I. TF-08B Intermediate Frequency Therapy Apparatus Technical Parameters

1. Power supply: AC: 220V±22V  50Hz±1Hz    Input power: 65VA

2. Ambient temperature: +10℃～+40℃  Ambient humidity: 30%～75%  Atmospheric pressure: 700hpa～1060hpa

*3. Intermediate frequency: 1kHz～10kHz　     Error: ±30%

*4. Pulse width: 50us～500us       Error: ±30%

*5. Modulation wave frequency: 0.4 Hz～440Hz   Error: ±30%

*6. Modulation amplitude: 0～100%           Error: ±5%

7. Output mode:

① Computer intermediate frequency (medium and low frequency bidirectional current)     ② Thermal output (0～3 adjustable thermal output levels)

8. Modulation waveform: Base wave: Pulse square wave        Modulation wave: Exponential wave, forward triangular wave, backward triangular wave, constant amplitude wave, sine wave, triangular wave, step wave, uniform wave

9. Maximum output current: The effective value of the maximum output current shall not exceed 100mA.

*10. Open circuit alert and recovery: During operation (output dose greater than 10), if an open circuit occurs, the yellow indicator light will illuminate. If the open circuit fault is resolved, the yellow indicator light will turn off.  

11. Electrode plate temperature during heating shall not exceed 60℃

12. Continuous operation time: Not less than 4 hours.

13. The effective load impedance of this product is 500 ohms, and the above technical parameters should be measured under this load.

14. When measured with a load resistor within the range specified in this manual with an error not exceeding ±10%, the deviation of the measured value from the pulse width, pulse repetition frequency, and amplitude value specified in the random documents or marked on the device must not exceed ±30%.

15. This product mainly consists of a main unit, output electrodes, and connecting wires.

16. Environmental conditions for transportation and storage:

Ambient temperature: -20℃～55℃ Ambient humidity: ≤95% Atmospheric pressure: 700hpa～1060hpa

II. TF-08B Intermediate Frequency Therapy Apparatus Function Settings

*Vertical integrated casing

*Output open circuit warning function to effectively prevent electric shock to patients

*Electrode plate and connecting wire detection function

*Eight independent output channels without interference

*Heating divided into three adjustable levels

*Manual tightening of connecting wires and main unit to prevent accidental "disconnection" during treatment

*Equipped with two sizes of electrodes to meet treatment needs for different body parts