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Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

80
Rectifier FW
1936
UX4
4274A CV617 VT-80

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8008
Rectifier MV
1942

4064B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

801
Triode
1940

CV621

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8011
Micropup Triode
1939
VT90

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8012
Triode
1942
8012A CV662 VT-228

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8012A
Triode
1945

8012 CV662

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8013A
Rectifier HW

UX4
CV716

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8018
Beam Tetrode

CV1060 VT-60

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8019
Triode

B4
VT62

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

802
Pentode
1940
UX7
CV622

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8025
Triode
1943
UX4
CV663

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

803
Triode
1937
4069A CV623 CV623 VT-106

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8039
Triode Nuvistor

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

804
Pentode
1940
UX5
CV624

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

805
Triode
1936
331A CV625

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8056
Triode Nuvistor
1965
Twelvar

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8058
Triode Nuvistor
1965

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8068
Beam Tetrode
1961
IO

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

807
Output Beam Tetrode
1938
UX5
5B/250A ATS25A ATS25 CV124 CV1060 CV1364 CV1374 CV1572 QV05-25 RK39 VT-100 VT-100A VT60A VT60

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8072
Beam Tetrode
1962

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

807W
Beam Tetrode

CV3809

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

808
Triode
1938
UX4
CV626

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

809
Triode
1946
UX4

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8092A
Camera Tube (Image Orthicon)
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8093A
Camera Tube (Image Orthicon)
1962

P874

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8093A/E
Camera Tube (Image Orthicon)

P874

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8093B
Camera Tube (Image Orthicon)

P874

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8093A-L
Camera Tube (Image Orthicon)

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

80S
Rectifier FW
1935
UX4

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

81
Rectifier HW
1927
UX4
CV2546

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

810
Triode
1946
CV627

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

811
Triode

UX4
CV628 VT-217

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

811A
Triode
1954
UX4
CV5043

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

812A
Triode
1946
UX4

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

813
Beam Tetrode
1954
UX7
5C/100A C143 CV26 QY2-100 TT10 VT-144

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8134
Camera Tube (Videcon)
1972

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8134V1
Camera Tube (Videcon)
1966

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8134VB
Camera Tube (Videcon)

8134V1

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8136
Beam Tetrode
1958
B7G
6DK6

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

814
Beam Tetrode
1948

CV629 RK47

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

814A
Photocell

4GC CE2 GS117A NU2 R71A WL737

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

815
Double Beam Tetrode

IO
CV2663 QQV04-20 QV04-20 VT-287

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8156
Beam Tetrode
1964
B12C

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

816
Rectifier MV
1957
UX4
CV724 VT-216

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8165/4-65A
Tetrode (Power)
1959

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8167
Tetrode (Power)
1959

4CX300A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8168
Tetrode (Power)
1963

4CX1000A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8169
Tetrode (Power)
1965

4CX3000A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8170
Tetrode (Power)
1969

4CX5000A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8171
Tetrode (Power)
1972

4CX10000D

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8172
Tetrode (Power)
1959

4X150G

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8173
Tetrode (Power)
1962

4W20000A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8177
Tetrode (Power)
1962

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8179
Tetrode (Power)
1962

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8184
Tetrode (Power)
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8187
Tetrode (Pulse)
1968

4PR65A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8188
Tetrode (Pulse)
1962

4PR400A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8189
Tetrode (Pulse)
1962

4PR1000A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8198
Travelling Wave Tube
1962

EM-778

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

82
Rectifier FW
1932
UX4
282 CV1773 ER82 G-82 NU-82 PH282 PH82

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8203
Nuvistor Power Triode
1964

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8205
Ignitron
1962

GL-8205

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8212
Triode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8213
Sub-miniature Triode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8224
High Voltage Rectifier
1965

ML-8224

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8233
Special Quality Pentode
1968

E55L

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8236
Beam Tetrode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8238
Low μ Power triode
1952

3X3000A1

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8239
Low μ Power triode
1959

3X3000F1

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8240
Low μ Power triode
1963

3W5000A1

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8241
Power Triode
1963

3W5000F1

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8243
Power Triode
1961

3W5000F3

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8244
Power Tetrode
1963

4CW2000A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8245
Power Tetrode
1959

4CX250K

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8246
Power Tetrode
1959

4CX250M

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8247
Power Tetrode
1962

4PR125A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8248
Pulse Tetrode
1962

4PR250C

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8252W
Pulse Tetrode
1962

4PR60C

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8258
Travelling Wave Tube
1964

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8254
Triode
1962

EC1000

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8255
Triode SQ 6DL4

B9A
E88C

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

825BU
Rectifier FW
1930

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

826
Power Triode
1941

CV630

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8268
Power Triode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8270
Thyratron
1962

ZT1000

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

828
Transmitting Pentode
1948

5B/502A 5B/503A 5B/700A CV631 D177 VT154

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8281
Transmitting tetrode
1973

4CX15000A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8283
Power Triode
1963

3CX1000A7

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

829
Double Beam Tetrode
1943

3E29 829B CV632

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8298A
Beam Tetrode
1964
IO
6146B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

829A
Double Beam Tetrode

CV633 CV3599

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

829B
Double Beam Tetrode

B7A
3E29 829 C144 CV632 CV2666 QQV07-40

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

83
Rectifier FW (MV)
1932
UX4
CV618

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8301
Hydrogen Thyratron
1963

KU-275

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

830B
Triode

CV702

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

831
Oscillator Triode

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

832
Double Beam Tetrode
1938
B7A
CV634 CV1088 VT-118 VT88

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8329
Thyratron (Hydrogen)

8503

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

832A
Double Beam Tetrode
1943
B7A
C180 CV788 FU-32 QQE04-20 QQV04-15

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

833
Triode
1938

CV2667 ES833

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

833A
Triode

CV635 TY4-350

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

834
Triode
1936
UX4
304A 3T50 4304CA BW11 CV1062 DET12 NT58 TY1-50 UH50 VT62

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8349
Tetrode (Power)
1963

4CX35000C

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

835
Power Triode
1942

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8350
Power Tetrode
1962

4CW50000C

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8352
Power Tetrode
1964

4CX1000K

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8353
Bi-directional Decade Counter
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8354
Hydrogen Thyratron
1964

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8356
Magnetron (X-Band Pulse)

M559

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

836
Rectifier HW
1938
UX4
CV636

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8360
Ignitron
1962

GL-8360

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

837
Pentode
1939
UX7
CV637 RK44

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8370
Thyratron (Hydrogen)
1962

FX2517

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

838
Pentode

CV638 HF130 RK58

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

838.
Triode

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8380
Power Tetrode
1964

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8382
Power Triode
1964

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8393
Triode
1965

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

83A1
Voltage Reference
1960

7980

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

83V
Rectifier FW
1936

CV2547

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

84
Rectifier FW
1937
UX5
6Z4 CV619 CV2548 VT-84

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

841
Triode
1938

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8413
Disc-Seal Triode
1963

RH7C YD1070

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8414
Pentode
1962

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8415
Power Triode
1962

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8416
Double Triode
1965
B9A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8417
Pentode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

842
Triode
1933

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8420
Ignitron
1963

GL-8420

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8424
Thyratron (Hydrogen)
1963

8503 CV6022

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8425
Pentode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8425A
Pentode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8426A
Pentode
1958
B7G
6AU6A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

843
Triode
1938

CV639

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8431
Double Triode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8432
Pentode
1963

PL-8432

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8433
Decade Counting Tube
1961

Z504S

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8434
Hydrogen Diode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8435
Hydrogen Diode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8437
Power Tetrode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8438
Tetrode (Power)
1970

4-400A C1136

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8441
Triode
1964

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8443
Storage Cathode-Ray Tube
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8444
Pentode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8445
Triode Pentode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8446
Triode Pentode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8447
Double Diode Triode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8448
Pentode
1963

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

845
Triode
1932
38145 C845 CV735 VT-43

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8480
Camera Tube (Videcon)

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8484
Camera Tube (Videcon)

P860

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8488
Thyratron (Hydrogen)

6587

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

85
Double Diode Triode
1936
UX6
CV2549

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

85-255V0.08A
Barretter
1939
B4
H85-255/80

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

850
Beam Tetrode

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8503
Thyratron (Hydrogen)

CV6022

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8507
Camera Tube (Videcon)

8507A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8507A
Camera Tube (Videcon)

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8541
Camera Tube (Videcon)

8541A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8541A
Camera Tube (Videcon)

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8463
Pentode
1964

YL1000

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8533
Triode
1971

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8553
Thyratron (Hydrogen)

FX2507

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8566
Camera Tube (Videcon)

8626

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8572
Camera Tube (Videcon)

8572A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8572A
Camera Tube (Videcon)

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

857B
Rectifier MV

AH205/857B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8580
Double Beam Tetrode

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8590
Beam Tetrode
1970

4CPX250K

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

85A1
Voltage Stabiliser
1948
B8B
CV431

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

85A2
Voltage Stabiliser
1950
B7G
0G3 CV449 CV4048 QS1209 QS83/3

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

85A3
Voltage Stabiliser

5783 5783WA CV3933 CV3960 M8190

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

85D
Pentode

XFY10

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

860
Power Tetrode

CV640 VT-17

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8604
Camera Tube (Videcon)

P844

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8608
Beam Tetrode
1965
B9A
EL5070

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8613
Thyratron (Hydrogen)
1969
FX2507

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8625
Camera Tube (Videcon)

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8626
Camera Tube (Videcon)

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8627
Triode Nuvistor

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

866
Rectifier HW
1938
UX4
2V/400A 866A CV2677 DQ2 ESU866 VT-46

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8660
Tetrode (Power)

4CX1500B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

866A
Rectifier HW
1938
UX4
2V/400A 3B28 AH201 CV32 CV32 DQ2 ESU866 GU12 RG3-250A VT-46A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

866JR
Rectifier HW

CV2679

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

868
Photocell

3554 4GSM 50CG 868 CE1 CMG32 G8 GS146 NU.1 PJ23 R59A WL735

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8684
Magnetron

BM25L

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

869B
Rectifier MV

4078A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

872
Rectifier MV

4064B 872A AH217 CV642 ESU872

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

872A
Rectifier MV
1938
4064B 872 AH217 CE-872A CV642 ESU872 GL872A RK872A VT-42A

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

874
Voltage Stabiliser

UX4
CV643

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

878
Rectifier HW
1936

CV2683

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

878A
Rectifier HW
1936
UX4
CV2683

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

879
Rectifier EHT
1939

2B21 2X2A 2X2 CV597 VT-119

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8803
Thyratron (Hydrogen)

CV1787 CV5247 FX2505

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

884
Thyratron
1938
IO
6Q5G CV647 VT-222

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

8844
Videcon

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

885
Thyratron
1935
UX5
2B4 CV648

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

889
Triode

ESW5000

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

889R
Triode

EHA5000

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

892R
Triode (Power)

BR175 ESA892

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

89
Pentode
1936
UX6

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

89J
Cathode Ray Tube
1950

CV2750

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