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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
®
(address/phone/e-mail is
a
t the back of this manual) for additional assistance, if needed. DO NOT contact your place of purchase as
t
hey will not be able to help you.
RESISTORS
Qty. Symbol Value Color Code Part #
r 1 R5 0.18W 5% 3W 101804
r 2 R3, R4 2.7W 5% 1/4W red-violet-gold-gold 112701
r 2 R1, R2 150W 5% 1/4W brown-green-brown-gold 131500
r 2 VR1, VR2 2kW Potentiometer 192422
CAPACITORS
Qty. Symbol Value Description Part #
r 5 C1 - C4, C8 10mF Electrolytic 271045
r 2 C5, C6 2200mF Electrolytic 292226
r 1 C7 4700mF 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
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” Phillips, Truss, AB, black
642652
r 2 Screw 6 x 3/8” Phillips, Pan, AB, black 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 813210-6
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
Phillips, Pan, AB
6 x 3/8” Black
Phillips, Truss, AB
XP-720K_REV-H_111114.qxp_XP-720K REV-H 111114 7/31/15 1:07 PM Page 2
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