Lista De Componentes Individuales - EA3GCY MFT-40 Manual De Montaje

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LISTA DE COMPONENTES INDIVIDUALES

Las filas sombreadas, pertenecen a los componentes del receptor, las demás filas son los componentes del
transmisor. El bloque de recepción contiene el VFO y puede funcionar de forma independiente aunque no
construya el transmisor, sin embargo, el transmisor necesita el receptor para trabajar.
Resistors
Checked
Capacitors
Checked
MFT-40 DSB Transceiver Kit
Ref.
Value
R1
22
R2
1K
R3
10K
R4
10K
R5
100K
R6
100
R7
10K
R8
4K7
R9
10
R10
22
R11
10K
R12
100K
R13
1K
R14
470
R15
470
R16
56K
R17
56K
R18
10K
R19
4K7
R20
1K
R21
100
R22
6K8
R23
100
R24
4K7
R25
1K
R26
100
R27
4K7
R28
470
R29
47
R30
1K
R31
1
R32
1
R33
220
R34
1K
R35
100K
P1
1K
P2
50K
P3
10K
P4
10K
Ref.
Value
C1
100n
C2
82p
C3
8p2
C4
82p
C5
8p2
Ident./Comment
red-red-black
brown-black-red
brown-black-orange
brown-black-orange
brown-black-yellow
brown-black-brown
brown-black-orange
yellow-violet-red
brown-black-black
red-red-black
brown-black-orange
brown-black-yellow
brown-black-red
yellow-violet-brown
yellow-violet-brown
green-blue-orange
green-blue-orange
brown-black-orange
yellow-violet-red
brown-black-red
brown-black-brown
blue-grey-red
brown-black-brown
yellow-violet-red
brown-black-red
brown-black-brown
yellow-violet-red
yellow-violet-brown
yellow-violet-black
brown-black-red
brown-black-gold
brown-black-gold
red-red-brown
brown-black-red
brown-black-yellow
RX-GAIN Potentiometer
TUNE Potentiometer
103 trimmer
103 trimmer
Ident./Comment
104 or 0.1
82 or 82J
8p2 or 8.2p
82 or 82J
8p2 or 8.2p
Circuit section
Located
RX mix
Audio filter & preamp
Audio filter & preamp
Audio filter & preamp
Audio filter & preamp
Audio filter & preamp
Audio Amp
Audio Amp
Audio Amp
Audio Amp
Rx mute
VFO
VFO
VFO
DSB Generator
DSB Generator
DSB Generator
Electret mic. Bias
Electret mic. Bias
Pre Driver
Pre Driver
Pre Driver
Pre Driver
Pre Driver
Driver
Driver
Driver
Driver
Driver
Output Amp Bias
Output Amp
Output Amp
VFO
VFO
VFO
RX Antenna Input
VFO
Mic Gain
DSB balance
Circuit section
Located
RX antenna Input
Rx passband
Rx passband
Rx passband
I/J-10
Rx passband
L-9/8
K-6
K-5
J/K-7
J/K-5
J-5/6
I-5
H/I-4
H-6
I-7/8
G/H-9
K-1
J-1
J-3
E-2
D-2
D-4
F-1
F-3
F-4
F-5
E-5
D-5
E-5
F-8
F-8
D-8
F-9
E-10
C-5
B-6/7
C-6/7
K3
L6
L5
M-10
M-6
E-2
D-3
H-10
J-10
J-11
J-10
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