Osaw Industrial Products Pvt. Ltd.

Ambala, Haryana

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The electrometer amplifier (gain factor 1) is an impedance transformer with extremely high-resistance voltage input and low-resistance output.

**The unit is used with a connected voltmeter to conduct the following measurements:**

**Product Details:**

Model Name/Number | SD003 |

Input Impedance | More Than 1013 ohm |

Input Current | Less Than 0.5 pA |

Output Voltage | Upto +10V |

Output Current | 5mA (Short Circuit Protected) |

Supply Voltage | 12 V AC |

The electrometer amplifier (gain factor 1) is an impedance transformer with extremely high-resistance voltage input and low-resistance output.

- For quasi-static voltage measurement up to 10 V DC.
- For high-resistance measurement of voltages greater than 10 V with an ohmic voltage divider consisting of resistors module.
- For quasi-static measurements of voltages greater than 10 V DC with a capacitive voltage divider consisting of capacitors module.
- For measurement of very small currents using plug-in resistors module up to 10 G ohm as shunts.
- As a charge meter as low as 10-9A-Sec, with capacitors module from 1000 nF to 1 nF.

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**Experiments:**

**Salient Features:**

**Product Details:**

Usage/Application | Laboratory |

Material | Stainless Steel |

Model Name/Number | S0589 |

Shape | Rectangular |

Voltage | 230 V |

Color | Silver |

Frequency | 50 Hz |

- Exp-1 To study ohm’s law.
- Exp-2 V-I characteristics of Incandescent Lamp.
- Exp-3 Study of Rectifier Diode & its applications.
- Exp-4 V-I characteristics of a Light Emitting Diode.
- Exp-5 Study of Zener Diode & its applications.
- Exp-6 Study of NPN transistor characteristics

- Auto identification of sensors
- High speed data transfer
- Programmable delay in data acquisition
- Programmable sampling frequency
- Graphical Analysis
- Automatic & manual mode of data acquisition

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**Experiments:**

**Product Details:**

Material | Plastic |

Voltage | 230 V |

Frequency | 50 Hz |

Power Source | Electric |

Application | Laboratory |

- Exp-1 Recording the I-V & I-R characteristics of solar cell.
- Exp-2 Diode characteristics of transistor junctions.
- Exp-3 Recording the characteristics of a transistor.
- Exp-4 Recording the characteristics of a field-effect transistor.
- Exp-5 To study half wave and full wave (bridge) rectifier.
- Exp-6 To study capacitor filter effect in power supply.
- Exp-7 To study unregulated and regulated power supply.
- Exp-8 To study CE amplifier frequency response
- Exp-9 To study RC-coupled amplifier (multistage amplifier).
- Exp-10 To study differential amplifier circuits.
- Exp-11 To study Astable multivibrator circuit using transistor.
- Exp-12 To study Colpitt's oscillator.
- Exp-13 To study Hartley oscillator.
- Exp-14 To study UJT as relaxation oscillator.
- Exp-15 To study half adder and full adder circuit.
- Exp-16 To study half Subtractor.
- Exp-17 To study BCD to 7-segment decoder using 7segment display.
- Exp-18 To study decade counter.
- Exp-19 To study RS flip flop.
- Exp-20 To study D flip flop.
- Exp-21 To study JK flip flop.
- Exp-22 To study shift registers.
- Exp-23 Recording the current-voltage characteristics of diodes.
- Exp-24 Recording the current-voltage characteristics of zener diodes.

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**Experiments :**

**Product Details:**

Capacitor | 10 micro F |

Flexible lead | 100 cm |

Model | SA031 |

- Exp-1 To study ohm’s law.
- Exp-2 To study V-I characteristics of Incandescent Lamp.
- Exp-3 Study of Diode as Rectifier & its applications.
- (I-V characteristics of Rectifier Diode, Half wave rectifier, Full wave rectifier, Positive clipper and Negative clipper)
- Exp-4 To study V-I characteristics of a Light Emitting Diode.
- Exp-5 Study of Zener Diode & applications.
- (a) I-V characteristics of Zener Diode in forward and reverse biased
- (b) Zener Diode as Voltage regulator.
- Exp-6 To investigate Series and parallel combinations of resistors.
- Exp-7 To determine resistance per cm of a given wire by plotting a graph of potential difference versus current.
- Exp-8 To draw the I-V characteristic curve of a p-n junction in forward bias and reverse bias.
- Exp-9 To study the characteristics of a common - emitter NPN transistor and to find out the values of current and voltage gains.
- Exp-10 To find the relationship between potential difference across a capacitor and time during its charging and discharging.

**Scope of Supply:**

S. No. | Item Name | Qty. |

1 | Circuit Board | 1 |

2 | Data Logging Interface | 2 |

3 | Software | 1 |

4 | Voltage sensor | 1 |

5 | Current sensor | 1 |

6 | Flexible lead (100 cm) | 8Set |

7 | Diode Module (1 N4007) | 1 |

8 | Zener Diode Module 3.9V, 5.1V | 2 |

9 | LED Module | 1 |

10 | Half wave rectifier module | 1 |

11 | Full wave rectifier module | 1 |

12 | Resistance Module, 10 Ω, 10W | 1 |

13 | Resistance Module, 100 Ω | 1 |

14 | Resistance Module, 1 k Ω | 1 |

15 | Resistance Module, 10 k Ω | 1 |

16 | Signal generator | 1 |

17 | Power Supply 5V, 0-16V | 1 |

18 | Capacitor 10µF | 1 |

19 | Switch | 2 |

20 | Resistance 47 k Ω | 1 |

21 | Incandescent Lamp Module | 1 |

22 | NPN Transistor module | 1 |

23 | Resistance Board | 1 |

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Satish Vij (Marketing Manager)

Post Box No. 42, O. S. A. W. Complex, Jagadhri Road

Ambala- 133001, Haryana, India

Ambala- 133001, Haryana, India