*********** ************ PLANET SHELEZYAKA
(C) V. Kazakov
ADVANCED FLASH MODEM
Present to you the modem scheme, developed by Flash Inc.,
Which I was kindly provided by Hardy.
+5 V
<O o o o
TR C3 0,1
<
RC R9 10k
<R6 VD3
R1 680 680 DA1 DA2 AL336
K554SA3 K554SA3
R3 47k R7 47k <o
o March 11 o 11 March
September 9 o R11, 12
R4 47k R8 47k 8 8 2 1
o o o4 o o o4 7 7 <
June 6
R5 * 2 o 2 o U2.1
1k
R10 1M R11, 12
R2 VD1 VD2 1k
680 C1 0,1 KD521 AL336 U1
April 3 AOD101D
o <>> U2
GND U1.2 AOT128B
<O o o o
o o o o
R19>
U1.1 R14 R16 47 o
680,680 e / T
Feb. 1 / VT2 / E
<O o KT814 / A
R13 100k o <o E
o R17 / F
300 VD8-/ O
C2 R18 VD11 / H
0.1 6 / 5680 KD105A o
o>
/ VD5 R15 4
e VT1> 100k e <
