Crown Electronic Systems

DC Regulated Power Supply (0 - 30 Volt/10 Amps) Manufacturers Suppliers Dealers Rajasthan,Kota,Jamshedpur,India

/ /




DC REGULATED POWER SUPPLY 0 – 30V / 10A

 “CROWN” made DC REGULATED POWER SUPPLY are constant Voltage & Current limit type supplies , have high regulation for Load & Line Voltage variation . The supply are protected against short circuit & over load . The output current can be limited to any value from 0 to maximum .

SPECIFICATIONS:

INPUT VOLTAGE           :  230V  ± 10% AC 50 Hz

OUTPUT VOLTAGE      :  0 - 30V DC Continuously Variable with Coarse & Fine Control

OUTPUT CURRENT     : 0 - 10A Settable with Coarse & Fine Control

LOAD REGULATION    : ± 0.05 %  From no load to full load

LINE REGULATION      : ± 0.01 %  for  ± 10% variation input voltage

RIPPLE                            : Less than 1 mV

METER                            : Two Digital meters to monitor the output voltage & current

PROTECTION                : Against short circuit & over load

About us :  We CROWN ELECTRONIC SYSTEMS came in to the big picture way back in the year 1984 under the esteemed leadership of Mr. Aditya Nagpal. And today after many years of hard work we have gained unsurpassable heights in the Indian as well as in the international markets as the leader in the manufacturing and supplying of a wide range of premium quality testing and measuring equipments including: oscilloscopes, function generators, DC regulated power supply, Single / Dual / Multi output, SMPS Digital-frequency counters / millihom meters / Micro ohm meter / LCR meter / Digital multi meter / Clamp meter / Earth tester / Insulation tester / Lux meter / Sound level meter / Ac milli volt meters / Ph meters / Digital panel meters for V, A, Hz & Watt, VTVM, H.V testers, AF power output meters, electronic training boards for Semi conductors, Laws and conversion of signal, Amplifiers, OP, AMP, Timers, Oscillators, Digital electronics, Communication, Filters, Micro processors lab etc. All these can be availed at the most economical and industry leading prices.



For further details, please contact us:

Crown Electronic Systems

Contact Person: Mr Aditya Nagpal / Kushagr Nagpal
Address: 69/2A, Najafgarh Road Industrial Area, 
Near Moti Nagar Crossing,
New Delhi - 110015, (INDIA)

Tel: +91-11-64508650

Mobile:  +91-9811259443 / 9873662332
Email: info@crownelectronicsystems.com

SINE / SQUARE AUDIO OSCILLATOR manufacturer supplier Maharashtra,Madhya Pradesh,Rajasthan

/ /




CEE2030A “CROWN” TRANSISTOR CHARACTERISTICS APPTS. WITH ANALOG METERS.
CEE2030D “CROWN” TRANSISTOR CHARACTERISTICS APPTS. WITH DIGITAL METERS.
CEE2031A “CROWN” SCR CHARACTERISTICS APPARATUS. WITH ANALOG METERS.
CEE2031D “CROWN” SCR CHARACTERISTICS APPARATUS. WITH DIGITAL METERS.
CEE2032A “CROWN” FET CHARACTERISTICS APPARATUS. WITH ANALOG METERS.
CEE2032D “CROWN” FET CHARACTERISTICS APPARATUS. WITH DIGITAL METERS.
CEE2033A “CROWN” PN JUNCTION DIODE CHAR. APPTS. WITH REGULATED POWER SUPPLY WITH ANALOG METERS.
CEE2033D “CROWN” PN JUNCTION DIODE CHAR. APPTS. WITH REGULATED POWER SUPPLY WITH DIGITAL METERS.
CEE2034A “CROWN” ZENER DIODE CHARACTERISTICS APPTS. (FORWARD & REVERSE V-I CHARACTERISTICS) WITH ANALOG METERS.
CEE2034D “CROWN” ZENER DIODE CHARACTERISTICS APPTS. (FORWARD & REVERSE V-I CHARACTERISTICS) WITH DIGITAL METERS.
CEE2035A “CROWN” PN/ZENER DIODE CHARACTERISTICS APPTS. WITH ANALOG METERS.
CEE2035D “CROWN” PN/ZENER DIODE CHARACTERISTICS APPTS. WITH DIGITAL METERS.
CEE2036A “CROWN” ENERGY BAND GAP APPARATUS WITH ANALOG METERS.
CEE2036D “CROWN” ENERGY BAND GAP APPARATUS WITH DIGITAL METERS.
CEE2037A “CROWN” THERMISTOR CHARACTERISTIC APPARATUS. WITH ANALOG METERS.
CEE2037D “CROWN” THERMISTOR CHARACTERISTIC APPARATUS. WITH DIGITAL METERS.
CEE2038A “CROWN” UJT CHARACTERISTIC APPARATUS. WITH ANALOG METERS.
CEE2038D “CROWN” UJT CHARACTERISTIC APPARATUS. WITH DIGITAL METERS.
CEE2039A “CROWN” MOSFET CHARACTERSITIC APPARATUS. WITH ANALOG METERS.
CEE2039D “CROWN” MOSFET CHARACTERISTIC APPARATUS. WITH DIGITAL METERS.
CEE2040A “CROWN” CHARACTERISTICS & APPLICATION OF BASIC THYRISTORS WITH ANALOG METERS.
CEE2041A “CROWN” DIAC CHARACTERSTICS APPARATUS. WITH ANALOG METERS.
CEE2041D “CROWN” DIAC CHARACTERSTICS APPARATUS. WITH DIGITAL METERS.
CEE2042A “CROWN” TRIAC CHARACTERSTICS APPARATUS. WITH ANALOG METERS.
CEE2042D “CROWN” TRIAC CHARACTERSTICS APPARATUS. WITH DIGITAL METERS.
CEE2043 “CROWN” LDR CHARACTERSTICS APPARATUS.
CEE2045A “CROWN” LED CHARACTERISTIC APPARATUS. WITH ANALOG METERS.
CEE2046 “CROWN” CHARACTERISTIC OF OPTO ELECTRONIC DEVICES.
CEE2047 “CROWN” PHOTODIODE CHARACTERISTICS APPARATUS.
CEE2048 “CROWN” PHOTO TRANSISTOR CHARACTERISTIC APPARATUS.



For further details, please contact us:
Crown Electronic Systems
Contact Person: Mr Aditya Nagpal / Kushagr Nagpal
Address: 69/2A, Najafgarh Road Industrial Area, 
Near Moti Nagar Crossing,
New Delhi - 110015, (INDIA)

Tel: +91-11-64508650

Mobile:  +91-9811259443 / 9873662332
Email: info@crownelectronicsystems.com

SINE / SQUARE AUDIO OSCILLATOR 20 Hz TO 200KHz suppliers Delhi,Gurgaon,Faridabad

/ /


“CROWN” made SINE / SQUARE AUDIO OSCILLATORS are the best products available in the industry. We follow the best manufacturing practices to provide our buyers world class products at the best possible prices.


SPECIFICATION

FREQUENCY RANGE                   :     20 Hz to 200 MHz in Four decade steps

DIAL ACCURACY                         :     ± 5%

WAVE FORM                                 :     SINE & SQUARE WAVE

OUTPUT VOLTAGE                       :    (1)   Sine Wave 0 - 10V & 0 - 1V with continuously  
                                                                     Variable control

                                                             (2) SquareWave 0 - 15V p/p Continuously Variable

SINE WAVE DISTORTION           :      Less than 0.5% from 100 Hz to 100KHz

SQUARE WAVE RISE TIME         :      Less than 100 neno sec. at maximum  output

SQUARE WAVE SYMMETRY      :      Duty Factor variable from 0% to 80%

OUTPUT IMPEDANCE                  :      600 Ohm  ± 5%

POWER                                         :       230V AC  ± 10 %


For further details, please contact us at:

CROWN ELECTRONIC SYSTEMS

Mr. Aditya Nagpal / Kushagra Nagpal 
Office Address : 69/2 A, 2nd FLOOR,
NAJAFGARH ROAD INDUSTRIAL AREA,
NEAR MOTI NAGAR CROSSING,
NEW DELHI - 110015
Phone - +91-11-64508649 / 50, 25995324
Email: info@crownelectronicsystems.com

Digital Micro OHM Meters Manufacturers Suppliers In Delhi ,Noida,Gurgaon,India

/ /



 
“CROWN” made DIGITAL MICRO OHM METER is a compact high reliability 3 ½ digit instrument suitable for measurement of resistivity of copper wires from 70 SWG to 50 SWG resistance of cables , windings , coils , heater elements & contact resistance of switches , relays etc. Emphasis in the design of this instrument has been to provide quick , stable & repeatable readings of resistance . The instrument uses 4 terminal measurement so that resistance of test leads & contacts in eliminated from test results . Actual value of resistor is directly displayed on seven segment 12.5mm display .
 SPECIFICATION :

RANGE OF MEASUREMENT       :           1 micro ohm to 19.99 K Ohm in eight ranges

     RANGE                                  NOMINAL TEST CURRENT                    ACCURACY

0 - 1999 µ Ohm                                    1.50A                                                   ± 0.3% + 2 Digits
0 - 19.99 m Ohm                                  0.75A                                                   ± 0.2% + 2 Digits
0 - 199.9 m Ohm                                  0.75A                                                   ± 0.2% + 2 Digits
0 - 1.999 Ohm                                      75mA                                                   ± 0.2% + 2 Digits
0 - 19.99 Ohm                                      7.5mA                                                  ± 0.2% + 2 Digits
0 - 199.9 Ohm                                      0.75mA                                                ± 0.2% + 2 Digits
0 - 1999 Ohm                                       0.07mA                                                ± 0.2% + 2 Digits
0 - 19.99 K Ohm                                  0.075mA                                              ± 0.2% + 2 Digits


WARMUP Time for rated accuracy = 3 min.

INPUT VOLTAGE                            :           230V AC  ± 10% 10W Approx.

OVER RANGE                                 :           Three most significant digit blank & ‘1’ appears

For further details please contact:

Crown Electronic Systems
Contact Person: Mr Aditya Nagpal / Kushagr Nagpal
Address: 69/2A, Najafgarh Road Industrial Area, 
Near Moti Nagar Crossing,
New Delhi - 110015, (INDIA)

Tel: +91-11-64508650

Mobile:  +91-9811259443 / 9873662332
Email: info@crownelectronicsystems.com

OSCILLOSCOPE Manufacturers SuppliersDelhi and NCR,India

/ /



2 MHz OSCILLOSCOPE

SPECIFICATIONS :

VERTICAL CHANNEL :

Sensitivity                                 :           20 mV P / P cm. at 1KHz
Frequency Response                 :           10 Hz to 2MHz (-3db)
Input Impedance                        :           1MW shunted by 40 PF (approx)
Attenuator                                 :           3 steps of 1 : 1 , 1 : 10 & 1 : 100 with in between continuously
                                                            Variable control
HORIZONTAL CHANNEL :

Sensitivity                                 :           50 mV P / P per cm  at 1KHz
Frequency Response                 :           10 Hz to 1MHz (-3db)
Input Impedance                        :           1MW shunted by 40 PF (approx)
Attenuator                                 :           3 steps of 1 : 1 , 1 : 10 & 1 : 100 with in between continuously Variable control

X - Y OPERATION :

Band Width                               :           10 Hz to 1MHz

SWEEP FREQUENCY :

Frequency                                 :           10 Hz to 100KHz in 4 range with Vernier
Synchronization                         :           1.  Internal
                                                            2.  External
                                                            3.  Line i.e. 50 Hz

Display                                     :           130 mm Diameter CRT , Display area 10 x 10 Cm.

Power Requirement                   :           230V AC  + 10%




  
SPECIFICATION

VERTICAL CHANNEL :

Sensitivity                                 :           10 mV P / P Division at 1KHz
Frequency Response                 :           10 Hz to 5MHz (-3db)
Input Impedance                        :           1MW shunted by 40 PF (approx)
Attenuator                                 :           10 mV / Div. to 20 V Div. in 11 step 1 , 2 , 5 sequence accuracy + 10%
Maximum Input Voltage             :           400 V P / P

HORIZONTAL CHANNEL :

Sensitivity                                 :           50 mV P / P per Division at 1KHz
Frequency Response                 :           10 Hz to 1MHz (-3db)
Input Impedance                        :           1MW shunted by 40 PF (approx)
Attenuator                                 :           50 mV / Div. to 20 V Div. in 11 step 1 , 2 , 5 sequence
                                                           
X - Y OPERATION :

Band Width                               :           10 Hz to 1MHz
Deflection Factor                      :           50 mV / Div. to 20 V / Div.

SWEEP FREQUENCY / TIME BASE :

Frequency                                 :           10 Hz to 1MHz in range with Vernier
Synchronization                         :           1.  Internal
                                                            2.  External
                                                            3.  Line i.e. 50 Hz
Display                                     :           130 mm Diameter CRT , Display area 8 x 10 Cm.
Power Requirement                   :           230V AC  + 10%



DC - 10MHz SINGLE TRACE OSCILLOSCOPE

SPECIFICATIONS:

VERTICAL SYSTEM :

Sensitivity                                 :           5 mV / DIV ~ 5V / DIV , + 3%
Trimming Ratio                          :           > 2.5 : 1
Rise Time                                  :           < 35 ns
Band Width (-3db)                     :           DC : 0 ~ 10MHz , C : 10Hz ~ 10MHz
Input Impedance                        :           1MW  + 3% , 30 pF , 5 pFW
Maximum Input Voltage             :           400 V pk

HORIZONTAL SYSTEM :

Sweep Time                              :           0.1 s / DIV ~ 0.1ms / DIV , + 3%
Trimming Ratio                          :           > 2.5 : 1                       

TRIGGER SYSTEM :

Trigger Sensitivity                      :           INT : 1 DIV , EXT : 0.3V
Ext. Trigger Input Impedance     :           1MW  + 3% , 30 pF , +5 pF
Ext. Trigger Max. Input Voltage  :           400 V pk
Trigger Sources                         :           INT , LINE , EXT
Trigger Mode                            :           NORM , AUTO , TV

MODE :

Sensitivity                                 :           0.5V / DIV
Bandwidth (-3db)                       :           10 Hz ~ 500KHz

CALIBRATION SIGNAL :

Waveform                                 :           Symmetric Square Wave
Range                                       :           0.5V + 2%
Frequency                                 :           1KHz + 2%

CRT :

Display Area                             :           8 X 100 DIV (1 DIV = 6mm)
Acceleration Voltage                 :           1200 V
Display Color                            :           Green

Power                                       :           220V , + 10% , 50 Hz






FEATURES :

*           20MHz
*           Expanded vertical sensitivity to 10V~20V/div.
*           ALT Triggering Function.
*           Encoder for sweep & vertical sensitivity switch.
*           10 times sweep magnification.
*           TV synchronization, X-Y mode.
*           Triggering level lock function, automatic synchronize function.


SPECIFICATION

CRT TYPE                                :           6-inch rectangular with internal graticule 8x10div (1div=1cm).

VERTICAL :

Y-ATT SWITCH                          :           Encoder.
SENSITIVITY(12 step)                :           X1 - +3% - 5mV~5V/div.
BAND WIDTH                            :           X1 - DC (AC 10Hz)~20MHz (-3dB).
RISE TIME                                :           X1 - £ 17.5ns - £ 8.75/7ns.
                                                            X5 - £ 50ns - £ 25/23ns.
INPUT IMPEDANCE                  :           »1MO/25PF.     
MAX. INPUT VOLT.                   :           300V (DC + AC P-P)     
INPUT COUPLING                     :           AC, DC, GND.  
VERT. OPERATION MODE        :           Ch1, Ch2, DUAL (ALT/CHOP) ADD, Ch2 INV.     

HORIZONTAL :

SWEEP TIME                            :           0.2us~0.5s/div +3%: MAG x 10:100ns~50ms/div +5%.

TRIGGER SYSTEMS :

MODE                                      :           AUTO, NORM, TV-V, TV-H.
LEVEL LOCK                            :           OK.
SOURCE                                  :           Ch1, Ch2,  LINE, EXT.
COUPLING                                :           AC.
SLOPE                                     :           +ve or -ve.

X-Y AXIS :

SENSITIVITY                             :           5mV~ 5V/div, +4%.
X-AXIS BANDWIDTH                 :           DC~ 500KHz.
PHASE ERROR                        :           £ 30 DC~ 50KHz

OUTPUT SIGNAL  :                  

Ch1 OUTPUT                 :           OK.
CALIBRATOR O/P                     :           1KHz square wave, 2V p-p +2%




                                    DC - 30MHz DUAL TRACE OSCILLOSCOPE:

SPECIFICATION

Y Deflection Factor :

Operating Mode                                                :           Y1 , Y2 , ALT , CHOP , ADD , X - Y
Deflection Factor (Y1 or Y2)                  :           5mV/div ~ 10V/div in 1-2-5 sequence , Altogether 11 steps . Error ± 5%
MAG Rate                                             :           X 5 Error ± 5%
Frequency Bandwidth                            :           AC : 10 Hz ~ 30 MHz -  3dB
                                                                        DC :  0 ~ 30 MHz  - 3dB
Freq. Bandwidth by MAG                       :           AC :  10 Hz ~ 5 MHz  - 3dB
                                                                        DC :  0 ~ 5 MHz  - 3dB
Rising Time                                           :           About 12ns , about 70ns by MAG
Overshot                                               :           < 8%
Damp                                                   :           < 8%
Coupling Mode                                     :           AC , ^ , DC
Input Implement                                     :           1 ± 5% MW // £ 30pF (direct) 10 ± 5% MW // £ 23pF (by probe)
Max Safe Voltage                                 :           400V (DC + AC p-p)
Slope Inverting                                      :           Y2 only

Triggering System :

Triggering Source                                  :           Y1 , Y2 , ALT , Power , EXT
Coupling                                               :           AC / DC (EXT) , NORM / TV
Polarity                                                 :           + , -
Synchronized Freq.Range                      :           Auto : 50Hz ~ 30 Mhz
Min. Synchronized Trigger                      :           Trig  : 5Hz ~ 30 MHz
Level                                                                INT  : 1.5DIV ;  EXT : 0.2V p-p
                                                                        TV   : INT : 2div  ; EXT : 0.3V p-p
                                                                        Trig Lock (20Hz ~ 30 MHz ) , INT : 2 div
Input Implement (by EXT trigger)            :           1 ± 5% MW // £ 30pF
Max Safe Voltage                                 :           400V (DC + AC p-p)

Horizontal System :

Sweep Mode                                         :           AUTO , TRIG , LOCK , SINGLE
Sweep time Factor                                :           0.1 m s / div ~ 0.2s / div in 1 - 2 - 5 sequence Altogether 20 steps Error ± 5%
MAG                                                     :           X 5 Error ± 10%

X - Y Mode :

Signal Input                                           :           X - Axis : Y1 , Y - Axis  : Y2
Deflection Factor                                  :           Same as Y1
Frequency Response                             :           AC : 10 Hz ~ 1 MHz - 3dB
                                                                        DC : 0 Hz ~1 MHz  - 3dB
Input Implement                                     :           Same as Y1
Max Safe Voltage                                 :           Same as Y1
X - Y Phase Difference                          :           £ 3° (DC ~ 50 KHz)

Z - Axis System :

Min Input Level                                      :           TTL Level
Max Input Level                                     :           50V (DC + AC p-p)
Input Resistance                                    :           10 KW
Input Polarity                                         :           Low Level to brighten
Frequency Range                                  :           DC ~ 5 MHz

Signals for Probe Calibration :

Waveform                                             :           Square wave
Amplitude                                             :           0.5 ± 2% V p-p
Frequency                                             :           1 ± 2%KHz

CRT :

Persistence                                           :           Middle Persistence
Working Area                                        :           8cm X 10cm (1cm =1div)

Power Supply :
Power                                                   :           220 ± 10%V ; 50 ± 5% Hz



For further details, please contact us:
Crown Electronic Systems
Contact Person: Mr Aditya Nagpal / Kushagr Nagpal
Address: 69/2A, Najafgarh Road Industrial Area, 
Near Moti Nagar Crossing,
New Delhi - 110015, (INDIA)

Tel: +91-11-64508650

Mobile:  +91-9811259443 / 9873662332
Email: info@crownelectronicsystems.com