With the uTracer 3+ app, you can test your tubes with your Android device! You connect to your uTracer via Bluetooth RS232 interface and after you are connected you can perform a quick test. The uTracer app supports both uTracer 3 and the uTracer 3+ created by Ronald Dekker (http://dos4ever.com/uTracer3/uTracer3_pag0.html).
- Measure the anode and screen currents in mA
- Measure Ra (anode and screen (Rs) resistance) in kΩ
- Measure gm (transconductance) in mA/V
- Measure mu