Amplifier
Component Name Value Type Source
R1 100k 0.5W, Metal Film 1% RS 149-295
R2 1k 0.5W, Metal Film 1% RS 149-694
R3 56 0.5W, Metal Film 1% RS 163-375
R4 22k 2W, High Stability 5% RS 214-2128
R5 22k 3W, High Stability 5% RS 214-2948
C1 4m 600V, Oil&Paper SP-25 Series, ICAR ICAR
C2 100m 400V, Electrolytic, Evox-Rifa RS 226-7671
P1 100 3W, Wire Potentiometer, Series 534, SPECTROL RS 173-350
L1 50H 50mA, Layered Bartolucci
OPT 10k/8 Output Transformer for 211/A SE Bartolucci
DZ1 10V/4W Zener Diode
AM 100mA Current Meter
V1 6C45-PE High gm Tube PAEng
V2 211A Output Tube R.C.A.
Power Supply
211 Cathode Supply
Component Name Value Type Source
R1 220 0.5W, 1% Metal Film RS149-650
R4 47k 0.5W, 1% Metal Film RS149-880
C10 10,000m 40V Electrolytic RS208-7273
C11 100m 63V Electrolytic RS395-055
C12 100m 63V Electrolytic RS395-055
C13 100m 63V Electrolytic RS395-055
D1 1N4004
D2 1N4004
D3 1N4004
P1 2k 500mW, Potentiometer, Cermet RS375-916
BR1 4xBYV79E-200 Rectifier Diodes,  Ultrafast type RS184-6920
IC1 LM338K Voltage Regulator, Steel RS304-627
Q1 2N2905A PNP BJT RS295-208
CL1 Cooler for BYV79E-200 Diodes, 3.2°C/W RS234-2435
CL2 Cooler for LM338K, 1.4 °C/W RS234-2514
6C45-PE Heater
Component Name Value Type Source
R5 220 0.5W, 1% Metal Film RS149-650
R6 47k 0.5W, 1% Metal Film RS149-880
C14 10,000m 40V Electrolytic RS208-7273
C15 100m 63V Electrolytic RS395-055
C16 100m 63V Electrolytic RS395-055
C17 100m 63V Electrolytic RS395-055
D4 1N4004
D5 1N4004
D6 1N4004
P2 2k 500mW, Trimmer, Cermet RS375-916
BR3 4xBYV29E-200 Rectifier Diodes,  Ultrafast type RS184-6863
IC1 LM317T Voltage Regulator RS641-702
Q1 2N2905A PNP BJT RS295-208
CL3 Cooler for LM317T RS271-836
211 Grid Power Supply
Component Name Value Type Source
R2 3.3k 3W, High Stability, 5% RS214-2498
R3 5.6k 6W, Wire, W22 Series, Welwyn RS199-5460
P2 20k 3W, Potentiometer, 534 Series, SPECTROL RS173-423
C7 100m 400V, Electrolytic, MXR Series, 105°C, Rubycon RS839-118
C8 100m 400V, Electrolytic, MXR Series, 105°C, Rubycon RS839-118
C9 100m 400V, Electrolytic, MXR Series, 105°C, Rubycon RS839-118
BR2 4xUF5402 Diode, Ultrafast Type RS263-065
211 HV Supply
Component Name Value Type Source
C1 15m 1500V, Paper&Oil, SP25 Series ICAR
C2 50m 1850V, Paper&Oil, SP35 Series ICAR
C3 50m 1850V, Paper&Oil, SP35 Series ICAR
L1 20H 150mA Bartolucci
L2 20H 150mA Bartolucci
V3 5U4-GB Vacuum Rectifier
V4 5U4-GB Vacuum Rectifier
V5 5U4-GB Vacuum Rectifier
V6 5U4-GB Vacuum Rectifier
6C45-PE HV Supply
Component Name Value Type Source
C4 10m 600V, Paper&Oil, SP25 Series ICAR
C5 50m 1850V, Paper&Oil, SP35 Series ICAR
C6 50m 1850V, Paper&Oil, SP35 Series ICAR
L3 20H 50mA Bartolucci
L4 20H 50mA Bartolucci
V7 5Y3-GT Vacuum Rectifier
Transformers
Component Name Value Type Source
T1 211 HV Supply:
Pri:        220V
Sec:  S1) 900V, 250mA
S2) 180+180V, 100mA Bartolucci
T2 6C45 HV Supply
Pri: 220V
Sec: S1..S4) 2.5+2.5, 4A
S5) 100V, 100mA
S6) 12V, 3A
S7) 5V, 3A
S8) 14V, 7A Bartolucci
Miscellaneous
Component Name Value Type Source
FS1 2.6A Fuse, Delayed type
FS2 2.6A Fuse, Delayed type
FS3 2A Fuse, Delayed type
FS4 2A Fuse, Delayed type
TRSZ1 250Vca Transzorb
TRSZ2 250Vca Transzorb
Monitor
Component Name Value Type Source
R1..R6 8.2k 0.25W, Metal Film 1% RS148-714
R7..R12 47k 0.25W, Metal Film 1% RS148-893
R13..R18 750 0.25W, Metal Film 1% RS148-477
R19 220 0.25W, Metal Film 1% RS149-650
P1, P2 5k Trimmer, Cermet RS375-922
P3 500 Trimmer, Cermet RS375-916
C1, C2 470m 16V, Electrolytic, Panasonic RS228-6672
C3 1,000m 25V, Electrolytic, Evox-Rifa RS226-7508
C4, C5 100m 25V, Electrolytic, Evox-Rifa RS226-7457
D1..D9 1N4007
LD1..LD6 LED
RL1..RL6 Relais, 12V , ST2 Series, NAIS-Matshushita RS171-8544
IC1 LM317T Voltage Regulator RS641-702
IC2 CMOS 4011
IC3 CMOS 74HCU04