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Experience Fnirsi Dso-tc3 Digital Oscilloscope Mini Transistor Tester Perfect Gift [wNRZS6M7]

$17.99 $57.99 -69%

Highlights✦ FNIRSI DSO-TC3 ingeniously integrates digital oscilloscope, electronic component tester, function signal generator and other functions into one. Equipped with 2.4 Inch TFT display. Built-in rechargeable lithium battery.✦ DSO-TC3 handheld

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Highlights

✦ FNIRSI DSO-TC3 ingeniously integrates digital oscilloscope, electronic component tester, function signal generator and other functions into one. Equipped with 2.4 Inch TFT display. Built-in rechargeable lithium battery.

✦ DSO-TC3 handheld oscilloscope, 10 MS/s sampling rate, 500 kHz bandwidth. It can be used freely for both periodic analog signals and aperiodic digital signals. Equipped with one-key AUTO, the measured waveform can be displayed without cumbersome adjustment.

✦ DSO-TC3 transistor tester can identify and measure various transistors, including NPN and PNP transistors, N-channel and P-channel field effect transistors etc. Automatic detection of pin definition. Automatically analyze NEC protocol infrared code.

✦ DSO-TC3 transistor tester is suitable for pairing of transistors, identification of mixed surface mount, and preliminary screening of small batch components. "Mos Test" mode can test various types of transistors and test capacitance, resistance etc.

✦ Other functional modes: Including circuit continuity test, 0-40 V input voltage measurement, PWM output, 0-32 V regulated diode measurement, DS18B20 temperature sensor measurement, DHT11 temperature and humidity sensor measurement.

✦ Six waveforms: sine, square, pulse stroke, triangle, ramp and DC.

FNIRSI DSO-TC3 ingeniously integrates a digital oscilloscope, electronic component tester, function signal generator, and other functions into one. Equipped with a large-size color dot matrix TFT display and built-in rechargeable lithium battery, it offers practical functions in a small, portable size.

Handheld Oscilloscope:
-  Real-time Sampling Rate: 10MS/s
-  Bandwidth: 500kHz
-  Trigger Functions: Single, Normal, Automatic
-  Efficient AUTO Key: Displays waveform without cumbersome adjustments

Transistor Tester:
-  Automatic Identification and Measurement: NPN/PNP transistors, N-channel/P-channel FETs, JFETs, diodes, dual diodes, thyristors, resistors, inductors, capacitors, and other passive components
-  Pin Definition Detection: Automatic analysis of NEC protocol infrared codes

Special Functions:
-  Fast transistor pairing
-  Identification of mixed surface mount components
-  Preliminary small batch screening
-  "Mos Test" Mode: Tests various transistors, identifying device type, pin polarity, hFE, turn-on voltage, junction capacitance, and components like capacitors, resistors, and inductors

Other Functional Modes:
-  Circuit continuity test
-  0~40V input voltage measurement
-  PWM output
-  0~32V regulated diode measurement
-  DS18B20 temperature sensor measurement
-  DHT11 temperature and humidity sensor measurement
-  Six waveform types: sine, square, pulse, triangle, ramp, and DC


Transistor tester
-  Triodes:β is greater than 10 and less than 600
-  Diodes:Forward voltage drop <4.5V
-  Reglulated diode:0.01~32V
-  MOSFET:JFET,IGBT,MOSFET
-  SCRs:Turn-on voltage <5V, gate Pole trigger current <6mA
-  TRIAC:Turn-on voltage <5V, gate Pole trigger current <6mA
-  Capacitor:25pF~100mF
-  Resistor:0.01Ω~50MΩ
-  Inductor:10uH~1000mH
-  Battery:0.1~4.5V
-  Input voltage:0~40V
-  DS18B20:0-85℃
-  DHT11:0-60℃/5-95%
-  Infrared remote decoding:NEC protocol infrared cod

NOTE:
①Ices, Iceo, Uf are only displayed when they are valid.
② Junction capacitance and reverse leakage current are only displayed when they are valid.
③The turn-on or turn-off voltage of the FET must be less than 5V.
④ Displayed only when there is a protection of diode.
⑤Vloss is only displayed when it is valid.
⑥Two-legged components and measure the inductance when the resistance is less than 2.1kΩ.

Signal Source
-  sine wavel:1-100KHz/0-3.3V/50%
-  Square wave:1-100KHz/3.3V/50%
-  Pulse wave:1-100KHz/3.3V/0-100%
-  Triangle wave:1-100KHz/0-3.3V/50%
-  Ramp:1-100KHz/0-3.3V/0-100%
-  DC:0-3.3V

NO.1(Standard)
-  DSO-TC3 *1
-  Ordinary probe*1
-  Test hook*3
-  Type-C charging cable*1
-  Packing box*1
-  Manual*1

NO.2(High Configuration)
-  DSO-TC3 *1
-  P6100 High Voltage Probe*1
-  Ordinary probe*1
-  Test hook*3
-  Adapter*1
-  Type-C charging cable*1
-  Packing box*1

-  Manual*1

NOTE:

①Ices, Iceo, Uf are only displayed when they are valid.
② Junction capacitance and reverse leakage current are only displayed when they are valid.
③The turn-on or turn-off voltage of the FET must be less than 5V.
④ Displayed only when there is a protection of diode.
⑤Vloss is only displayed when it is valid.
⑥Two-legged components and measure the inductance when the resistance is less than 2.1kΩ.

What Our Customers Say

January 5, 2026

Absolutely no complaints!

The performance is slick and very reliable.

- Nicholas Z..

January 5, 2026

Absolutely no complaints!

A great product. It is a definite must-have.

- Kasey V..

January 5, 2026

Absolutely no complaints!

Well made, great price, a very happy customer.

- Jedidiah M..

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