
DRAWN
DATE
PROJECT
FILE
MINI-KITS
27-3-2013
2M PREAMP
EME157B2 VER4.SKF
2M PREAMPLIFIER
C2
2-10pF
L2
L3
BF998R
1nF
100k
1nF
1nF
100k
47R
0.1uF
78L08
REGULATOR
1N4148
RELAYS
BC547
2x 1N5711
1nF
1nF
R1
SELECT
10uF
10uF
RL1
RL2
+10 to +15vdc
1nF
680K
2N7000
47k
150R
10uF
L1
L2 9 Turns 0.9mm TCW on a 5mm dia drill bit spaced 15mm long
L1 16 Turns 0.3mm ECW on a T37-0 Core 270 degrees
2x 1N5711
1nF
22k
ANTENNA
TO RADIO
L3 3.5 Turns taped 1.5 Turns from cold end 0.3mm ECW on a BN29-1050 Balun Core
C1
2-10pF
L4
T50-6
20 Turns
L4 20 Turns 0.4mm ECW Wound on a T50-6 Core
0.1uF
BN29-1050
T37-0
COPYRIGHT 2013
2T
1.5T
3T
6T
39R
150R
150R
G1
G2
D
S
2x 1N5711
COPYRIGHT
MINIKITS
Содержание EME157B2
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