Ampex 300 - Page 16

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IN REC. ELECT.
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SEE TEXT ,SPECIAL! CONSIDERATIONS, n.
PbAYBACK HEAD
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NOTES
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R202
I MEG.
V201
12SJ7
43V
46Y
C202
4
450V
25V.
<;206
.pG6
406y
R205 RZ'e4
lOOK 5K <
ww
r50V
V202
VRI50
ALL CAPACITIES IN ft\ICROFARADS
AMPLIFIER WIRED FOR RBMOTE PLAYBACk.
LEVEL CONTROL IN METER PANEL
.---------1
I C209 I I" I
HI :
I
C204
. I ~
A20a
10K
2 W.
I .25
A r----J C
1 I
1 J203P 1
I. I
I 1
L· _ __ _ _ ____ 1
8
3.
600 OHMS CONNECT TO I 66, JOIN 3 TO 4
333 OHMS
CONNEET J.,TO I
65. JOIN 3 TO 4
250 OHMS
~ONNECT TO ' 66, JOI~
2 TO 3 (APPROX )
200 OHMS CON'NECT TO 2-6 5, JOIN 3 TO 4
125 OHMS CONNECT TO 164, rOIN '1 T03 III 4 TO 6
50 OHMS
cormECT TO 2 &-4, JOtI')! 2.TO 3 6' 4 TO 5
V203
6J7
4 82 V.
C207
50
R210
330K
R209 25V
IOOOn
C 2081.1 + 'I
4X20 ~ __ ~,-~_~~
450Y 1·- • II. '1
L ______ --I
V204
~SN7
R 21A1'
10K
2W.
C210
50
25V
R219
10K
5W
R220
22K
STRIP
SCHEMATIC DIAGRAM
ELECTRONIC ASSEMBLY
MODEL 300 MONAURAL
CCIR EQUALIZATION
PLAYBACK AMPLIFIER
CATALOG NUMBER 559-105
V205
6SN7
ED 498-105
NORMALLY STRAPPED
FOR 600AOUT
OTHER IMPEDANCES
SEE NOTE
3