Philco Radio & Television Corp. 19-LZX Schematic

Get a print!
Price: $8.00
In stock
Product Information:
Model:19-LZX
Manufacturer:Philco Radio & Television Corp.

Schematic Pages

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:

PAGE 3-50 PHILCO

Changes in Models
It is unnecessary to alter receivers in your stock to comply with these

The main purpose of these change bulletins is to enable you in ordering and supplying correct
replacement parts to dealers. Markup your copies of Service Bulletins to agree with the latest pro-
duction. Your orders for parts from Philco will be filled as speciEed on your order.

This infomation is intended for your service department only.

Model 14sz , v i

In run number 3, the following changeswere made to permit police and airplane broadcast reception;
the antenna coil (R) part number 05984 was changed to new coil part number 32-1069. , The intersta e`
coil (R) part number 05984 was changed to new coil part number 32-1070. The "on-oil" switch (53g)
I part number 6498 was removed. A combined "nn-oil" and frequency change switch part number
42-1002 was added. ~ f

In run number 3, the Philco Three Purpose Antenna system was added. The set transformer part
number 32-1003 was mounted in the radio chassis. The antenna transformer part number 32-1005 was
i mounted in the speaker cabinet. In the speaker cabinet the control box part number 06617 was changed

to new control box part number 38-5056. . '

Models 91, 23 and 14

I In run number 1, the (15,000 ohm) resistor(R) part number 6208 was changed to new resistor '(10,000

ohms) part number 4412. Condenser (R) part number 3615AM was changed to new 'condenser part num-
ber 3615AF. A terminal block part number 03103 was added. This terminal block was mounted on the
condenser (R) part number 4989K or 4989T. Y .f ` a V

Models l9LZ-19LZX

I In run number 4, model 19LZ; run number 3, model 19LZX; the following changes were made to
permit lice and airplane broadcast reception: The antenna coil (2) part number 06619 was changed to
new wilmimrt number 32-1062. The interstage coil (R) part number 06662 was changed to new coil part
number 32-1063. The `"on-oil" switch part number 6498 was removed. A combined "on-06" and
frequency change switch part number 42-1017 was added. .
In run number 4` model 19LZ; run number 3, model 19LZX; rubber insulators part number 4054 l
were added to both ends of the 10,000 ohm resistor connected between the tone control and the tap ,on the
volume control. ~ .v >>
In run number 3, model 19LZX, the Philco Three Purpose Antenna system was added. The set
transformer part number 32-1003 was mounted in tl c chassis. The antennatransformer part number
32-1005 was mounted in the speaker cabinet. In the speaker cabinet tlie control box part number
06798 was changed to nev. control box part number 38-505 . f W I ,,

Model 37 . f - f >> ,
The (99,000 ohm) resistor (C) part number 4411 was changed to new resistor (490,000'01 is)vri>>n`rt
number 4517. . _ " ` F " "
The (490,000 ohm) resistor (R) part number 4517 was changed to new resistor"(240,000A o uis)jpart
number 4410. , ' '.1; _.f
The (99,000 ohm) resistor (C) part number 4411 was changed to new resistor (1,000,000 ohms) part `

number 4414. >>
The (51,000 ohm) resistor and the (25,000 ohm) Lre'sistor (R) were removed. -
The secondary lead of the second 1. F` transformer connected to condenser (R) vWas removed" and
connected to the secondary lead of the first I. F. transformer on condenser (R). A (490,000 ohm) resistor l
part number 4517 was added between thc center top of thc volume control .(iu cathode circuit) and the
secondary leads of first and second I. F. transformer connected on condenser . . p Y A , >f
A (15,000 ohm) resistor part number 6208 was added, connected belween end of the volume. control:
(in cathode circuit) and end of resistors (R) andr(R). p 574 I I gmj v v . , '. ` f -
A (30 ohm) resistor part number 7155 was added across the filament of thc Ballast tube. Two
pieces of 1" braid was used to protect the ends of the resistor.

Please note: we carry a wide range of products which will fulfill the specifications above. Please use our search function or browse our products to find what you need!