ICs Based Digital & Linear Electronics Trainers Model ETR 007

Digital IC Trainer Specifications Indicators - 10 TTL/CMOS Logic Level Inputs with Dual Color LED indication for logic low and logic high - 10 LED for output indication. Clock Generator - Fixed Clock generation of 1Hz, 10Hz, 100Hz, 1 KHz, 10 KHz, and 100 KHz & 1 MHz. Pulse Generator - Logic Pulsar provides single pole double throw bounce less pulses of Low to High and High to Low transitions. Logic Probe - Logic Probe facility provided with LED indicators to indicate Logic High, Low & Tri-state. Bread Board Area - Two Distribution Strip of 100 tie points each totalling 200 tie points. - One Terminal Strip of 630 tie points. Display - Three digit seven-segment LED display. Sockets on board - 14 Pin Socket- 8Nos. - 16 Pin Socket- 3Nos. - 20 Pin Socket- 1No. One IC each of 7400, 7402, 7408, 7432, 7404, 7490,7495, 7486, 7447 & Two Nos. of IC 7476. Power Supplies - Fixed DC Power Supply: +5V, ±12V. Interconnections

• All interconnections are made using 2mm banana Patch cords.
• All ICS are mounted on IC Sockets.
• Bare board Tested Glass Epoxy SMOBC PCB is used.
• Set of 2mm Patch cords for interconnections.

• User's Manual with sample experimental programs.

  Linear IC Trainer Specifications Indicators - 4 LED's for output indication. On board LINEAR IC's - 4 Timer IC 555 (2 Nos.). - Op-amp IC 741 (4 Nos.) - Sample & Hold IC-398 (1No.) - Opto Coupler MCT2E (1No.) - Voltage Controlled Oscillator 566 (1No.) - Comparator IC 710 (1 No.) On board Interfaces - Resistor Bank ranging from 10 ohm to 1M ohm (42 Nos.) - Capacitor Bank ranging from 1Kpf - 1micro farad (23 Nos.) - Voltage regulators one each IC-7805, 7905, 317 - Transistors one each NPN-BC547, PNP-BC188 - Diodes 1N 4007 (4 Nos.), Diode 1N4148 (2 Nos.) & Zener Diodes one each 1.2V, 5.6V, 7.5V - 12V SPDT Relay with outputs NC, NO & Common terminated on 2mm banana sockets - One 8ohm Speaker with outputs on 2mm banana sockets - One five mm LED with outputs terminated on 2mm banana sockets Potentiometers - Variable potentiometers of 1K, 10K 100K provided on board Bread Board Area - Two Distribution Strip of 100 tie points each totalling 200 tie points - One Terminal Strip of 630 tie points Function Generator (using IC 8038). - Pr o v i d e s Si n e , Sq u a r e a n d Tr i a n g u l a r o u t p u t waveforms. - Frequency variable from 0-200 KHz in FIVE steps. Power Supplies - Fixed DC Power Supply: +5V, ±12V. - Variable DC Power supply of +1.2V to +15V & -1.2V to –15V. - AC Power Supply of 15V-0-15V Interconnections - All interconnections are made using 2mm banana Patch cords.

• All ICS are mounted on IC Sockets.
• Bare board Tested Glass Epoxy SMOBC PCB is used.
• Set of 2mm Patch cords for interconnections
• User's Manual with sample experimental programs