Elenco Same as XP720 in Kit Form - Manual (Page 2)

PARTS LIST
If you are a student, and any parts are missing or damaged, please see instructor or bookstore.
If you purchased this kit from a distributor, catalog, etc., please contact Elenco
® Electronics (address/phone/e-
mail is at the back of this manual) for additional assistance, if needed. DO NOT contact your place of purchase
as they will not be able to help you.
RESISTORS
Qty. Symbol Value Color Code Part #
r 1
R5 .18
Ω 5% 3W
101804
r 2
R3, R4 2.7
Ω 5% 1/4W
red-violet-gold-gold 112701
r 2 R1, R2 150 Ω 5% 1/4W brown-green-brown-gold 131500
r 2 VR1, VR2 2k Ω Potentiometer 192422
CAPACITORS
Qty. Symbol Value Description Part #
r 5
C1 - C4, C8 10
μF
Electrolytic 271045
r 2
C5, C6 2200
μF
Electrolytic 292226
r 1
C7 4700
μF
Electrolytic 294744
SEMICONDUCTORS
Qty. Symbol Value Description Part #
r 4
D1 - D4 1N4001 Diode 314001
r 4
D5 - D8 1N5400 Diode 315400
r 1 Q1 A70 Transistor 320070
r 1 Q2 2N6124 Transistor 326124
r 1
IC1 LM-317 Integrated Circuit 330317
r 1
IC2 LM-337 Integrated Circuit 330337
r 1 IC3 LM-7805C Integrated Circuit 337805
MISCELLANEOUS
-1-
Qty. Description Part#
r 1 Transformer 440720
r 1
PC Board 512013
r 1
Fuse 1A 530100
r 1
Rocker Switch 541204
r 1 Cover 611120
r 1
Chassis 612012
r 1
Heat Sink 615010
r 2 Knob 622009
r 1 Strain Relief 624003
r 5
Insulator Washer 624007
r 4
PC Board Stand-off 625001
r 2 Black Binding Post 625031
r 7
Int. Lockwasher, Binding Post 625031LW
r 7
Nut, Binding Post 625031HN
r 2 Red Binding Post 625032
r 3 Yellow Binding Post 625034
r 5
Screw 6-32 x 3/8” Phillips, Pan, Machine 641640
r 2
Screw 8-32 x 3/8” Phillips, Pan, Machine 641840
r 4 Screw 6 x 3/8” black, AB, Phillips, Truss 642652
r 2
Screw 6 x 3/8” black, AB, Phillips, Pan 642660
Qty. Description Part#
r 2 Nut 7mm 644101
r 4
Nut 6-32 Small 644601
r 2
Nut 8-32 644800
r 1
Nut 6-32 644600
r 2 Flat Washer 8mm x 14mm 645101
r 2
Lockwasher 5/16” 646101
r 2
Lockwasher #8 646828
r 4 Rubber Feet 662003
r 1 Fuse Holder (Upper Body) 663005UB
r 1
Fuse Holder (Lower Body) 663005LB
r 1
Fuse Holder (Hex Nut) 663005N
r 1 Fuse Holder (Washer) 663005W
r 3
Mica Insulator 780002
r 1
Silicon Grease 790005
r 6” 20 Ga. Red Wire 813210
r 48” 22 Ga. Red Wire 814201
r 48” 22 Ga. Orange Wire
814310
r 48” 22 Ga. Blue Wire
814610
r 1 Line Cord 862105
r 2”
Shrink Tubing 1/2” Dia. 891101-2
r 1.5” Shrink Tubing 3/4” Dia.
899110-2
r 1
Solder Lead-Free 9LF99
Screw Identification
6-32 x 3/8”
Phil., Pan, Machine
8-32 x 3/8”
Phil., Pan, Machine
6 x 3/8” Black
AB, Phillips, Pan 6 x 3/8” Black
AB, Phillips, Truss