• UJT Volt ampere Characteristic Curve Measurement
• UJT Relaxation Oscillator
• UJT Equivalent Circuit
• PUT Volt-ampere Characteristic Curve Measurement PUT Relaxation Oscillator (four 142 Hz-1.37 kHz)
• SCR Characteristic Measurement (Forward: SCR On @V? =0-0.8V)
• SCR Phase Angle Controlled Circuit (Phase Angle: 0°-70°)
• Zener and SCR Circuit (Phase Angle: 40°-70°)
• GTO Characteristic Circuit (Use Switch to Control GTO On / Off) GTO Oscillation Circuit (four 185.2Hz)
• DIAC and TRIAC Circuits:
• Zener Breakdown Characteristic Measurement 
• DIAC Characteristic Measurement (Forward Breakdown : 24.4V; Reverse Breakdown: -23.2V)
• DIAC and TRIAC Circuit (Phase Angle: 0°-85°)
• Zener and TRIAC Circuit (Phase Angle: 10°-30°)
• PUT and TRIAC Circuit
• SCS Characteristic Application Measurement (Use Switch to Control SCS On/Off)
• SCS Equivalent Circuit (Use BJT to Complete SCS Equivalent Circuit) 
• SCS and SCR Circuit (Use Switch to Control SCS and SCR On/Off)
• SBS Circuits and Temperature Sensors.
• SBS Characteristic Measurement (SBS Voltage Forward: 9-10V; SBS Voltage)
• Reverse : 9~10V) SBS and TRIAC Circuit.
• Temperature Sensor Using SCR and LM335.
• Temperature Sensor Using SCR and TC620.

BJT and IGBT Circuits:

• BJT Characteristic Measurement BJT PWM Controlled Circuit
• BJT Full Bridge Circuit (Use BJT to Control Current Direction : Forward/Reverse)
• IGBT Characteristic Measurement IGBT PWM Controlled Circuit
• Function Generator and DC Power Supply Module:
• Waveforms: Sine, Triangle, Square, TTL Pulse
• Amplitude : 10 Vpp
• Impedance : 500±10%
• Duty Control : 30%-60% Display: 6-Digit LED Display
• Frequency Range : 10Hz~ 100 kHz (4 Ranges), 100Hz - 1 MHz (4 Ranges) Frequency Control: Separative Coarse and Fine Tuning.
• Constant Voltage Output : +5V, ±12V
• Variable Voltage Output : 0V~+15V
• Power source : 220~230V AC, 50Hz, 1 Phase