Analogue Trainer Kit Model ETR 003

Sci-tech ETR 003 is versatile trainer which is capable of performing the role of Linear IC Trainer, Basic Electronics Trainer, network circuit & theorems trainer, rectifier, filter & regulator trainer, Transistor amplifier circuits trainer, oscillator & wave-shaping circuits trainer, linear circuits trainer, electrical bridges trainer, power electronics trainer and digital electronics trainer.

Item Description

* 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.
– Attractive Wooden enclosures of Light weight Australian Pine Wood or durable plastic enclosure.
– Set of 2mm Patch cords for interconnections
– User’s Manual with sample experimental programs

Technical 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).
– Provides Sine, Square and Triangular output 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