Collection of instruments made by Electronic Instruments Ltd

Collection of instruments (pH meters etc) made by Electronic Instruments Ltd (E.I.L) 1946-1965 (60 items)

Details

Category:
Experimental Chemistry
Object Number:
1984-635
credit:
Kent Industrial Measurements

Parts

Direct reading pH meter

Direct reading pH meter, model 23, (serial no.23224). E.I.L., Richmond, Surrey, 1947-1960

Object Number:
1984-635/1
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
Direct reading pH meter

Direct reading pH meter

Direct reading pH meter, model 23 A, (serial no.233993A). E.I.L., Richmond, Surrey,

Object Number:
1984-635/2
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
Industrial pH transmitter

Industrial pH transmitter

Industrial pH transmitter, model 28, (serial no.281) for automatic recording and control of pH. E.I.L., Richmond, Surrey, c. 1950

Object Number:
1984-635/3
type:
ph meter and ph transmittor
Image ©
The Board of Trustees of the Science Museum
Industrial pH meter

Industrial pH meter

Industrial pH meter, model 28A. E.I.L., Richmond, Surrey

Object Number:
1984-635/4
type:
ph meter
Two industrial pH meters

Two industrial pH meters

Two industrial pH meters, model 28AM (serial nos.285 AM and 2841 AM). E.I.L., Richmond, Surrey

Object Number:
1984-635/5
type:
ph meter
Portable pH meter

Portable pH meter

Portable pH meter, model 42. E.I.L., Richmond, Surrey

Object Number:
1984-635/6
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
pH meter

pH meter

pH meter, model 2320, (serial no. 23284B) E.I.L., Richmond, Surrey

Object Number:
1984-635/7
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
Portable pH meter

Portable pH meter

Portable pH meter, model 3030, in carrying case with accessories. E.I.L., Richmond, Surrey, 1979

Object Number:
1984-635/8
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
E.I..L. portable pH meter

E.I..L. portable pH meter

E.I..L. portable pH meter, model 3050, (serial no. 997571) in plastic case. Made in Taiwan

Object Number:
1984-635/9
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
pH meter model 7010. E.I.L., Richmond, Surrey

pH meter model 7010. E.I.L., Richmond, Surrey

pH meter model 7010. E.I.L., Richmond, Surrey

Object Number:
1984-635/10
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
pH meter model 7020. E.I.L., Richmond, Surrey

pH meter model 7020. E.I.L., Richmond, Surrey

pH meter model 7020. E.I.L., Richmond, Surrey

Object Number:
1984-635/11
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
Laboratory pH meter model 7030

Laboratory pH meter model 7030

Laboratory pH meter model 7030, (serial no. 7030 0018). E.I.L., Richmond, Surrey

Object Number:
1984-635/12
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
Vibret laboratory pH meter (serial no.466 64A). E.I.L.

Vibret laboratory pH meter (serial no.466 64A). E.I.L.

Vibret laboratory pH meter (serial no.466 64A). E.I.L., Richmond, Surrey

Object Number:
1984-635/13
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
pH controller model 90A (serial no. 922 98A). E.I.L.

pH controller model 90A (serial no. 922 98A). E.I.L.

pH controller model 90A (serial no. 922 98A). E.I.L., Richmond, Surrey

Object Number:
1984-635/14
type:
ph meter
Image ©
The Board of Trustees of the Science Museum
pH controller model 91B. E.I.L., Richmond, Surrey

pH controller model 91B. E.I.L., Richmond, Surrey

pH controller model 91B. E.I.L., Richmond, Surrey

Object Number:
1984-635/15
type:
ph controller
Image ©
The Board of Trustees of the Science Museum
pH controller (ON/OFF) model 92A

pH controller (ON/OFF) model 92A

pH controller (ON/OFF) model 92A, E.I.L., Richmond, Surrey

Object Number:
1984-635/16
type:
ph controller
Image ©
The Board of Trustees of the Science Museum
pH controller (two-term) model 92C (serial no. 92 362C). E.I.L.

pH controller (two-term) model 92C (serial no. 92 362C). E.I.L.

pH controller (two-term) model 92C (serial no. 92 362C). E.I.L., Richmond, Surrey

Object Number:
1984-635/17
type:
ph controller
Image ©
The Board of Trustees of the Science Museum
pH calibration unit model 77 (serial no. 7763) mounted in wooden carrying box. E.I.L.

pH calibration unit model 77 (serial no. 7763) mounted in wooden carrying box. E.I.L.

pH calibration unit model 77 (serial no. 7763) mounted in wooden carrying box. E.I.L., Richmond, Surrey

Object Number:
1984-635/18
type:
ph calibration unit
Image ©
The Board of Trustees of the Science Museum

pH alarm unit (high/low pH) model F.28 (serial no. 140 3588/F28 257). Made by Evershed and Vignoles Ltd

pH alarm unit (high/low pH) model F.28 (serial no. 140 3588/F28 257). Made by Evershed and Vignoles Ltd, for E.I.L.

Object Number:
1984-635/19
type:
ph alarm unit and ph meter
Image ©
The Board of Trustees of the Science Museum
Two volumetric titration units for use with model 24

Two volumetric titration units for use with model 24

Two volumetric titration units for use with model 24, one mounted on stand with stirrer. ( serial nos. 24310059, mounted and 24310018)

Object Number:
1984-635/20
type:
volumetric titration apparatus
Image ©
The Board of Trustees of the Science Museum
Three pH electrodes

Three pH electrodes

Three pH electrodes (serial nos. 3005/300, RH 23/1 and TQ 28B)

Object Number:
1984-635/21
type:
ph electrodes

pH electrode for high temperatures (serial no. 1027/900). E.I.L.

pH electrode for high temperatures (serial no. 1027/900). E.I.L., Richmond, Surrey

Object Number:
1984-635/22
type:
ph electrode
Image ©
The Board of Trustees of the Science Museum
Dip electrode system for monitoring pH

Dip electrode system for monitoring pH

Dip electrode system for monitoring pH, model B28. E.I.L., Richmond, Surrey

Object Number:
1984-635/24
type:
electrode system
Image ©
The Board of Trustees of the Science Museum
Chloride electrode kit

Chloride electrode kit

Chloride electrode kit, model 8004-2 in plastic case. E.I.L., Chertsey, Surrey

Object Number:
1984-635/25
type:
electrode kit
Image ©
The Board of Trustees of the Science Museum

Two all purpose industrial glass electrodes

Two all-purpose industrial glass electrodes. E.I.L., Richmond, Surrey

Materials:
glass
Object Number:
1984-635/26
type:
electrode
Image ©
The Board of Trustees of the Science Museum
KCl reservoir

KCl reservoir

KCl reservoir, model RQ 28. E.I.L., Richmond, Surrey

Object Number:
1984-635/27
type:
reservoir
Image ©
The Board of Trustees of the Science Museum
Electrode switching unit

Electrode switching unit

Electrode switching unit, model C48A (serial no. C84164A). E.I.L., Richmond, Surrey

Object Number:
1984-635/28
type:
switching unit
Image ©
The Board of Trustees of the Science Museum
Specific ion electrode unit

Specific ion electrode unit

Specific ion electrode unit, model 89 (serial no. 8981 281). Series made by E.I.L.

Object Number:
1984-635/29
type:
electrode unit
Image ©
The Board of Trustees of the Science Museum

Two packs of pH buffer powders

Two packs of pH buffer powders

Object Number:
1984-635/30
type:
ph buffers
Image ©
The Board of Trustees of the Science Museum
Vibron blood pH meter

Vibron blood pH meter

Vibron blood pH meter, model 48A (serial no. 481 14A). E.I.L., Richmond, Surrey

Object Number:
1984-635/31
type:
ph meter and blood ph meter
Image ©
The Board of Trustees of the Science Museum
Portable oxygen meter

Portable oxygen meter

Portable oxygen meter, model 1520 (serial no.1520/2577). E.I.L. 1976

Object Number:
1984-635/32
type:
meter
Image ©
The Board of Trustees of the Science Museum
Portable electrometer

Portable electrometer

Portable electrometer, model 37A (serial no. 37179A) for measuring M Rontgen. E.I.L., Richmond, Surrey

Object Number:
1984-635/33
type:
electrometers
Image ©
The Board of Trustees of the Science Museum
Portable electrometer model 37C (serial no. 37161C). E.I.L.

Portable electrometer model 37C (serial no. 37161C). E.I.L.

Portable electrometer model 37C (serial no. 37161C). E.I.L., Richmond, Surrey

Object Number:
1984-635/34
type:
electrometers
Image ©
The Board of Trustees of the Science Museum
Portable electrometer

Portable electrometer

Portable electrometer, model 37E (serial no. 37198E). E.I.L., Richmond, Surrey

Object Number:
1984-635/35
type:
electrometers
Image ©
The Board of Trustees of the Science Museum
Vibron laboratory electrometer converter unit

Vibron laboratory electrometer converter unit

Vibron laboratory electrometer converter unit, model A33C. (serial no. A33617C). E.I.L., Richmond, Surrey

Object Number:
1984-635/36
type:
electrometers
Image ©
The Board of Trustees of the Science Museum
Vibron electrometer model 33B (serial no. 33713). E.I.L.

Vibron electrometer model 33B (serial no. 33713). E.I.L.

Vibron electrometer model 33B (serial no. 33713). E.I.L., Richmond, Surrey

Object Number:
1984-635/37
type:
electrometers
Image ©
The Board of Trustees of the Science Museum
Vibron electrometer model 33C-2 (serial no. 334251C). E.I.L.

Vibron electrometer model 33C-2 (serial no. 334251C). E.I.L.

Vibron electrometer model 33C-2 (serial no. 334251C). E.I.L., Richmond, Surrey

Object Number:
1984-635/38
type:
electrometers
Image ©
The Board of Trustees of the Science Museum
Vibron electrometer

Vibron electrometer

Vibron electrometer, model 62A (serial no. 62158A). E.I.L., Richmond, Surrey

Object Number:
1984-635/39
type:
electrometers
Image ©
The Board of Trustees of the Science Museum
Direct reading fluorimeter

Direct reading fluorimeter

Direct reading fluorimeter, model 27C (serial no. 142730024). E.I.L., Richmond, Surrey

Object Number:
1984-635/40
type:
meter
Image ©
The Board of Trustees of the Science Museum
Direct reading fluorimeter, model 27A-2. E.I.L.

Direct reading fluorimeter, model 27A-2. E.I.L.

Direct reading fluorimeter, model 27A-2. E.I.L.

Object Number:
1984-635/41
type:
meter
Image ©
The Board of Trustees of the Science Museum
Polarograph model 8410 (serial no. 8410/91) E.I.L.

Polarograph model 8410 (serial no. 8410/91) E.I.L.

Polarograph model 8410 (serial no. 8410/91) E.I.L., Cambridge

Object Number:
1984-635/42
type:
polarograph
Image ©
The Board of Trustees of the Science Museum
Chronotron, model 25E (serial no. 251325) for measuring reaction times

Chronotron, model 25E (serial no. 251325) for measuring reaction times

Chronotron, model 25E (serial no. 251325) for measuring reaction times, E.I.L., Richmond, Surrey

Object Number:
1984-635/43
type:
chronotron
Chronotron double pulse unit model D25 (serial no. D25267). E.I.L.

Chronotron double pulse unit model D25 (serial no. D25267). E.I.L.

Chronotron double pulse unit model D25 (serial no. D25267). E.I.L., Richmond, Surrey

Object Number:
1984-635/44
type:
double pulse unit
Image ©
The Board of Trustees of the Science Museum
Chronotron demonstration unit in wooden carrying box. E.I.L.

Chronotron demonstration unit in wooden carrying box. E.I.L.

Chronotron demonstration unit in wooden carrying box. E.I.L., Richmond, Surrey

Object Number:
1984-635/45
type:
demonstration unit
Image ©
The Board of Trustees of the Science Museum
Gammagraph, model 65A. E.I.L.

Gammagraph, model 65A. E.I.L.

Gammagraph, model 65A. E.I.L., Electronic Instruments Limited, Richmond, Surrey

Object Number:
1984-635/46
type:
gammagraph
Image ©
The Board of Trustees of the Science Museum
Laboratory valve voltmeter

Laboratory valve voltmeter

Laboratory valve voltmeter, model 26 (serial no. 26100)

Object Number:
1984-635/47
type:
voltmeter
Image ©
The Board of Trustees of the Science Museum
Milliohmmeter model 47A. (L serial no. 1624603) E.I.L.

Milliohmmeter model 47A. (L serial no. 1624603) E.I.L.

Milliohmmeter model 47A. (L serial no. 1624603) E.I.L., Richmond, Surrey

Object Number:
1984-635/49
type:
meter
Image ©
The Board of Trustees of the Science Museum
V.H.R. Megohmmeter resistor unit

V.H.R. Megohmmeter resistor unit

V.H.R. Megohmmeter resistor unit, model A31A. E.I.L., Richmond, Surrey

Object Number:
1984-635/50
type:
meter
Wigan constant resistance divider

Wigan constant resistance divider

Wigan constant resistance divider, model 76A. E.I.L., Richmond, Surrey

Object Number:
1984-635/51
type:
constant resistance divider
Image ©
The Board of Trustees of the Science Museum
Constantan resistance box

Constantan resistance box

Constantan resistance box, model 74C. (serial no. 7426). E.I.L., Richmond, Surrey

Object Number:
1984-635/52
type:
resistance box
Image ©
The Board of Trustees of the Science Museum
Lamp transformer, model D27C (made by E.I.L.)

Lamp transformer, model D27C (made by E.I.L.)

Lamp transformer, model D27C (made by E.I.L.)

Object Number:
1984-635/53
type:
transformer
Image ©
The Board of Trustees of the Science Museum
Multiplier, model A26 (serial no. A261). E.I.L.

Multiplier, model A26 (serial no. A261). E.I.L.

Multiplier, model A26 (serial no. A261). E.I.L., Richmond, Surrey

Object Number:
1984-635/54
type:
multiplier
Image ©
The Board of Trustees of the Science Museum
Measuring unit

Measuring unit

Measuring unit, model C33B-2. E.I.L., Richmond, Surrey

Object Number:
1984-635/55
type:
measuring unit
Image ©
The Board of Trustees of the Science Museum
Switching unit

Switching unit

Switching unit, model 6610. E.I.L., Richmond, Surrey

Object Number:
1984-635/56
type:
switching unit
Image ©
The Board of Trustees of the Science Museum
Two electrical testing sets

Two electrical testing sets

Two electrical testing sets, 1945, by E.I.L. These are original instruments made when the firm was founded at 17, Paradise Road, Richmond, Surrey

Object Number:
1984-635/57
type:
electrical testing set
Multi-range meter

Multi-range meter

Multi-range meter, model 44A (serial no. 44143) reads decibels, MW & W, ohms, DC and AC., mounted in wooden carrying case. By E.I.L.

Object Number:
1984-635/58
type:
meter
Image ©
The Board of Trustees of the Science Museum
Thermostatic control unit

Thermostatic control unit

Thermostatic control unit, model TBU 2. (serial no. TBU 2095-2). E.I.L., Richmond, Surrey

Object Number:
1984-635/59
type:
control unit
Image ©
The Board of Trustees of the Science Museum
Microvac electronic test meter model 22D (serial no. 22706). E.I.L.

Microvac electronic test meter model 22D (serial no. 22706). E.I.L.

Microvac electronic test meter model 22D (serial no. 22706). E.I.L., Richmond, Surrey

Object Number:
1984-635/60
type:
electronic test meter
Image ©
The Board of Trustees of the Science Museum