northrup KS 3011 Wheatstone Bridge
$99.99
Leeds  Northrup Millivolt Testing Unit Reactor MTR Real Inst 1138212
Leeds Northrup Millivolt Testing Unit Reactor MTR Real Inst 1138212
$229.00
Leeds  Northrup Resistance ReferenceStandards 8 01 Ohm to 1 MegOhm TEST
Leeds Northrup Resistance ReferenceStandards 8 01 Ohm to 1 MegOhm TEST
$1,500.00
LEEDS  NORTHRUP Test Set Resistance Measurements Galvanometer w Wooden Box USN
LEEDS NORTHRUP Test Set Resistance Measurements Galvanometer w Wooden Box USN
$79.99
Leeds  Northrup Manual Speedomax W Recorder Directions Man w Schem Issue 6
Leeds Northrup Manual Speedomax W Recorder Directions Man w Schem Issue 6
$32.00
Leeds  Northrup Manual Speedomax W Recorder Directions Man w Schem Issue 3
Leeds Northrup Manual Speedomax W Recorder Directions Man w Schem Issue 3
$32.00
Leeds  Northrup Manual Speedomax W Recorder Directions Man w Schem Issue 2
Leeds Northrup Manual Speedomax W Recorder Directions Man w Schem Issue 2
$32.00
Leeds  Northrup Manual Speedomax H  W Recorder Direct Man w Schem Issue 8
Leeds Northrup Manual Speedomax H W Recorder Direct Man w Schem Issue 8
$32.00
Leeds  Northrup Manual Speedomax H  W Recorder Direct Man w Schem Issue 3
Leeds Northrup Manual Speedomax H W Recorder Direct Man w Schem Issue 3
$32.00
Leeds  Northrup Manual Speedomax H  W Recorder Direct Man w Schem Issue 7
Leeds Northrup Manual Speedomax H W Recorder Direct Man w Schem Issue 7
$32.00




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