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Transistor Curve Tracer   Model QT-2     FEATURES : ·Measures LF DC parameters of diodes and triodes, max collector current up to 50A ·Built-in HV test facility for measuring braekdown voltage and reverse leakage current of transistor under 5000V ·Highest Sensitity 0.5¦Ì/div ·Steps signal and pulsed steps signal outputs for extending the measuring ranges and made a measurement of transistor's second breakdown characteristics     Specifications   Y Axis   Collector Current 1¦ÌA/div¡«5A/div£¼¡À3%£¬in 21 steps Current Multiplier ¡Á0.5£¼¡À10% Diode Leakage Current 1¦ÌA/div¡«500A/div£¼¡À3%£¬in 9 steps External Input 20mA/div, 1M¦¸   X Axis   Collector Voltage 10mV/div¡«50mV/div£¼¡À3%£¬in 12 steps Base Voltage 10mV/div¡«1V/div£¼¡À7%£¬in 7 steps Diode Voltage Range 100V/div¡«500V/div£¼3% in 3 steps External Input 20mA/div, 1M¦¸   STEP GENERATOR   Step Curret 1¦ÌA/step¡«200mA/step£¼¡À3%£¬in 17 steps Step Volage 0.05V/step¡«1V/step£¼¡À5%£¬in 5 steps Step Resistance 0-1M¦¸,£¼¡À10%£¬in 20 steps Step Polarity + or - Step Rate ¡Á2, ¡Á4 line frequency Number of Steps 0-10 steps(continuously variable)   COLLECTOR POWER SUPPLY   Peak Voltage 0-500V(continuously variable) Peak Current Range 0.5-50A Power Limit Resistance 0-0.1M¦¸,£¼¡À10%£¬in 20 steps   CALIBRATOR   Calibration Voltage 0.1V,0.2V,0.4V,0.5V,1V£¼¡À10%   CRT   Type 16 SJ101(P31) Useful Screen Area 10¡Á10div(1div=0.8cm)   OTHER   Power Supply AC:220/110V,50/60Hz Power Consumption 80VA approx. Dimensions 300B¡Á408H¡Á520Dmm Weight 30kg appuox.
Transistor Curve Tracer   4810 / 4810A Transistor Curve Tracer       FEATURES :   ·10ìA/div to 500mA/div vertical deflection factors ·0.05V/div to 50V/div horizontal deflection factors ·Collector dual directional sweep circuit ·Dual curves displaying function ·Maximum volts 500 ·Multiple optional accessories Specifications :     Y Axis   Collector Current 10¦ÌA/div¡«0.5A/div£¼¡À3%£¬in 15 steps(XJ4810)   10¦ÌA/div¡«1A/div in 16 steps(XJ4810A) Current Multiplier ¡Á0.1£¼¡À(10%+10nA) Diode Leakage Current 0.2¦ÌA/div¡«5¦ÌA/div in 5 steps External Input 0.1V/div¡À3%   X Axis   Collector Voltage 0.05V/div¡«50V/div£¼¡À3%£¬in 10 steps Base Voltage 0.05V/div¡«1V/div£¼¡À3%£¬in 5 steps External Input 0.05V/div£¼¡À3%   STEP GENERATOR   Step Current 0.2¦ÌA/step¡«50mA/step£¬in 17 steps(XJ4810)   0.2¦ÌA/step¡«100mA/step£¬in 18 steps(XJ4810A) Step Voltage 0.05V/step¡«1V/step¡À5%£¬in 5 steps(XJ4810)   0.1V/step¡«2V/step¡À5%£¬in 5 steps(XJ4810A) Series Resistance 0.10M¦¸,1M¦¸£¼¡À10% Step Polarity +¡¢- Step Rote 4¡Áline frequency Number of Steps 0-10 steps(continuously variable)   COLLECTOR POWER SUPPLY   Peak Voltage 0-500V(continuously variable) Peak Current Range 0.1-5A Power Limit Resistance 0-0.5M¦¸£¼¡À10%£¬in 11 steps   CALIBRATOR   Calibration Voltage 0.5V,1V£¼¡À1%(internal connected to X.Y   amplifier for self-calibration)   CRT   Type rectangular CRT with internal graticule Useful Screen Area 10¡Á10div(1div=0.8cm)   OTHER   Power Supply AC:220/110V,50/60Hz Power Consumption 50VA approx. Dimensions 320B¡Á220H¡Á400Dmm Weight 17kg approx.