SHENZHEN YUJIE ELECTRONICS CO., LTD.

KQ-22KH

Products

KQ-22KH

Performance pedigree

 

xml:namespace prefix = v ns = "urn:schemas-microsoft-com:vml" /xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /KQ-22KH impedance curve

KQ-22KH phase angle versus frequencyPhase Angle vs.Frequency

Performance pedigree

Type:

KQ22KH

Center Frequency（kHz）

22KHZ±4%

Bandwidth

2kHz

Sensitivity

0 dB=20 Vp-p；periods：20；Distance：xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /1m

-60dB min

Inspect distance

0.6—30M

Blind zone distance

＜0.6M

Transmitting Beam Angl（-3dBTotal open Angle）

14±2°

Capacitance

5000PF±20%

Minimum derived resistance

300Ω±30%

Maximum drive voltage（2%）

＜4000V

Operating temperature

-20～60℃

Safety grade

IP68

Shell material

PVC+F4

KQ-22KH sensitivity testSensitivity testing:

Transmit voltage：20Vp-p；periods：20；     Distance：1m

KQ-22KH test chart

Testting upwards 25℃.

 

Total Impedanc vs.Frequency

 

Beam Angle ：

KQ-22KH beam angle