Lonsdor RT4 Remote Tester

Frequency Testing

Put the remote close to the device you want to test and press any button on the control, the indicator that turns on is the frequency of the device you are testing.

Infrared Testing

Press the key on the remote control, if the IR indicator turns on the infrared is Good, if it’s OFF it’s bad.

Frequency Testing range:

• 300MHz-320MHz
• 868MHz
• 434MHz
• 902mhz

Please note: requires9V Battery (Not included)