Description |
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LCD display output scope and frequency.. |
This unit has the functions of output delay at power-on and short circuit protection... |
Produce the aural signal to test the sound and to accurately identify the polarity and pure tone index of loudspeakers... |
Tool to test the + and - polarity of loudspeaker, earphone and dynamic receiver of various types, sizes and impedances. |
With easy operation, this unit is widely applied to acoustics, telecommunications and other many fields, and to the loudspeaker and sound box manufacturers in particular... |
Contents | Description |
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Frequency domain | 20Hz-20KHz |
Frequency display error | display values 1*10power4±1 words |
Sine wave output scope | 0---12.8vrms 8ohms load |
Output voltage display error | ±10% |
Sine wave frequency response | ±0.4dB (KHZ) status |
Sine wave distortion degree | <=0.5%, 100HZ-20KHZ other frequency rangs: <=0.8% |
Output power | >=20W |
Sweep mode | logarithm |
Sweep ratio | 1: 1000 |
Sweep time | 1S-20S |
Synchronous output | TTL square wave |
Power supply | AC110V±10% 50HZ |
Operating environment | Temperature: 0-40¡æ Humidity:< RH90% Atmospheric pressure: 86-105kpa |