United American Bosch Corp. 251 Schematic

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Product Information:
Model:251
Manufacturer:United American Bosch Corp.

Schematics Content:

Please note: this content is a computer-generated interpretation of the above schematic and is provided only to help assist you in locating this schematic. For the actual text, please consult the schematic above. Thank you.

Page 1:

BOSCH PAGE 7 1
MODE
UNITED AMERICAN Boscn CORP. ?_f'???_???;??;M
>> gg as ::~.. EUR 5 ?z' :=.>>:??s::=:=?.;":?~=?:~?...a"%..
lil 5;-135; '?efu-nhn. = fan ?__,-1 ~-agus:
1 E 323; aim isa...
MIND
lmr supply can-|\mu|z1?. ??? Q22 22 $2 'xx' gg
pen - rwzn Q
'no so qua A.a.
55 E _ fire mf! Q E 4; ? "ll'
(C)John F. Rider, Publisher

Page 2:

BOSCH PAGE -4-7
UNITED AMERICAN BOSCH CORP. Schematic Volta e
PLATE J?/DALY
IF PEAK 175 xc "2 H. U,
3 $33233 SEE SZ Ifiiiifiii $32 222 $32 5; ;?; ggi;
F _F W mo 25,000 ohms c1o IF csz .05 mfa. Ln _ choke
9 gg 2 2 1111 _ 1oo,ooo ohm cn - IF cas .os mfd. L12 _ on
.22 .F .m R12 - center rap c12 - IF 034 100 mr. L13 _ ou'
Q, Hi? 2 R15 - 50,000 ohms C15 - 25:1 Det. css ,os mga, L14 _ chain
uv u --=>>~f R17 _ 2270 ohms cr: - .os mm. css 4 me _ voice
R21 - 100,000 ohms C21 - 100 unf, T2 - In ut
Step Tube Fil. Plate Screen Cathode Grid
nr 5s 2.4 zoo 1oo 4.5 o
155 nv ss 2.4 zoo 100 4.5 o
and xr 5s 2.4 2oo 1oo 4.5 o
awe. zoo 4.a socxnm voumzs
Note: These values are readings of 5 high resistance voltmeter to ground
with the exception at the filament voltages. Cathode voltages are given for
thoee tubad having tho grid at ground.,

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