
Costruzioni Elettroniche
di Marchioni Davide & Daniele s.n.c.
Mod. 144 linear amplifier
Via IV Novembre 215/5
Casella postale N° 33
40045 Ponte della Venturina (BO) ITALY
Tel +39 0534 60460
Fax +39 0534 60463
E-MAIL ufftec@rmitaly.com
http://www.rmitaly.com
Schematic diagram
V ersion 3.00
date 09-09-2004 Page 1 di 2

List of components
C1 = 22 µF 16 V
C 2 = 2,2 µF 16 V
C 3 = 2,2 pF 50 V NP0
C 4 = 3,3 pF 50 V NP0
C 5 = 68 pF 50 V NP0
C 6 = 10 nF 50 V
C 7 = Trimmer 10 - 80 pF
C 8 = Trimmer 10 - 80 pF
C 9 = 68 pF 500 V NP0
C 10 = 82 pF 50 V NP0
C 11 = 82 pF 50 V NP0
C 12 = Trimmer 10 - 80 pF
C 13 = 47 pF 50 V NP0
C 14 = 47 µF 25 V
C 15 = 10 nF 50 V
C 16 = 3,3 pF 50 V N P0
C 17 = 22 pF 500 V NP0
R 1 = 2,2 KΩ ¼W
R 2 = 10 Ω ½W
R 3 = 120 Ω 2W
R 4 = 12 KΩ ¼W
R 5 = 1,0 KΩ ¼W
D 1 = D 2 = 1N4148
D 3 = 1N4004
D 4 = 1N5400
Led 1 = Led rosso
Tr 1 = Tr 3 = BC 547
Tr 2 = BC 557
Tr 4 = SD1446
L 1 = VK 200
L 2 = ANRA 455 12 turns φ 6 mm wire φ 1 mm
Rl 1 = Relè 12 V 3022.9.012
Fuse = 8 A
S 1 = Switch (SSB - FM)
S 2 = Switch (ON - OFF)
Mod 144 3.00
date 09-09-2004 Page 2 di 2