OSCILLOSCOPE, 20M Hz, DUAL TRACE

Main Features : 20Mhz Dual Trace Oscilloscope, Alternate Triggering, line Trigger & Variable Hold-on, Component & Continuity Tester, 100KHz Function Generator, Sine, Square, Triangle, DC Waveform Outputs, 30MHz Frequency counter & Function Generator, Digital Display for frequency counter & Function Generator, Choice of power supply /Iogic scope / curve tracer / Digital Voltmeter as an additional Built-in Option, Gold plated BNC connectors, Economical & Space Saving, Multi-utility instrument for all labs and an excellent service station Technical Specifications Operating Modes: Channel 1, Channel 2, Channel 1& 2 Alternate or Chopped (approx. 350kHz), X-Y operation (Ratio 1:1 Input via CH2), Add/Sub CH1?CH2, Invert CH2, Vertical Deflection (Y) (Identical Channels): Bandwidth : DC – 20MHz (-3db), DC – 28MHz (-6db), Risetime : 17.5nS (approx), Deflection Coefficients : Microcontroller based 12 calibrated steps 2mV/Div -10V/Div (1-2-5 sequence). Adjustable by up-down keys. Step position indicated by glowing LEDs, Accuracy : ?3%, Hold Off : Variable Control for Stable Triggering, Input Impedance : 1MΩ 30pF (approx), Input Coupling Maximum : DC-AC-GND, Input Voltage : 400V (DC + Peak AC), Timebase Time Coefficients : Microcontroller based 18 calibrated steps, 0.5μS/Div – 0.2S/Div (1-2-5 sequence) with magnifier x 10 to 50nS/Div with variable control to 20nS/Div. Adjustable by up-down keys. Step position indicated by glowing LEDs, Accuracy : ?3% (in Cal position), Ramp output : 5 Vpp (approx), Trigger System Modes : Auto/ Level, Source : CH1, CH2, ALT-CH1/CH2, Line, Ext., Slope : Positive or Negative, Coupling : AC, Line Trigger, Sensitivity Trigger : Int. 0.5mm, Ext. 0.8V (approx), Bandwidth : 40MHz, Horizontal Deflection (CH2? X) Bandwidth : DC-2.3MHz (-3db) Phase, X-Ymode : Shift < 3? at 60kHz, Deflection Coefficients : Microcontroller based 12 calibrated steps 2mV/Div -10V/Div (1-2-5 sequence). Adjustable by up-down keys. Step position indicated by glowing LEDs, Input Impedance : 1MΩ 30pF (approx), Built-in Single Touch Component Tester: Test Voltage Max 8.6V rms (Open) , Test Current Max 8mA rms (Shorted) , Test Frequency : 50Hz, Test circuit grounded to chassis, Continuity Tester : 8eeper sounds < 750 approx. , General Information: Cathode Ray Tube : 140mm Rectangular tube with internal graticule P31 Phosphor, Accelerating Potential : 2kV (approx), Display : 8 x 10cm, Trace Rotation : Adjustable on Front Panel, Calibrator : Square Wave Generator 1 kHz (approx), 0.2V? 1% for probe compensation, Z Modulation : TTL Level, Stabilized Power Supply: All operating voltages including EHT, Mains Voltage : 220 - 240V ? 10%, 50Hz, Power Consumption : 33VA (approx.), Operating Temperature : 0-40 degree C, 90% RH. Accessories Included: Manual, BNC-Test Prod Cable, BNC-Crocodile Cable, a pair ofTest Prods, RS232 Cable and PC Control Software, CD (of Understanding Oscilloscope). Function Generator Modes : Sine, Square, Triangle, (Switchable), Frequency Range : 10Hz to 100 KHz in 4 Steps, Output Voltage : 10Vpp into 500, Sinewave Distortion : ≤3%, Square wave Risetimes: < 150ns, Output Short Circuit Proof, Frequency Counter : Frequency Range : 20Hz-30Hz, Resolution : 10Hz, 10KHz, Sensitivity : 0.5volts, Accuracy : ? (0.5% + 1D) of rdg, Attenuation: 1:1,1:20, Input Coupling : AC, Input Impedance : 1MΩ, Max. Input Voltage : 200 V (DC + AC peak), Display: 4 digit 7 segments LED display, Built-in Options : Logic Scope, Logic Inputs : 8 Nos. (TTL Timing diagrams), Output : To Oscilloscope, Ideal for experiments in Digital Laboratories, Power Supply : Fixed Output Voltage : 5V /500 mA, +12V /150 mA -, 12V /250 mA, Ripple : ≤ 8mV rms, Tolerance : ?0.2V, Line Regulation : 2%, +5V is floating & +12V has common ground but floating from scope chassis. Digital Voltmeter: Range : 2V, 20V and 200V, Resolution : 1mV, 10mV, 0.1V, Max. Input : 500V pp for 20V & 200V, 100Vpp for 2V, Input Impedance : 10mΩ, Curve Tracer: Vce Scan Voltage : 0- 35 V adjustable, Step Base current : 20μA each Step, Step Amplitude 0.5Volts, No. of steps : Adjustable 0 to 7, Step Polarity : Automatically selected with PNP/NPN selection On, Display : OscilioscopeviaY Input-Ch1 &X lnput-Ch 2.