2115_ Gee_MkII_Tropical.pdf - VMARSmanuals
2115_ Gee_MkII_Tropical.pdf - VMARSmanuals
2115_ Gee_MkII_Tropical.pdf - VMARSmanuals
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A.P. 2557B Vol. I, App. 11<br />
63. H.T. line volts 300 V. f 10% Measure from pin 4 of 6 way plug to<br />
earth.<br />
Heater voltages in I.F. 6.3V. a.c. f<br />
'.<br />
R.F. units 100/,for all<br />
valves.<br />
Negative rail volts : 1lOV. & 10% With A.J. Measure from slider<br />
switch in of R54 to earth.<br />
position N.<br />
Waveforms.<br />
64. Typical waveforms giving approximate<br />
amplitude are shown in fig. 35 - 38,<br />
whle fig. 8 shows the various pictures seen<br />
on the tube face.<br />
5 (M.W<br />
MAZDA<br />
OCTAL<br />
INTERNATIONAL<br />
OCTAL<br />
(LO.)<br />
CATHODE. , A<br />
RAY TUBE<br />
II-CONTACT<br />
(CRT. 12)<br />
Valve<br />
type<br />
Vaive<br />
base<br />
Connections to pins<br />
B9G<br />
B9G<br />
B9G<br />
MO<br />
MO<br />
I0<br />
I0<br />
I0<br />
B4<br />
Diode<br />
CRT12<br />
S C<br />
St GI<br />
- -<br />
G3 S<br />
G3 S<br />
A1 -<br />
- A2<br />
A2<br />
- -<br />
Al* A2<br />
G1<br />
st -<br />
H -<br />
H -<br />
Coating'<br />
f -<br />
t Shield internally connected to G3 and C.<br />
If not internally connected to A3.<br />
Fig. 41. - Valve bases.<br />
T 351 Olr. M 48405 Wt. 14244 /G 2978 800 3/46 S. & Co., Ltd. G7
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