Power Supplies

POWER SUPPLY 2-12V/5A AC/DC 

Ideal for general purpose applications where a low voltage sturdy power supply is required e.g. for equipments with lamps and resistances.

Technical Specification:

Parameters	Remarks
Output Voltage	2,3,4,5,6,8,10 and 12 V AC full wave. rectified, unsmoothed and unregulated D.C. in maximum 8 steps.
Overload protection	Resettable thermal trip.
Working voltage	230V AC, 50Hz

Used with the experiments of equipotential lines (SK044), Transformer Kit (SA019), Ray Optics Kit(SN639), Solar Cell Characteristics (SA027).

POWER SUPPLY 0-30V DC, 10A 

This is an adjustable voltage and current regulated DC Power Supply. It provides low ripple and a high precision, continuously adjustable voltage and current .When it is in the status of regulated current, the current regulation is continuously adjustable in the rated range.

Technical Specification:

Parameters	Remarks
Input Voltage	AC 220V ±5%
Output Voltage	0-30V
Output Current	0-10Amp
Voltage Display	3½ Digit LED
Current Display	3½ Digit LED

Used with the experiments of Dia- Para -Ferro-Magnetism (SK048/SK100).

POWER SUPPLY 2-12V AC/DC

Ideal for general purpose applications where a low voltage sturdy power supply is required e.g. for equipments with lamps and resistances.

Salient Features:

• Output voltage selectable by rotary switch in maximum 8 steps.
• Fuse protection for the primary winding.
• Resettable electronic trip.
• Safety sockets are provided for both AC & DC Output.

 5Amp. Max. for both AC and DC.
 2Amp. max. for both AC and DC.

Technical Specification:

Parameters	Remarks
Output Voltage	2,3,4,5,6,8,10 and 12 V AC full wave. rectified, unsmoothed and unregulated D.C.
Overload protection	Resettable thermal trip.
Working voltage	230V AC, 50Hz

Used with the experiments Demonstration Meter Kit (SA010).

POWER SUPPLY 1.5-12V AC/DC, 3Amp. 

Ideal for general purpose applications where a low voltage sturdy power supply is required e.g. for equipments with lamps and resistances.

Technical Specification:

Parameters	Remarks
Output Voltage	1.5, 3, 4.5, 6, 7.5, 9, 10.5 and 12 V AC full wave rectified, unsmoothed and unregulated D.C.
Overload protection	Resettable thermal trip.
Working Voltage	220 V AC, 50 Hz single phase.
Output	1.5 to 12 V in 8 steps

Used with the experiments Law of Resistance Board (SA022), Ripple Tank Kit (SA005), Bell Experiment (SA007).

SPECTRUM TUBE POWER SUPPLY 

Power supply is provided with a continuously adjustable knob for varying voltage from 0 to 5000V, output current 0-2mA, overload protection provided. In build current limiter ensures a long service life of the tubes. Spring contacts is fully insulated fixtures for secure mounting. Provided with fuse protection for primary winding and protection window for tube with red switch for safe operation. Input voltage 0-230V AC, 50Hz. Used with spectrometer experiment.

SPECTRUM TUBES
Spectrum tubes suitable for use with .

Cat. No.	Gas	Cat. No.	Gas
SN630	Helium	SN631	Hydrogen
SN633	Neon	SO035	Iodine
SN635	Argon	SN634	Nitrogen
SN632	Mercury Vapours

Used with the experiment of spectrometer.

POWER SUPPLY ± 15 V 

Dual tracking power supply is intended for use with study of operational amplifiers. Output Voltage is short circuit protected.

Technical Specification:

Parameters	Remarks
Output Voltage	±15V Fixed
Current	500mA
Overload protection	current limitting
Working voltage	230V AC, 50Hz

Used with the experiments of Electronic plug in kit.

E.H.T. POWER SUPPLY 0-5 kV 

Power supply is continuously adjustable with rotary variable knob. Output voltage is monitored with Digital meter provided on the panel.

Salient Features :

• Output voltage continuously variable from 0-5kV at a maximum current of 2 mA.
• Fuse protection for the primary windings.
• External earth socket for additional safety.
• Safety Sockets for the output voltage suitable for safety plugs.
• 6.3 V AC, 2 Amp. is provided for the filament supply.

Technical Specification:

Parameters	Remarks
Working voltage	230 V AC, 50 Hz (Cat.No.SE1005)
D.C. Voltage	Continuously variable from 0 to 5 kV.
D.C. Current	2mA(max.)
A.C. Voltage	6.3Volt (fixed)
A.C. Current	2 Amps.

Used with the experiments of Kerr Effect.

Regulated Power Supply 0-30V DC, 0-20 Amp 

This is an adjustable voltage and current regulated DC Power Supply. It provides low ripple and a high precision, continuously adjustable voltage and current .When it is in the status of regulated current, the current regulation is continuously adjustable in the rated range.

Technical Specification:

Parameters	Remarks
Input Voltage	AC 220V ±5%
Output Voltage	0-30V
Output Current	0-20Amp
Voltage Display	3½ Digit LED
Current Display	3½ Digit LED

Used with the experiments of permitivity in air apparatus Biot Savart's Law.

REGULATED POWER SUPPLY 0-16V, 1A DC & 5V, 1A DC 

Suitable for all general purpose applications, laboratory use, experimental setups, circuit development, component/circuit evaluation, industrial applications. Good performance at low cost.

Salient Features :

• Continuously variable output 0 - 16 V DC.
• Big clearly readable bright LED Display of the output voltage 0 -16 V DC.
• Coarse & fine controls for 0 -16 V DC.
• Low ripple
• Fuse protection for the primary winding.
• Automatic crossover type protection against overload & short circuit for 0 -16 V DC.

Technical Specification:

Parameters	Remarks
Voltage	0 -16V, 1 Amp DC continuously variable 5V. 1 Amp. DC Fixed
Display	3 Digit LED for 0-16V DC
Working voltage	230V AC, 50 Hz

Used with the experiments of Basic Electronics kit  .

REGULATED POWER SUPPLY 

Suitable for all general purpose applications, laboratory use, experimental setups, circuit development, component/circuit evaluation, industrial applications. Good performance at low cost.

Technical Specification:

Parameters	Remarks
Voltage	0-16V, 5Amp DC continuously variable & stablized.
Ripple	Low ripple.
Overload protection	Current limiting.
Current	Continuously variable from 10% to full rating.
Display	Two separate displays(3 digit LED) are provided to monitor the output Voltage and load current continuously.
Working voltage	230V AC, 50 Hz

Used with the experiments of Magnetic field along the axis(SED1001), Magnetic field in Helmholtz Coil (SED1002).

Digital Gauss Meter 

Digital Gauss Meter with Axial hall probe to measure the magnetic field along the axis. An adjustment knob ,provided to set the magnetic field ZERO.

Technical Specification:

Parameters	Remarks
Input Voltage	220V ±10%, 50 Hz AC
Range	200 Gauss & 2k Gauss
Resolution	0.1 Gauss at 0 - 200 Gauss
Display	3½ Digit led for gauss reading

Used with the experiments of Magnetic field along the axis , Magnetic field in Helmholtz Coil .

SIGNAL GENERATOR 

A low distortion signal generator with four decade ranges selectable by rotary switch. Sine waveform and square waveform selectable by membrane switch with LED indicator. A built in speaker is provided for audible frequencies and is selectable by membrane switch.

Technical Specification:

Parameters	Remarks
Range	10Hz to 110 KHz in four decade ranges.
Wave form	Sine & Square
Output	Continuously variable from 0-7V p-p, 5W.
Working Voltage	230V AC, 50Hz.

Used with the experiments of Wave demonstration kit (SA009).