OMEGA TYPE ETB-19 has been designed for the study of the Multimeter.A milliammeter of the moving coil type is used to measure the voltage, current and value of resistance i.e. used as a voltmeter, ammeter and ohmmeter respectively. Practical experience on these boards carries great educative value for Science and Engineering Students. OBJECT Use of a milliammeter as Voltmeter, Ammeter and Ohmmeter with use in following ranges : 01 As Voltmeter : 1 to 1000 V DC also100 Volts AC. 02 As Ammeter : 1mAto 1A. 03 As ohmmeter : 0 to 100 K ohm. FEATURES The board consists of the following built-in parts : 01 Ammeter of 1mA basic movement for measurement. 02 Bridge rectifier. 03 Power Supply of 1.5 Volt. 04 Potentiometer for adjustment. 05 Adequate no. of other electronic components. 06 Adequate no. of patch cords stackable from rear both ends 4mm spring loaded plug length 50cm. 07 Good Quality, reliable terminal/sockets are provided at appropriate places on panel for connections / observation of waveforms. 08 Strongly supported by detailed Operating Instructions, giving details of Object, Theory, Design procedures, Report Suggestions and Book References. 09 Weight : 3 Kg.(Approx.) 10 Dimension : W 340 x H 125 x D 210 OTHER APPARATUS REQUIRED: 01 Power Supply 300V at 100mA OMEGATYPE ICV-300/01 02 AF Generator OMEGATYPE AO-300 03 Decade Resistance Box OMEGATYPE DRBC-115L 04 Single Phase Variac Input 0-230V Output 0-270V at 2Amp 05 DMM OMEGATYPE DMM-201 OMEGA TYPE ETB-20 Experimental Training Board has been designed specifically for the study of voltage gain, frequency response, input impedance, output impedance, current gain, Power gain of a Common Emitter (CE) Transistor Audio Amplifier. OBJECT Study of Transistor Audio Amplifier (CE) : 01 To measure the Voltage Gain. 02 To plot the Frequency Response characteristics. 03 To find out the Input Impedance. 04 To find out the Output Impedance. 05 To find out the Current Gain. 06 To find out the Power Gain. FEATURES The board consists of the following built-in parts : 01 -9V D.C. at 50mA, IC regulated Power Supply internally connected. 02 PNPtransistor. 03 Adequate no. of other electronic components. 04 Mains ON/OFF switch, Fuse and Jewel light. 05 The unit is operative on 230V ±10% at 50Hz A.C. Mains. 06 Adequate no. of patch cords stackable from rear both ends 4mm spring loaded plug length 50cm. 07 Good Quality, reliable terminal/sockets are provided at appropriate places on panel for connections/ observation of waveforms. 08 Strongly supported by detailed Operating Instructions, giving details of Object, Theory, Design procedures, Report Suggestions and Book References. 09 Weight : 2.00 Kg.(Approx.) 10 Dimension : W 340 x H 125 x D 210 OTHER APPARATUS REQUIRED : 01 AF Generator OMEGATYPE AO-300 02 Decade Resistance Box OMEGATYPE DRBC-115D 03 Dual trace CRO 20MHz OMEGATYPE CRO-20