Elenco Electronics XK-550 Instruction Manual Download Page 12

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Qty.

Description

Part#

Resistors

4

100

1/4W 5% brn-blk-brn-gold

131000

10

120

1/4W 5% brn-red-brn-gold

131200

1

200

1/4W 5% red-blk-brn-gold

132000

1

220

1/4W 5% red-red-brn-gold

132200

2

330

1/4W 5% org-org-brn-gold

133300

5

1k

1/4W 5% brn-blk-red-gold

141000

2

1.2k

1W 5% brn-red-red-gold

141202

1

2k

1/4W 5% red-blk-red-gold

142000

2

4.7k

1/4W 5% yel-vio-red-gold

144700

1

6.8k

1/4W 5% blu-gry-red-gold

146800

1

8.2k

1/4W 5% gry-red-red-gold

148200

1

10k

1/4W 5% brn-blk-org-gold

151000

1

12k

1/4W 5% brn-red-org-gold

151200

3

22k

1/4W 5% red-red-org-gold

152200

1

47k

1/4W 5% yel-vio-org-gold

154700

1

51k

1/4W 5% grn-brn-org-gold

155100

16

100k

1/4W 5% brn-blk-yel-gold

161000

1

100k

Pot Trim 

191610

1

1k

Pot PC Mount 

192412

2

2k

Pot PC Mount 

192421

1

10k

Pot PC Mount 

192531

3

100k

Pot PC Mount 

192612

Capacitors

1

5pF 10% 50V Disc

205010

1

22pF 10% 50V Disc

212210

1

100pF 10% 50V Disc

221017

1

.001

µ

F 10% 100V Mylar

231017

1

.0022

µ

F 10% 50V Disc

232216

1

.01

µ

F 10% 100V Mylar

241017

4

.1

µ

F 10% 100V Mylar

251017

1

1

µ

F 50V Lytic Radial

261047

2

10

µ

F 25V Lytic Radial

271045

5

100

µ

F 25V Lytic Radial

281045

2

1000

µ

F 25V Lytic Radial

291045

4

1000

µ

F 35V Lytic Radial

291046

Semiconductors

19

1N4001

314001

2

1N4148

314148

2

2N3904 NPN Transistor

323904

1

2N3906 PNP Transistor

323906

1

LM317 Regulator

330317

1

LM337 Regulator

330337

1

LF357 Integrated Circuit

330357

1

XR2206 Integrated Circuit

332206

1

SN7403 Integrated Circuit

337403

1

LM7805 Regulator

337805

1

LM7812 Regulator

337812

1

LM7912 Regulator

337912

8

LED Red

350002

2

74HC04 Integrated Circuit

39HC04

Qty.

Description

Part#

Miscellaneous

1

Transformer

44K500

1

PC Board

514550

1

Fuse 1.25A

530125

10

Switch Slide PC Mount DPDT

541009

1

Switch Rotary 2P5POS

542206

1

Switch Rotary 4P3POS

542405

1

Switch Rocker Illuminated

541204

2

Connector 3-pin

591032

2

Connector 4-pin

591042

1

Connector 5-pin

591052

1

Bracket

613003

4

Bracket L 4-40 Tap

613008

1

Top Panel

614102

1

Panel Side Right

614551

1

Panel Side Left

614554

9

Knob Push On

622009

1

Plastic Case

623016

1

Bushing Insulated

624009

1

Spacer Nylon 7/16” 4-40 Tap

624013

8

Spacer 1/4” #8 Plastic

624124

1

Cord Retainer

628003

2

Screw #10-32 x 3/8” Hex

641158

1

Screw #4-40 x 1/4” Phil Flat

641431

9

Screw #4-40 x 1/4” Phil Truss

641438

8

Screw #6-32 x 5/16” Sltd Bndr

641641

4

Screw #4 x 1/4” AB Phil Blk

642430

6

Screw #6 x 3/8” AB Phil Blk

642660

4

Screw #8 x 1/2” A Phil Blk

642862

7

Nut Pot 7mm

644101

2

Nut Pot 9mm

644102

8

Nut #6-32 Hex

644601

2

Nut #10-32 Hex

644810

7

Washer Flat 8mm ID x 14mm OD

645101

2

Washer Flat 9mm ID x 15mm OD

645103

2

Washer flat black #6

645400

5

Washer Fiber #4

645404

2

Lockwasher #6 Internal

646600

2

Lockwasher #10 External

646910

1

Lug Solder #8

661002

1

Fuse Holder

663000

1

IC Socket 8-Pin

664008

3

IC Socket 14-Pin

664014

1

IC Socket 16-Pin

664016

18

Bredblox 4-Pin

665204

1

Label XK-550 Case

723501

5

Insulator Mica

780002

5

Insulator Washer

780101

5”

Wire 20GA Red Stranded

813210

2’

Wire 22GA Jumper

845000

1

Line Cord

862105

2”

Shrink Tubing 1/2” Dia

891101

1½” Shrink Tubing 3/4” Dia

899110

1

9426 Bredboard

99426

1

9830 Bredboard

99830

PARTS LIST

Summary of Contents for XK-550

Page 1: ...ion Manual For Trainer with Organizer Case Tools and meter not included Copyright 2004 1994 by Elenco TM Electronics Inc All rights reserved Revised 2004 REV G 753550 No part of this book shall be rep...

Page 2: ...o 100kHz in 5 steps continuously variable Fine frequency adjust 10 1 approximate Amplitude variable 0 15Vpp Output impedance 330 short protected DC offset change 10V from zero crossing Digital Section...

Page 3: ...ne generator waveforms 10 Output terminals for all functions as stated 4 pins per block 11 Two logic switches These are no bounce logic switches Give one signal state change per movement of switch 12...

Page 4: ...iable from one hertz to over 100 000 hertz in five steps A fine tuning control makes selection of any frequency easy The output voltage amplitude is variable between 0 to 15Vpp The output impedance is...

Page 5: ...Check the variable voltage supplies in the same manner Set the output voltage between 10 15 volts Place the 25 10 watt resistor across the output terminal The voltage should stay within 0 20 volts of...

Page 6: ...t on the output voltages This is because of the specially designed IC circuits used in the XK 550 circuits Severe overloading or even shorting the output circuits will not damage the supplies Special...

Page 7: ...n the anode is more positive than the cathode Thus current will flow in short bursts as shown in Figure 5 The DC load current may be one ampere but the peak diode current may be three times that There...

Page 8: ...7 SCHEMATIC DIAGRAM...

Page 9: ...8...

Page 10: ...WITCHES There are eight data switches labeled SW1 to SW8 The circuit is very simple To perform the desired functions there is a double throw double pole switch One end is connected to the 5V the other...

Page 11: ...EQ switch On pin 7 the FINE FREQ ADJ variable resistor controls the actual frequency output These two components form the RC time constants for the oscillator frequency The VCO produces a squarewave s...

Page 12: ...tor 337805 1 LM7812 Regulator 337812 1 LM7912 Regulator 337912 8 LED Red 350002 2 74HC04 Integrated Circuit 39HC04 Qty Description Part Miscellaneous 1 Transformer 44K500 1 PC Board 514550 1 Fuse 1 25...

Page 13: ...wdriver ST 1 4 1 2 Side Cutter JW 140 Wire Jumper Kit ST 7 IC Puller ST 3 Wire Stripper SP 2 Desoldering Pump TM 30 Tool MTG Kit METERS ANY of the following will fit the special slope cavity METERS AV...

Page 14: ...400mV 4V 40V 400V 1000V Accuracy 400mV 4V 40V 400V 0 5 3 1000V 0 8 3 AC current 40 A 400 A 4000 A 40mA 400mA 10A Accuracy 40 A 400 A 4000 A 1 5 5 40mA 400mA 2 5 10A 2 5 5 DC current 40 A 400 A 4000 A...

Page 15: ...se ElencoTM will repair or replace the unit at no cost For the remainder of the warranty period a nominal service charge is required to cover shipping and handling When returning merchandise for repai...

Page 16: ...ElencoTM Electronics Inc 150 W Carpenter Avenue Wheeling IL 60090 847 541 3800 http www elenco com e mail elenco elenco com...

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