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Valve Types and Equivalents

    
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Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POSV2
Voltage Stabiliser
 
 
CV1731
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT3
Triode
1918
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT4
Triode
1919
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT5
Triode
1919
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT6
Triode
1919
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT7
Triode
1920
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT8
Triode
1921
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT9
Triode
1921
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT10
Triode
1921
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT11
Rectifier HW
1921
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT12
Triode
1921
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT13
Triode
1921
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT14
Triode
1921
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT15
Triode
1921
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT16
Rectifier HW
1922
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT17
Rectifier HW
1922
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT18
Triode
1922
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT19
Triode
1922
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT20
Rectifier HW
1922
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT21
Rectifier HW
1922
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT22
Triode
1922
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT23
Triode
1922
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT24
Triode
1922
 
LS5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT25
Triode
1923
CV1637 LS5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT26
Triode
1923
 
220-B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT27
Triode
1923
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT28
Triode
1923
 
B5 DE3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT29
Triode
1924
 
V24
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT30
Triode
1925
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT31
Triode
1925
 
4010D CV1638 SY401D
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT32
Triode
1925
 
4102D
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT33
Triode
1925
 
DER
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT34
Triode
1925
 
ES1500A MT13
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT38
Triode
 
CV1645 E133
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT39
Triode
1924
 
LS5A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT40
Triode
1927
 
LS5B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT68
Triode
 
 
CV1651
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT73A
Triode
 
 
CV1653
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT80A
Triode
 
 
CV1658 LS9B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT90
Triode
 
 
CV1732 ML4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT91
Triode
 
 
CV1038 MHL4 NR26 VR38
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT100B
Triode
 
 
4D1 CV1670
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT103B
Pentode
 
 
CV1672 Pen36C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT104
Triode
 
 
DO24 NR47 PP5/400 PX25 VR40
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT105
Triode
1931
 
CV1673
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT107
Pentode
1936
B7
CV1675 N43
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT119
Pentode
 
 
CV1169 NR45 VMP4G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT121A
Triode
 
 
CV1062 CV1288 NT58A NT58 VT62
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT122
Pentode
 
 
CV244
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT131
Triode
 
 
CV1168 NR44 PX4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT136
Beam Tetrode
 
 
ARP1 KT2 NR39 POVT136 PT2 VR118
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT140
Triode
 
 
ARS CV1199 LP2 NR42
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT142
Rectifier FW
 
B4
AU4A CV1039 NU17 VU39
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT145
Tetrode
 
 
CV243
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT148
Tetrode
1938
 
CV1698 KTZ41
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT154
Triode
 
 
CV1067 VR67
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT185
Pentode
 
 
4328D CV245
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT189
Thyratron
 
 
CV1128
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT193
Pentode
1939
 
KTW61
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT194
Double Diode Triode
1936
 
6Q7G CV587 NR68
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT197
Rectifier HW
 
 
CV1629+D7609 RR3-1250
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT200
Pentode
1941
 
ARP36 CV1065 SP61 VR65
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
POVT206
Rectifier EHT
 
B4
NU33 SU2150A VU120
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