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The Set: Pete Deksnis's Site about the CT-100
Restoring a Vintage Color Television Set
Tube Inventory Update
L
= legacy |
P
= probable legacy |
N= new entry :
X
= not a legacy
= new entry :
X
= not a legacy
V
tube-type
date
mfg.
L
P
-
function
1
6BQ7A
LA
RCA
X
rf amp (cascode)
2
6AF4A
KI
GE
N
local oscillator
3
6U8A
60 43
RCA
N
1st video IF
4
6DC6
?
RCA
X
2nd video IF
5
6DC6
4 13
RCA
X
3rd video IF
6
6DC6
4 13
RCA
X
4th video IF
7
6AN8
?
RCA
X
5th video IF / color killer
8
6CL6
4 04
RCA
X
6th video IF
9
6CL6
?-43
RCA
X
1st video amp
10
6AN8
?
RCA
X
2nd video amp & Q phase splitter
11
6AN8
4 04
RCA
X
H sync separator / AGC keying
12
6AU6WA
60 26
RCA
X
1st audio IF
13
6AU6
4 13
RCA
X
2nd audio IF
14
6AL5
4 13
RCA
X
ratio detector
15
6AV6
4 13
RCA
X
af voltage amp / agc clamp
16
6AQ5A
VFD
SYL
X
af power amp
17
12AT7
58 09
GE
X
V sync separator / sync amp
18
12BH7A
ND
RCA
X
vertical oscillator / output
19
12AU7
?
DAY
X
convergence amp.
20
6SN7GT
YJL
RCA
N
horizontal oscillator & afc
21
6CD6GA
?
RCA
N
horizontal output
22
6AU4
ND
RCA
X
damper
23
1X2B
61 13
WES
X
focus rectifier
24
3A3
4 09
RCA
X
high voltage rectifier
25
6BD4A
430
RCA
X
high voltage regulator
26
6AN8
?
SYL
X
chroma bandpass / burst amp keying
27
6AN8
?
RCA
X
burst amp / 1/2 chroma sync phase det.
28
6AN8
4 09
RCA
X
Q amp / 1/2 chroma sync phase det.
29
6AN8
?
RCA
X
3.58 mc osc / reactance control
30
6BY6
4 04
RCA
X
Q demodulator
31
6BY6
4 04
RCA
X
I demodulator
32
6AN8
4 09
RCA
X
I amp / phase splitter
33
12BH7
?
RCA
X
green adder & output
34
12BH7A
A06
RCA
X
blue adder & output
35
12BH7
?
RCA
X
red adder & output
36
6BC7
MF
RCA
X
dc restorer
37
15GP22
4 04
RCA
X
tricolor picture tube
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Last Updated on 8/31/99