Elenco Electronics XK-150 Instruction Manual

DIGITAL / ANALOG TRAINER

MODEL XK-150

A COMPLETE MINI-LAB FOR BUILDING,TESTING

AND PROTOTYPING ANALOG AND DIGITAL CIRCUITS

Elenco Electronics, Inc.

Instruction Manual

Copyright © 1998 Elenco Electronics, Inc. Revised 2001 REV-C 753273

Qty Description Part #

1 Transformer 440111
1 PC Board digital 514000
1 PC Board analog 514001
2 PC Board 1k, 100k POT 514002
1 Fuse .25A 531005
9 Switch Slide 2P2T (SW5 - 13) 541023
1 Switch Slide 2P3T (SW4) 541208
1 Switch Rocker (SW1) 541209
7 Connector 4-pin 591104
1 Connector 3-pin 596032
3 Heat Sink 615005
8 Spacer Nylon 624117
1 Socket IC 8-pin 664008
2 Socket IC 14-pin 664014
1 Socket IC 16-pin 664016
5 Knob Push-on 622017
1 Plastic Case top/bottom 623027
1 Bushing Strain 624002

Qty Description Part #

2 Binding Post Black 625031
6 Nut Binding Post 625031HN
6 Lockwasher Binding Post 625031LW
2 Binding Post Red 625032
2 Binding Post Yellow 625034
6 Screw M3 x 10mm 642358
13 Screw #4 x 5/16” AB Phil 642442
5 Nut Pot 7mm 644101
5 Nut 3mm x .5 644104
2 Washer Flat #4 645000
5 Washer Flat 7mm x 12mm 645111
2 Lockwasher #4 INT 646401
4 Feet Rubber 662003
1 Fuse Holder Assembly 663005,LB,UB,W,N
1 Label XK-150 Case 723100
1 Line Cord 862105
2 Switch Slide 2P2T (SW2 - 3) 920000

Qty Symbol Description Part #

9 D1 - 9 1N4001 Diode 314001
2 ZD1 - 2 Zener Diode 1N5234B 315235
9 Q1 - 9 2N3904 Transistor 323904
1 IC2 LM317 IC 330317
1 IC3 LM337 IC 330337

Qty Symbol Description Part #

1 IC7 555 IC 330555
1 IC4 XR2206 332206
1 IC1 LM7805 IC 337805
9 LD1 - 9 LED Red 350002
2 IC5, IC6 74LS03 IC 37LS03

-1-

PARTS LIST

RESISTORS

Qty Symbol Description Color Code Part #

11 R15, 23, 26, 29, 32, 35, 38, 43, 46, VR6-7 150Ω 5% 1/4W brown-green-brown-gold 131500
1 R9 200Ω 5% 1/4W red-black-brown-gold 132000
1 R22 470Ω 5% 1/4W yellow-violet-brown-gold 134700
2 R4, R2 470Ω 5% 1/2W yellow-violet-brown-gold 134701
8 R8, 12, 13, 14, 16, 18, 19, 17 1kΩ 5% 1/4W brown-black-red-gold 141000
1 R1 2.2kΩ 5% 1/4W red-red-red-gold 142200
1 R3 2.7kΩ 5% 1/4W red-violet-red-gold 142700
1 R20 15kΩ 5% 1/4W brown-green-orange-gold 151500
17 R7, 24, 25, 27, 28, 30, 31, 33, 34, 18kΩ 5% 1/4W brown-gray-orange-gold 151800

36, 37, 39-42, 44, 45
1 R10 43kΩ 5% 1/4W yellow-orange-orange-gold 154300
1 R11 47kΩ 5% 1/4W yellow-violet-orange-gold 154700
1 R21 62kΩ 5% 1/4W blue-red-orange-gold 156200
1 VR4 1kΩ POT 192439
2 VR1, VR2 2kΩ POT 192438
1 VR5 100kΩ POT 192638
1 VR3 1MΩ POT 192738

CAPACITORS

Qty Symbol Description Part #

1 C17 10pF (10) Discap 211011
1 C12 68pF (68) Discap 216816
1 C7 470pF (470) Mylar 224717
1 C8 .0047µF (472) Mylar 234717
1 C13 .01µF (103) Mylar 241017
2 C9, 15 .1µF (104) Discap 251010
5 C4, 5, 6,10,11 10µF 25V Electrolytic Radial 271045
4 C1, 2, 3, 14 1,000µF 25V Electrolytic Radial 291045

SEMICONDUCTORS

MISCELLANEOUS

GENERAL SPECIFICATIONS FOR MODEL XK-150

Power Supplies:

• +1.25V to 15VDC @ .25 amp

• -1.25 to -20VDC @ .25 amp

• +5V +

5% @ .5 amp

• 30V AC center tapped at 15VAC @ .25 amp.

• Load regulator all DC supplies less than .2V no load to .25A

• Line regulator all DC supplies less than .2V 105 to 135V

• Hum and ripple all DC supplies less than .01V RMS

• Short protection all DC supplies-Inter nal IC ther mal cutoff

• Fuse - .25A 250V

Function Generator Analog Section:

• Waveforms sine, square, complimentary square

• Frequency - adjustable from 200 - 40kHz in 2 ranges

• Amplitude - sine wave 4Vpp
square wave 12Vpp

• Output impedance 600Ω:

Digital Section:

• Data switches, eight DPDT, Hi 5V, low 0V

• Logic switches, two no bounce with complimentary output

“On” voltage level 2.8V min., “Off” voltage level 1V max.

Input impedance 100kΩ.

• Eight LED readouts, 100kΩ input impedance

• Clock frequency, 1Hz,1kHz, 100kHz, 60Hz

• Clock amplitude, 5Vpp squarewave

• Clock rise time, better than 100nsec.

Bredboards Section:

• One bredboards containing 830 tie points including to bus strips

Variable Resistance (undedicated):

• 1kΩ Potentiometer

• 100kΩ Potentiometer

-2-

-3-

USERS DESCRIPTION OF FRONT PANEL CONTROL

1) 1kΩ undedicated potentiometer.

2) Output Terminals for 1kΩ undedicated potentiometers.

3) Output Terminals for -15V power supply.

4) Gnd Terminals for the +/-15 variable power supply.

5) Output Terminals for +15V power supply.

6) Variable Positive Voltage Control - Varies positive voltage from 1.25 to 15V at indicated output terminal.

7) Variable Negative Voltage Control - Varies negative voltage from -1.25 to -15V at indicated output connector pin.

8) Output Terminals for the Clock frequencies.

9) Output Terminals for the logic switches.

10)

Two Logic Switches - These are no bounce logic switches. Give one signal state change per movement of switch.

11) Logic Indicators LEDs, total eight.

12) Fuse Holder - Easy access for replacement of .25A 250V fuse.

13) Input Points For Logic Indicator LEDs. “0” input corresponds with 0 lamp, etc.

14) Selects CLOCK frequency range 1Hz,1kHz, and 100kHz.

15) Power Cord.

16) Eight Data Switches - Lets output of 5V or 0V depending on position.

17) Output Terminals For the DATA Switches 0-1.

18) Output Terminal for +5V power supply.

19) Power ON LED, Lights When Unit is ON.

20) Frequency Control - allows easy selection of desired function generator frequency.

21) Frequency Multiplier Switch. range from X1 (200 to 2,000Hz) or X100 (2,000 to 20,000Hz).

22) Output Terminals for SQUARE wave.

23) Gnd Terminals for SINE and SQUARE wave.

24) Output Terminals for SINE wave.

25) Output Terminals for 100kΩ undedicated potentiometers.

26) 100kΩ undedicated potentiometer.

27) One Bredboard containing a total of 830 tie points including 2 independent bus lines.

28) Power Output Terminals - This provides 30VAC center tapped at 15VAC -

29) ON-OFF Switch - Allows power to be applied to all outputs. LED will light when on.

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