DIGITAL / ANALOG TRAINERMODEL XK-700A COMPLETE MINI-LAB FOR BUILDING, TESTINGAND PROTOTYPING ANALOG AND DIGITAL CIRCUITSInstruction ManualFor Trainer
-9-Transistor Q5 is called the pass transistor. Itcontrols the current reaching the output. TransistorQ3 and Q4 are emitter followers. Their functi
-10-FUSE REPLACEMENT1. Turn the trainer off and unplug it from 120VAC power source.2. Unscrew fuse holder cap and remove fuse.3. Use only a 1.25A fuse
-11-ORGANIZER CARRYING CASEThe carrying case for the XK-700 Digital/Analog Trainer has been designed to hold a meter and many of themost important too
-12-Qty. Description Part#Resistors2 100Ω 5% 1/4W brn-blk-brn-gold 13100010 120Ω 5% 1/4W brn-red-brn-gold 1312001 200Ω 5% 1/4W red-blk-brn-gold 132000
POPULAR METERS THAT CAN BE USED WITH THE XK-700 TRAINER-13-SpecificationsAC + DC volts 400mV, 4V, 40V, 400V, 600VAccuracy +0.5% DC, +0.8% AC Resolutio
WARRANTY POLICYYour XK-700 Digital / Analog Trainer has been tested and conforms to our rigid requirements on performance and durability. It isguaran
Elenco®Electronics, Inc.150 Carpenter AvenueWheeling, IL 60090(847) 541-3800Website: www.elenco.come-mail: [email protected]
-1-INTRODUCTIONPOWER SUPPLYModel XK-700 has five built-in power supplies whichwill satisfy most design needs. This includes twovariable power supplie
-2-USERS DESCRIPTION OF FRONT PANEL CONTROL1) Fuse holder - Easy access for replacement of 1.25A 250V fuse.2) On-Off switch - Allows power to be appli
-3-GENERAL SPECIFICATIONS FOR MODEL XK-700Power Supplies:• 0V to 20VDC @ 0.5A (0V to 15V @ 1A)• 0V to –20VDC @ 0.5A (0V to –15V @ 1A)• +12V +5% @ 1A•
-4-TESTING THE XK-700 DIGITAL ANALOG TRAINERThe following paragraphs give detailed instructionson testing the digital / analog trainer.Note that in th
-5-Simplified diagram of positive power supply120VAC Input17VAC 20VDC0V - 20VRegulatedOutputTransformer120V to 17VAC to DCConverterVoltageRegulatorTES
-6-By the addition of a second diode and transformerwinding we can fill in the gap between cycles asshown in Figure 4. This circuit is called full-wa
-7-SCHEMATIC DIAGRAM
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