Page4
PHILCO Parts and Service Division
No. ZSO
PHILCO
MODEL
025
CIRCUIT TESTER
•
The Most Compact
Self-Contained Complete
Radio Circuit end Value
Testing Instrument
Fig. 6-Base View
Replacement Parts-Model 37-620
Schem . Part
No.
Deecrlptlon No.
1 Antenna Transformer (Broadcut) .....•. ... ... •.. •. . ...... 32-2108
2
Antenna Transformer (Police).. . .... . ................ 32-2119
3 Antenna Transformer (S. W.) .. ......... . ...... ........... 32-2109
4 Compensal<,r Ant. 1600 K.C ....... .. ....... ....... ....... 31-6092
5 Condenser (.05 mfd. Tubular).. .. .. .. .. .. . • .. .. .. .. .. .. .. . 30-4020
8 Reaiator (51000 ohma ½ watt).... ..... • • .. .. .. • . . • .. .. .. .. 33-351339
7 Tuning Condenser .................... .. ................. 31-1818
8 Compensator (R. F. 1500 K.C.) ........... . .. ... .......... 31-6092
9 R. F. Transformer (Broadcaal)... .. .. .. .. .. . . .. . • . . .. .. .. . 32-210.S
10 R. F. Transformer (Police) ........... , ....... ............. 3:i:,2100
11 Condenser (1.0 mmfd.) ................. ... ............... .
12
Condenser (14 mmfd. Mica) ........ ...... ...... ... ........ 30-1073
13 R. F. Tranaformer (S. W.) ............ . ..... .............. 32-2126
14 Condenser (.05 mfd. Tubular) ........ .. ................... 30-4123
15 Condenser (.O.S mfd. Tubular) ............ .. ............... 30-4020
18 Reaiator (61000 ohma I watt) ........ .. . ................... 33-351439
17
Reaiator (20000 ohma I watt) ........... .. .... . ....... .. ... 33-320439
18 Electrolytic Condenser (16 mfd.) .. ........... .. .. . . . . .... . . 30-2118
19 Reaiator (10000 ohma ½wall) .. ............... .. .... .... .. 33-310339
20 Condenser (.1 mfd. Tubular) ... . .. ........................ 30-4170
21 Compensator (O.C. Seriea 600 K.C.) ........ ................ 31-6056
22 O.C. Tranaformer (Broadcast) .. .............. ... .. .. ...... 32-2120
23 Compell8&tor (O.C. 1600 K.C.) ........... ... . ........ , .... 31-6092
24 O.c. Transformer (Police)....... .. .. .. .. . . • . .. .. .. .. .. .. .. 32-2121
25 Condenser (1660 mmfd. Semi,fixed) ..... ... .• . .. . . ..• . , .... 31-6096
28 O.C. Transformer (S.W.) ......... .... ...... .... ........... 32-2110
27 Condenser (250 mmfd. Mica) ........ . ....... .. ............ 30-1032
28 Condenser (3500 mmfd. Semi-fixed) ........ . .•.... , ....... . 31-6097
29 Reaistor (70000 ohms ½ watt) .. . .. .. .. .. • .. . .. .. .. .. .. .. . 33-370339
30 Reaistor (32000 ohms ½ watt). . .. . . .. . . . . . . . . . . . .. . • . . . . . . 33-332339
31 Compell8&tor (1st I. F. Pri. 470 K.C.) ..... ...... ........... Part of 39
32 lat I. F. Transformer ........ .... .................... .. .. . 32-2100
33 Reaiator (1000 ohms ½ watt) ................ .. ........ .. .. 33-210339
34 Reaistor (400 ohm Bakelite) ................. .. ............ 33-1211
35 Condenser (.05 mfd. Tubular) . ......... . .. , .• .. ..• , .•..... 30-4020
38 2nd I. F. Transformer ............... ..... . ........ .... ... 32-2102
37 Compell8&tor (2nd I. F. Pri. 470 K.C.) ..................... Part of 42
38 Condenser (110 mmfd. Mica) .. .... ........ ........ ........ 30-1031
39
Reaistor (51000 ohms½ watt) ...... ... .... .... .. .......... 33-351339
40 Condenser (.01 mfd. Tubular) ..................... ........ 30-4124
41 Resistor ( 490000 ohms ½ watt) .... .. .. . .. .. • . . • .. .. .. .. .. . 33-449339
42 Condenser (110 mmfd. Mica) .............. .... ............ 30-1031
43 Conderu.er (110 mmfd. Mica) ... . . . ... ... .... .. ..... . , .... 30-1031
44 Resistor (I megohm ½watt) .. ............. .... ...... , . ... 33-510339
45 CondeDBer (.015 mfd. Tubular) .... . . . . • • . • . .. . .. 30-4358
48 Resistor
(51000 ohms, ½watt) ...... ... .... .... .. ......... 33-351339
47 Condenser
(.006 mfd. Tubular) ................. .... ....... 30-4112
48 Conden•er (.015 mfd. Tubulor) ......... , .... ... , . . ........ 30-4226
49 Volume Control. .. . ........... .... ........ .............. 33-5158
80 Reaistor (I megohm ½ watt) ................. .. ........... 33-510339
51 Voice Coil and Cone: S7 Speaker ............. ...... .. .. .... 3f>-3014
Voice Coil & Cone. HS Speaker.. .. .. .. .. .. .. .. .. .. .. .. .. .. 3f>-3627
52 Output Transformer. S7 & HS Speaker .... .. •. . , .. . . . , ..... 32-7019
53 Rea,stor (I megohm ½ watt) ...... . ..................... 33-510339
54 Condenser (0.1 mfd. Tubular) ............... . _, ...... .... . 30-4122
55 Reaistor (490000 ohms ½watt) .. ... .. ............ .. . ...... 33-449339
:; Condenser
(.008 mfd. Tubular) .... . ..... .. ...... ... , ...... 30-4112
58
Condenaer (.03 mfd. Tubular) ... ... .... .... ............. . 30-4380
Reaistor
(I megohm ½watt) .... ......................... 33-510339
59 Tone Control and A: C. Switch. 42-1182
80 Electrolytic Condenser (8 mfd.) ..... , .. .. •. . , . . . 30-2024
81 BiM Resistor. .. .. . . . .. .. .. .. .. .. . . . . . . .. . . .. .. . • .. .. .. . 33-3277
82 Electrolytic Condenser (12 mfd.) ................ . ......... : 30-2117
63 Field Coil Assembly. S7 Speaker .. . ,.. .. .. .. . 3f>-3039
Field Coil ABBem. HS Speaker. .. . .. .. .. .. .. .. .. .. .. .. .. .. 3f>-3690
• 26-40 cycle operation.
Flgurea In black type Indicate circled llgur11 In 8111 View.
June, 1936
Price
List
so.so
.66
.75
.60
.20
.20
4.50
.60
.75
.66
.20
.55
.20
.20
.20
.20
1.65
.20
.25
.55
.66
.60
.40
.40
.75
.25
.50
.20
.20
1.50
.20
.20
.20
1.50
.20
.20
.25
.20
.20
.20
.20
.20
.20
.20
.20
1.00
.20
.80
.85
.20
.20
.20
.20
.20
.20
.75
1.10
.20
1.20
2.75
Schem. Part
No. Deacrlptlon No.
84 Reaistor (9000 ohms, 2 watt) ..... .. .. .. .. .. .. • .. • .. .. .. .. . 33-290539
85 Power Transformer (115 Volt 50-60 cycle) ..... ... •...... ... 32-7583
• Power Transformer (115V; 25-40 cycle) .... ....... .. . . ...... 3S-7584
88
Pilot Lamp. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. 34-2039
87 Condenser (.015-.015 mfd. Double Bakelite) ...... , . • . . . . . . . . 3793 DG
88 Wave Switch Antenna .................................... 42-1170
89 Wave Switch R. F .... .................................... 42-1171
70 Wave Switch Osc .... .. ....................... .. ........... 42-1172
Wave Switch Indexing Plate
& Shaft .... ................... 42-1173
Pilot. Lamp Assembly.. . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . 3S-7706
Dial.... .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. • .. • .. .. .. • .. . .. 27-5203
Dial Hub .. .................... .. ........ . .. ........ ... . 2S-7187
~i:l ~~bti·&"r~;.::.·.·:: :: :: :: :: :: :: :: :: :: :: :: :: :: :: :: : : W:i:i
Dial Gear ...... ... ...................... . .. ... ........ .. 2s-7185
Dial Guard ......... .. .... .... .. .... .................. .. 27-8324
Thrust Spring.... .. .. • . .. .. .. .. .. .. .. .. • . .. .. .. .. • • .. .. .
2s-8611
Thrust Washer ..... .. ...... .. ... ........................ 2S-S976
"C" Washer
...... ... .. ........ .. .............. . .. ... .... 2S-S904
Drive Gear ........ . .. .. .............. . .................. 31-1884
Vernier Drive .... .................. ..... . ............... 31-1871
Mask ......... ...... .. ........ .... ...... ................ 27-5198
Mask Arm Assembly ..... .. .................... .... ...... 31-1866
Mask Guide on Lamp Bracket Support .......... .. •. ..... . . 2S-7844
Mask
W Mher.. .. .. .. .. .. .. .. .. . . .. .. .. .. .. .. • . • . .. .. .. . 27-8318
Dial Screen
ABBem .. ........................ . ............ 3S-7912
tt~g·.· .. ··:: :: :: :: :: :: :: :: :: :::: :::: :::: :::: :::::: :: :: : ;~i~
Volume Control Shaft .... .......... .. ........ .... ........ 2S-6499
Volume Control Shaft Spring .... ... .. ...... ... ............ 2s-4117
Retaining Clips.. .. .. . .. .. .. .. .. .. .. . • .. .. • . • • .. . . . . • . .. . 28-8610
W&Bhcr .......... .. .......... .... .................. ..... 28-4186
Socket 8 prong ...... .. ..... ... ... : .. . • .. .. .. . • . • .. .. .. .. 21-6058
~':~e§ii:{J' .ng:·.:::::: :: :: : : : : : : : : : : : : : : : ::::::: : : ::: : : :
;t~~~
Tube Shield Base.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. 2S-S898
I. F. Shield ..................... . ..... .............. .... 3S-7763
Terminal Panel I. F. Unit ............ . ........ . ...... . .. . 3S-7703
W&Bher
I. F. Unit ......... .. ...... .. .... .. ........ . . ..... 2s-4001
Wiring Panel.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . . 3S-6306
Wiring Panel Power Unit .................... .... , ... ..... 3S-5864
Grommet Mtg. Tuning Condenser. . . . . • . . . . . . . . . . . . . . . . . . 27-4325
Grommet R. F. Unit .............. .. .... .. ....... . ...... . 27-4317
Sleeve Mtg. R. F. Unit ..... .. .... .... .... ..... .. . ........ 28-2257
Spacer Mtg. R. F. Unit ............ .... ................ ... 27-8339
Screw Mtg. R. F. Unit ............ . .. . . . .... .. ...... . ....
W-729
WMher
Mtg. R. F. Unit.. .. ...... .. .. ...... .......... 28-3927
Insulator, Mtg. Elect. Cond ....... .. •. .. .. .. .. .. .. .. .. 27-7194
Bracket Mtg. Elect. Cond.. .. .. . .. .. • • .. .. .. .. .. .. .. . .
6440
Antenna Panel. .. .. .. .. .. .. .. .. .. .. .. . . .. . • . . .. . . .. .. . 3S-7714
Speaker Cable ...................... . . .. .. , ........... ... L-2181
A. C. Cord....... .. .. .. .. .. .. .. .. . • .. .. .. .. .. .. .. .. L-2183
Speaker S7-B. Cabinet.. . . .. .. .. .. .. . • .. .. .. ..
3f>.1009
t:teT~:i~~--~~~~~~t:.·:.:::: ::~ :: : : :: :·:~::::: ::::.... :tliig
Knobs Tuning Vernier ........ ..... . .. .. .. .... .. .......... 27-4331
Knobs
Wave Switch .. .. .. .......... . ................ . .... 27-4326
Knobs
Tone & Volume............. .. ........ ...... . .... 27-4332
Bezel Frame & Plate ABBembly .. . .. .. .. .. .. .. • • .. .. .. .. . . 40-5939
G&Aket
...... ........ .............. ... , .. .. • . .. .. .. .. .. . 27 ~8311
GlaSB..
.. . .. .. .. .. .. .. .. . .. .. • .. • .. .. .. • . .. .. .. . 27-8298
Ring... .. .. .. .. .. .. .. .. .. .. .. .. .. .. • . • . .. .. .. . .
2S-3967
Screw Bezel Mtg ...................... .. ..... , .. .. .. .. .. . W-1644
Nut Mtg. Volume & Tone Control............. . . W-684
ChaSBis Mtg. Screw.. . .. . . . . . . .. .. .. .. .. .. .. .. .. .. .. .. W-1358A
ChMBis Mtg. Washer...... ... .. .. .. .. .. .. .. .. .. .. .. 28-2089
Price
List
$0.30
4.50
.15
.40
1.10
1.00
1.10
.50
.35
.50
.12
.10
.02
.10
.02
.01
Per C .30
.01
.26
.75
.30
.35
.15
Per C .50
.30
Per C
.50
.02
.10
Per C
.40
.03
Per C
.75
.11
.11
.10
.03
.20
.25
Per C .25
.03
.02
.02
.04
.01
Per C
.40
Per C .45
.01
.01
.05
.15
.26
.40
5.75
6.25
.10
.10
.10
.10
.75
.01
.o.s
.35
Per C .50
Per C 1.25
Per C 2.60
Per
C .30
Prlcea Subject to Chanae Without Notice
Printed in U . S. A.
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