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Circuit Diagram for all the filters is Printed on Panel and components placed along, Connections of important points brought out at Sockets. Require Audio Frequency Function Generator TE-93 & CRO TE-9Study of "T" type Passive Low Pass, High Pass, Band Pass & Band Stop; Filters
Study of "T" type Passive Constant K High Pass Filter
Study of M-Derived "T" type Passive Low Pass Filter
Study of M-Derived "T" type Passive High Pass Filter
Study of "p" type Passive Low Pass, High Pass, Band Pass & Band Stop Filter
Study of "p" type Passsive Low Pass Filter
Study of "p" type Passive Band Pass Filter
Study of "p" type passive High Pass Filter
Study of "p" type Passive Constant K High Pass Filter
Study of Twin-T Active Notch Filter using Op-Amplifier
Study of Active Filters (Low Pass, IInd order Low Pass, & High Pass Filter) using Op-Amplifier.
Note : All the Passive Filter Circuit Kits has been prepared using Passive Components (e.g. using Resistances, Capacitors & Inductances).
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Standard Filters
Set of Eight Filters Optical
Set of Five Filters Optical
Set of Three Filters Optical
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Transformer High Voltage
For Gas discharge tube. 2.5, 3, 3.5, 4KV.
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Decade Inductance BoxVery low contact resistance band switch mounted on a bakelite panel and teak wood case.
Single Dial |
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1
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H to 1 H |
2
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Dials .01, H to 1.1 H |
3
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Dials .01 H to 11.1 H |
4 |
Dials .001 H to 11.1 H |
Fixed inductance 100 mH, 1H, 10H, 20G
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Decade Capacitance Box Easy operated band switch mounted on bakelite panel, Housed in teak wook case.
| Single Dial |
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1
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mfd to 1 mfd |
2
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Dials .01 mfed to 1.1 mfd |
3
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Dials .001 mfd to 1.11 mfd |
| 4 |
Dials .001 mfd to 11.11 mfd |
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Decade Resistance Boxminimum contact resistance, mounted on bakalite sheet with terminals
| Single Dial |
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1K
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Ohms to 10K Ohm |
2
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Dials 10 Ohms to 1000 Ohms |
3
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Dials 1 Ohms to 1000 Ohms |
| 4 |
Dials 1 Ohms to 10000 Ohms |
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Power Supplies : Model (PSAW -1)
The Power supplies are built in suitably sized steel cabinet employing modern technique and circuit, workable on 220 V 50 Hz. Meters for measuring voltage and current are built in protection with fuse or automatic.
Output HT = 0 to 300 Volts 30mA. LT. Variable to 1 to 6, 3 Amps with 2 meters for Volt/Current. Suitable for Diode Valve Experiment.
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Power Supply : Model (PSAW -2)
Main = 220V 50HGz. H.T. Output 0 to 300 Volts 30mA. L.T. 6.3 V 3 Amps.
Bias = 0 to 20V ±5mA with two meters for H.T. Volt and Current.
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Power Supplies : Model ( PSAW -3)
Stabilized Power Supply Main 230 Volt 50 Hz. Out put H.T. 0 to 300V 50mA. L.T. - 6.3 Volt 3 Amps. Bias = 0 to 25V positive and negative, Stabilization + 1% with three meters for HT Volts. He current and bias Voltage suitable for Triode value experiment.
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Power Supplies : Model (PSAW -4)
Same as above, output, current 100mA. With three meters for continuous working suitable for electroforsis Apparatus.
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Power Supply : Model (PSAW -5)Dual Power Supply for Pentode Valve Experiment, both stabiles ±1% workable on 220 Volt 50 Hz. With five meters.
HT1
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= 0 to 300 Volts 50 mA |
HT 2
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= 0 to 300 Volts 25 mA |
Bias
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= 0 to 25 volts 5 mA |
| L.T. |
= 6.3 Volt 3 Amps. |
Suitable for pentode/tetrode valve experiments.
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Fixed Voltage I.C. Regulated Power SuppliesHigh quality, well filtered giving smooth fixed D.C. Voltage. Deal for running many training boards like operational amplifiers (Type-741), Integrated Circuit Timer (Type-555) and Integrated Circuit Regulator (Type-723).
(a)
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5V or 6V at 500 mA |
(b)
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5V or 6V at 1A |
(c)
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9V or 12V at 500 mA |
(d)
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9V or 12V at 1A |
(e)
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15V or 18V at 500 mA |
| (f) |
15V or 18V at 1A |
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Fixed Voltage I.C. Regulated Dual Power SuppliesTwo fixed voltages are provided in this unit.
(a)
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±5V or ±6V at 500 mA |
(b)
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±5V or 6V at 1A |
(c)
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±9V or ±12V at 500 mA |
(d)
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±9V or 12V at 1A |
(e)
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±15V or ±18V at 500 mA |
| (f) |
±15V or 18V at 1A |
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Regulated Power Supply, Model (PSAW -7)
Application : |
General purpose low cost laboratory power source ideally suited for analog and digital IC's |
Output : |
Four fixed voltages, viz. +5V, -5V, +12V and -12V |
Current : |
300mA max. for each |
Regulation : |
±0.05% for no load to full load |
Protection : |
Internally protected by over-current and thermal shutdown |
Power Supply : |
220V ±10%, 50Hz |
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Digital Regulated Power Supply. (PSAW -8)
Output Voltage |
Output Current |
Meters |
a) 0-15V |
1A |
2DPM(3½ digit) |
(b) 0-15V |
2A |
2DPM(3½ digit) |
(c) 0-15V |
3A |
2DPM(3½ digit) |
(d) 0-15V |
5A |
2DPM(3½ digit) |
(e) 0-15V |
10A |
2DPM(3½ digit) |
(f) 0-30V |
1A |
2DPM(3½ digit) |
(g) 0-30V |
2A |
2DPM(3½ digit) |
(h) 0-30V |
3A |
2DPM(3½ digit) |
(i) 0-30V |
5A |
2DPM(3½ digit) |
(j) 0-30V |
10A |
2DPM(3½ digit) |
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