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Leeds Northrup

Leeds Northrup

VINTAGE LEEDS  NORTHRUP SELF INDUCTANCE Tester Milli Henrys
VINTAGE LEEDS NORTHRUP SELF INDUCTANCE Tester Milli Henrys
$40.00

Vintage Leeds  and Northrup Guarded Wheatstone Bridge 4232 Nice
Vintage Leeds and Northrup Guarded Wheatstone Bridge 4232 Nice
$199.00

Vintage Leeds  Northrup Potentiometer As Pictured
Vintage Leeds Northrup Potentiometer As Pictured
$29.99

Leeds  Northrup Model 8686 Millivolt potentiometer
Leeds Northrup Model 8686 Millivolt potentiometer
$65.00

Leeds  Northrup 1634078 Standard Resistor 1000 Ohm TESTED
Leeds Northrup 1634078 Standard Resistor 1000 Ohm TESTED
$49.99

leedsnorthrup 4776 resistance decacde resistor box
leedsnorthrup 4776 resistance decacde resistor box
$50.00

L  N Leeds  Northrup 8690 2 Millivolt Potentiometer  9912 Run Up Box
L N Leeds Northrup 8690 2 Millivolt Potentiometer 9912 Run Up Box
$49.99

Vintage Leeds  Northrup Potentiometer In Wooden Case
Vintage Leeds Northrup Potentiometer In Wooden Case
$79.00

Leeds and Northrup Model 8062 resistance thermometer bridge
Leeds and Northrup Model 8062 resistance thermometer bridge
$25.00

Leeds  Northrup DC Null Detector 9834 2 w Tubes
Leeds Northrup DC Null Detector 9834 2 w Tubes
$39.50

LEEDS NORTHRUP 8690 MILLIVOLT POTENTIOMETER GALVANOMETER
LEEDS NORTHRUP 8690 MILLIVOLT POTENTIOMETER GALVANOMETER
$31.00

Leeds  Northrup 4221 01 Ohm Standard Resistor w Oil Bath
Leeds Northrup 4221 01 Ohm Standard Resistor w Oil Bath
$200.00

VINTAGE LEEDS  NORTHRUP POTENTIOMETER INDICATOR
VINTAGE LEEDS NORTHRUP POTENTIOMETER INDICATOR
$50.00

LEEDS  NORTHRUP RUN UP BOX 9912
LEEDS NORTHRUP RUN UP BOX 9912
$49.99

ANTIQUE VINTAGE OLD LEEDS  NORTHRUP L  N POTENTIOMETER INDICATOR WOOD CASE
ANTIQUE VINTAGE OLD LEEDS NORTHRUP L N POTENTIOMETER INDICATOR WOOD CASE
$34.99

Leeds  Northrup Model 8686 Millivolt potentiometer
Leeds Northrup Model 8686 Millivolt potentiometer
$50.00

VINTAGE LEEDS NORTHRUP WENNER POTENTIOMETER CAT 7559
VINTAGE LEEDS NORTHRUP WENNER POTENTIOMETER CAT 7559
$299.99

LEEDS  NORTHRUP 8696 2 MILLIVOLT POTENTIOMETER
LEEDS NORTHRUP 8696 2 MILLIVOLT POTENTIOMETER
$20.00

LEEDS  NORTHRUP 8686 MILLIVOLT POTENTIOMETER NICE N CLEAN
LEEDS NORTHRUP 8686 MILLIVOLT POTENTIOMETER NICE N CLEAN
$24.99

 Leeds Northrup Vintage VOLTAGE STANDARD 1176957
Leeds Northrup Vintage VOLTAGE STANDARD 1176957
$299.99

VINTAGE LEEDS NORTHRUP Portable Precision Potentiometer 8662 with Directions
VINTAGE LEEDS NORTHRUP Portable Precision Potentiometer 8662 with Directions
$30.00

Leeds  Northrup Model 4775 Decade Resistor Box
Leeds Northrup Model 4775 Decade Resistor Box
$39.99

Vintage Leeds Northrup Temperature Recorder Potentiometer  Standard cell B3210
Vintage Leeds Northrup Temperature Recorder Potentiometer Standard cell B3210
$500.00

LEEDS  NORTHRUP 4385 SHUNT BOX CALIBRATED
LEEDS NORTHRUP 4385 SHUNT BOX CALIBRATED
$150.00

Leeds  Northrup Co Portable Galvanometer
Leeds Northrup Co Portable Galvanometer
$29.99

Lot of 2 Vintage Resistors by Leeds  Northrup Co Eppley Laboratory Inc
Lot of 2 Vintage Resistors by Leeds Northrup Co Eppley Laboratory Inc
$59.99

 LEEDS  NORTHRUP CAT  8248 10
LEEDS NORTHRUP CAT 8248 10
$40.00

LEEDS  NORTHRUP 10 OHMS RESISTOR
LEEDS NORTHRUP 10 OHMS RESISTOR
$95.00

LEEDS  NORTHRUP PRIMARY VARIABLE LOW RESISTANCE STANDARD MODEL 4300
LEEDS NORTHRUP PRIMARY VARIABLE LOW RESISTANCE STANDARD MODEL 4300
$450.00

Vintage 1940s Leeds  Northrup Test Set No 5430 A Wheatstone Bridge Wood Box
Vintage 1940s Leeds Northrup Test Set No 5430 A Wheatstone Bridge Wood Box
$47.99

Leeds  Northrup Kelvin Bridge Ohmmeter  4286
Leeds Northrup Kelvin Bridge Ohmmeter 4286
$99.00

Vintage Leeds  Northrup Type S Testing Set No Reserve Bid
Vintage Leeds Northrup Type S Testing Set No Reserve Bid
$20.00

Vintage Leeds  Northrup Stromberg Carlson Potentiometer model 7591
Vintage Leeds Northrup Stromberg Carlson Potentiometer model 7591
$90.00

Vintage Leeds  and Northrup Universal Potentiometer Type K 3 Made in USA Nice
Vintage Leeds and Northrup Universal Potentiometer Type K 3 Made in USA Nice
$149.00

Vintage Leeds  Northrup L  N Potentiometer in Wood Case
Vintage Leeds Northrup L N Potentiometer in Wood Case
$150.00

LEEDS  NORTHRUP MODEL 8686 MILLIVOLT POTENTIOMETER
LEEDS NORTHRUP MODEL 8686 MILLIVOLT POTENTIOMETER
$179.00

Vintage Leeds  Northrup Temperature Potentiometer model 8693 Untested
Vintage Leeds Northrup Temperature Potentiometer model 8693 Untested
$35.00

Leeds  Northrup Test Set 5430 AM 1
Leeds Northrup Test Set 5430 AM 1
$40.00

LEEDS  NORTHRUP 933 NUMATRON Temperature Indicator Gauge Probe Sensor  Cord
LEEDS NORTHRUP 933 NUMATRON Temperature Indicator Gauge Probe Sensor Cord
$49.99

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 Reflecting Mirror Galvanometer Gray model 2430 C tester free ship
Leeds Northrup Reflecting Mirror Galvanometer Gray model 2430 C tester free ship
$74.99

Leeds  Northrup 0 1000F Range Card 650003 Type J
Leeds Northrup 0 1000F Range Card 650003 Type J
$40.00

Leeds  Northrup 9834 1 120V 06Amp Chassis DC Null Detector
Leeds Northrup 9834 1 120V 06Amp Chassis DC Null Detector
$45.00

Vintage Leeds Northrup potentiometer model 782646 wooden box tester free ship
Vintage Leeds Northrup potentiometer model 782646 wooden box tester free ship
$74.99

Leeds  Northrup LN 2430 E light beam galvanometer  guaranteed
Leeds Northrup LN 2430 E light beam galvanometer guaranteed
$175.50

Antique Vintage Leeds  Northrup LN Model 5305 Resistance 9999 Ohms Test Set
Antique Vintage Leeds Northrup LN Model 5305 Resistance 9999 Ohms Test Set
$72.44

LEEDS  NORTHRUP THOMAS 1 ONE OHM 4210 STANDARD
LEEDS NORTHRUP THOMAS 1 ONE OHM 4210 STANDARD
$575.00

Vintage Leeds  and Northrup Light Beam Projection Galvanometer 2430 C
Vintage Leeds and Northrup Light Beam Projection Galvanometer 2430 C
$199.00

LEEDS  NORTHRUP 8693 TEMPERATURE POTENTIOMETER
LEEDS NORTHRUP 8693 TEMPERATURE POTENTIOMETER
$105.00

Leeds  Northrup 0 1500F Range Card 650019 Type J
Leeds Northrup 0 1500F Range Card 650019 Type J
$40.00

LEEDS  NORTHRUP CO POTENTIOMETER
LEEDS NORTHRUP CO POTENTIOMETER
$130.00

Vintage Leeds Northrup potentiometer model 7555 type K 5 tester free ship
Vintage Leeds Northrup potentiometer model 7555 type K 5 tester free ship
$89.99

Vintage Leeds  Northrup Potentiometer Indicator
Vintage Leeds Northrup Potentiometer Indicator
$224.25

LEEDS AND NORTHRUP CONDUCTIVITY ASSEMBLY NEW
LEEDS AND NORTHRUP CONDUCTIVITY ASSEMBLY NEW
$39.00

LEEDS  NORTHRUP GALVANOMETER LIGHT BEAM CAT NO 2430 C
LEEDS NORTHRUP GALVANOMETER LIGHT BEAM CAT NO 2430 C
$101.25

Leeds  Northrup 4040B
Leeds Northrup 4040B
$395.00

LEEDS NORTHRUP 5305 RESISTENCE BRIDGE
LEEDS NORTHRUP 5305 RESISTENCE BRIDGE
$125.00

LEEDS NORTHRUP STUDENTS POTENTIOMETER MODEL 7645 GOOD CONDITION VINTAGE
LEEDS NORTHRUP STUDENTS POTENTIOMETER MODEL 7645 GOOD CONDITION VINTAGE
$100.00

VINTAGE LEEDS  NORTHRUP POTENTIOMETER WOODEN CASE Scintilla Bendix Sidney NY
VINTAGE LEEDS NORTHRUP POTENTIOMETER WOODEN CASE Scintilla Bendix Sidney NY
$25.99

Leeds  Northrup Star I Industrial Controller
Leeds Northrup Star I Industrial Controller
$100.00



1 MegOhm

THE resistance standard in the USA for decades.

This is an original 1922 black and white print ad for the portable Hydrogen-ion potentiometer that was made and sold by the Leeds & Northrup Company of 4901 Stenton Avenue, Philadelphia, Pennsylvania (PA).

The range of this unit is 0.001 uF/step to 0.1 uF/step for a total of 1.11uF maximum.



Leeds Northrup Recently Purchased:

LEEDS NORTHRUP 074419 NSPP 074419, LEEDS NORTHRUP 074419 USPP 074419, LEEDS NORTHRUP 205452 USPP 205452, LEEDS NORTHRUP 205435 USPP 205435, LEEDS NORTHRUP 8627 USPP 8627, LEEDS NORTHRUP 445847 NSPP 445847, LEEDS NORTHRUP 205176 USPP 205176, LEEDS NORTHRUP 4908 1 44 333 1 02 000 NSFP 4908144333102000, LEEDS NORTHRUP 205347 USPP 205347, LEEDS NORTHRUP 212 1 1100 2 0 00 04000000000000 USPP 2121110020000400, Leeds Northrup Potentiometer Facillity w 9462 A Galvanometer Primary Standard, LEEDS NORTHRUP 6110P6011303100 USPP 6110P6011303100, LEEDS NORTHRUP 205177 USPP 205177, LEEDS NORTHRUP 445847 USPP 445847, LEEDS NORTHRUP 4908 X10 44 333 X1 02 000 00 NSPP 4908X1044333X102, LEEDS NORTHRUP 056849 USPP 056849, LEEDS NORTHRUP 064322 USPP 064322, LEEDS NORTHRUP 078697 NSFP 078697, LEEDS NORTHRUP 074417 NSPP 074417, Leeds Northrup CPU 228289 A1 A3 Control Board LN New, LEEDS NORTHRUP 228289 USPP 228289, LEEDS NORTHRUP 074417 USPP 074417, LEEDS NORTHRUP 6014 3 21 1 0 00 00 100 103 USPP 6014321100000100, Leeds Northrup CPU 228289 Memory 074413 LN, LEEDS NORTHRUP 046276 USPP 046276, LEEDS NORTHRUP 6014 3 07 1 0 00 00 100 103 USPP 6014307100000100, LEEDS NORTHRUP 060188 USPP 060188, LEEDS NORTHRUP 205151 USPP 205151, LN Leeds Northrup 4210 Thomas one ohm NISTcertified, Leeds and Northrup Co Type G 1 Mueller Temperature Bridge 8067, H3 3 1 NEW LEEDS NORTHRUP 056316 PANEL VIEW, LEEDS NORTHRUP 134 3074 00 L0077 6 BO 188 USPP 134307400L00776B, LEEDS NORTHRUP 228219 NSPP 228219, LEEDS NORTHRUP 10970 40 NSPP 1097040, LEEDS NORTHRUP 6014 3 04 1 0 00 00 100 206 USPP 6014304100000101, LEEDS NORTHRUP 074441 NSPP 074441, LEEDS NORTHRUP 056507 USPP 056507, LEEDS NORTHRUP 6015 3 04 1 0 00 00 100 110 NSPP 6015304100000100,

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