
Casella postale N° 33
40045 Ponte della Venturina (BO) ITALY
Costruzioni Elettroniche
Fax +39 0534 60463
di Marchioni Davide & Daniele s.n.c.
Mod. KLV 400 linear amplifier
Via IV Novembre 215/5
Tel +39 0534 60460
E-MAIL ufftec@rmitaly.com
http://www.rmitaly.com
Schematic diagram
Commutation Board
Version 5.00
Wired
Tubes board
date 04-08-2003 Page 1 di 3

Mod KLV 400 5.00
Commutation Board
List of components
Commutation board
C 1 = 27 pF 50 V
C 2 = 8,2 pF 50 V
C 3 = 100 nF 50 V
C 4 = 10 µF 16 V
C 5 = 47 µF 16 V
C 6 = 10 nF 50 V
C 7 = Trimmer 10-80 pF
C 8 = 120 pF 50 V N750
C 9 = 150 pF 50 V N750
C 10 = 270 pF 50 V N750
C 11 = 470 pF 50 V N750
C 12 = 2,2 pF 50 V
C 13 = 33 pF 50 V
C 14 = 100 nF 50 V
C 15 = 100 nF 50 V
C 16 = 27 pF 50 V
C 17 = 27 pF 50 V
C 18 = 22 µF 16 V
C 19 = 100 nF 50 V polyester
C 20 = 3,3 pF 50 V
C 21 = 10 nF 50 V
C 22 = 470 µF 25 V
C 23 = 100 nF 50 V
C 24* = 470 µF 200 V
C 25* = 470 µF 200 V
C 26* = 470 µF 200 V
C 27 = 22 nF 1000 V
C 28* = 470 nF 630 V∼
C 29* = 100 µF 450 V
Tubes board
C 30* = 100 µF 450 V
C 31* = 470 nF 630 V∼
C 32* = 470 µF 200 V
C 33 = 10 nF 50 V
R 1 = 1,0 KΩ ¼W
R 2 = 1,0 KΩ ¼W
R 3 = 4,7 KΩ ¼W
R 4 = 27 Ω ½W
R 5 = 47 KΩ ¼W
R 6 = 1,0 KΩ ¼W
R 7 = 10 KΩ ¼W
R 8 = 10 KΩ ¼W
R 9 = 100 Ω ¼W
R 10 = 56 KΩ ¼W
R 11 = 1,0 MΩ ¼W
R 12 = 47 Ω 1W
R 13 = 470 KΩ 2W
TRIM 1 = Trimmer 220 ΚΩ
D 1 = 1N4148
D 2 = 1N4148
D 3 = 1N4148
D 4 = 1N4004
D 5 = 1N4148
D 6 = 1N4148
D 7 = 1N4148
D 8 = 1N4148
D 9 = 1N4148
D 10 = 1N4148
D 11 = BY 255
D 12 = BY 255
date 04-08-2003 Page 2 di 3