Image
Category
Collection
Maker
Object type
Place
Material
Date
James Joule's Standard Resistance Cell

James Joule's Standard Resistance Cell

1878

Resistors

Resistors

Graham-Farish "megite" resistor

Graham-Farish "megite" resistor

1927

Standard resistor no. 16561 by W.G. Pye & Co. Ltd.

Standard resistor no. 16561 by W.G. Pye & Co. Ltd.

1896-1950

Three Lissen flexible resistors

Three Lissen flexible resistors

Lissen wirewound resistor, 100 000 ohms

Lissen wirewound resistor, 100 000 ohms

Edison Bell grid-leak resistors and capacitor

Edison Bell grid-leak resistors and capacitor

B. J. Hall & Co rheostat

B. J. Hall & Co rheostat

Ferranti model DPM199 object

Ferranti model DPM199 object

Otto Wolff four terminal stand

Otto Wolff four terminal stand

2000 ohm tubular resistor with conical metal ends

2000 ohm tubular resistor with conical metal ends

Ferranti 750 ohm wire wound power resistor type F.

Ferranti 750 ohm wire wound power resistor type F.

Five watt carbon resistor

Five watt carbon resistor

Graham Farish 100 K resistor with screw terminals

Graham Farish 100 K resistor with screw terminals

Berco heavy-duty wire wound resistor

Berco heavy-duty wire wound resistor

Four leak resistors for oscillogyro

Four leak resistors for oscillogyro

1964-1969

Two watt wire wound resistor

Two watt wire wound resistor

A.C.-D.C. decade resistor

A.C.-D.C. decade resistor

Resistors

Resistors

Standardising Resistors for use with Carey-Foster Bridge

Standardising Resistors for use with Carey-Foster Bridge

Palmer 1500 ohm resistor for use with Palmer colour wheel

Palmer 1500 ohm resistor for use with Palmer colour wheel

circa 1950

Loewe radio 0.25 megohm 'high vacuum' resistor

Loewe radio 0.25 megohm 'high vacuum' resistor

B. J. Hall & Co resistor

B. J. Hall & Co resistor

1900

Ferranti wirewound power resistor, 300 ohms

Ferranti wirewound power resistor, 300 ohms

Motorcycle ignition coil resistor pack

Motorcycle ignition coil resistor pack

Dubilier metallized resistor

Dubilier metallized resistor

Resistor

Resistor

Ferranti boxed resistor grid

Ferranti boxed resistor grid

Resistor for Arc Lamp

Resistor for Arc Lamp

Ferranti resistor.

Ferranti resistor.

Eddystone wire wound resistor

Eddystone wire wound resistor

Cylindrical wire wound variable resistor

Cylindrical wire wound variable resistor

Wire wound interchangeable type resistor

Wire wound interchangeable type resistor

Mains ballast resistor for AC/DC receiver

Mains ballast resistor for AC/DC receiver

Ferranti resistor

Ferranti resistor

Welmegox type 3911 resistor, serial number D276

Welmegox type 3911 resistor, serial number D276

1960-1969

Welmegox type 3911 resistor, serial number D266

Welmegox type 3911 resistor, serial number D266

1960-1969

Ratio Arm Resistors for use with Cary-Foster Bridge

Ratio Arm Resistors for use with Cary-Foster Bridge

Resistance Trolley

Resistance Trolley

1905-1915

RI 25,000-ohm wire wound resistor

RI 25,000-ohm wire wound resistor

1927

Resistance for Kodacopes with 300w Lamps. Sliding adjustment for voltage; lead with switch and plug.

Resistance for Kodacopes with 300w Lamps

Gen.Instr.Resistor Module, type 05-035-157-01

Gen.Instr.Resistor Module, type 05-035-157-01

Valve or resistor

Valve or resistor

Resistor, Branly collection no. 8

Resistor, Branly collection

Resistance box, c.1910. Post Office resistance box, keys and connectors bars.

Post Office resistance box

circa 1910

Ferranti resistor.

Ferranti resistor

Variable resistor.

Variable resistor

Pathex resistor for Pathe Baby Projector. Pathe, France. 2 variable resistances, in metal case; adjustable stops for sliders, ammeter, in lamp circuit, see 0961

Pathex resistor for Pathe Baby Projector. Pathe

1922-1935

Lamp resistance for Kodascopes A, B, K. For 200, 250 or 260 watt lamps. Slider for adjusting voltage. In carrying case.

Lamp resistance for Kodascopes A, B, K

Box of resistors, and holders (approx 40, see note) Manufacturer unknown

A box of resistors and holders