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Back-Electret Omni-Directional Microphone

Back-Electret Omni-Directional Microphone

1. Dimensions: dia. 6.0 x 1.1mm2. Sensitivity: (0dB=1V/Pa), -40dB, -42dB, -44dB3. Frequency range: 20~20kHz4. Impedance: Less than 2.2K ohms5. Max. input: 120dB6. S/N ratio: More than 55dB7. Directivity: Omni-directional8. Other: Back-electret typev
Suzhou Jeou Luen Technology Co., Ltd.
China
Back-Electret Condenser Microphone

Back-Electret Condenser Microphone

1. Dimensions: dia. 4.0 x 1.0mm2. Sensitivity: (0dB=1V/Pa), -40dB, -42dB, -44dB3. Frequency range: 20Hz~20kHz4. Impedance: Less than 2.2K ohms5. Max. input: 120dB6. S/N ratio: More than 55dB7. Directivity: Omni-directional8. Other: Back-electret type
Suzhou Jeou Luen Technology Co., Ltd.
China
XD-41 Dynamic Transducer

XD-41 Dynamic Transducer

Part Number :                      XD-41Rated Impedance (ohm)      8+/- 20%Rated (Max.) Power (W)      0.15(0.2)Resonance Freq.     (Hz)    1200+/-20%Rated Freq .Range  (HZ)     700~5000Sound Output          (dB)  81min.at 0.15W 10cm 1.2 kHZ sine wave Operateing Temp               -20~+60Storage Temp                    -30~+70Weight                                 10
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
LPT1440S buzzer

LPT1440S buzzer

Features: 1) Model no. : LPT1440S-HS-05-4)0-12-R2) Resonance frequency (kHz): 4.0+/-0.53) Max. input voltage (Vp-p): 1 - 204) Capacitance at 120Hz (pF): 12,000+/-30%5) Sound output at 10cm (dB) more than 75 at 4.0kHz square wave 5Vp-p6) Operating temperature: -20 ~ +70°C7) Storage temperature: -30 ~ +80°C8) Rated current (mA): less than 29) Weight (g): 1.210) Housing material: PPS11) 14 *14* 4.0mm
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
LPB2814W buzzer

LPB2814W buzzer

Part Number : LPB2814W-TA-12-2.8-RRate Voltage (VDC): 12Operating Voltage (VDC): 3~20Rated Current (mA): less than 20Sound Output at 10cm (dB): more than 95Resonant Frequency (kHz): 2.8 +/- 0.5Operating Temperature: -20 ~ +70Storage Temperature: -30 ~ +80Weight (g): 3.6Case material and color : ABS/BlackPacking:Export standard packing
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
LPT2290S piezo buzzer

LPT2290S piezo buzzer

Features: 1) Model no.: LPT2290S-HS-12-3.0-15-R2) Resonance frequency: 3.0+/-0.5kHz3) Max. input voltage: 1 - 20Vp-p4) Capacitance at 120Hz: 15,000pF +/- 30%5) Sound output at 10cm: than 90dB at 4.0kHz, square wave 12Vp-p6) Operating temperature: -20 ~ +70oC7) Storage temperature: -30 ~ +80oC8) Rated current: less than 5mAh9) Weight: 3g10) Housing material: PPS11) Dimensions: 22 x 9.0mm
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
LPT1628S smd piezo transducer

LPT1628S smd piezo transducer

Features: Model:LPT1628S-HS-03-4.0-16-R1) Rated voltage (Vp-p): 32) Resonance frequency (kHz): 4.0+/-0.53) Max. input voltage (Vp-p): 1 - 254) Capacitance at 120Hz (pF): 16,000+/-30%5) Sound output at 10cm (dB) more than 756) Operating temperature: -20 ~ +70°C7) Storage temperature: -30 ~ +80°C8) Rated current (mA): less than 19) Weight (g): 1.210) Housing material: PPS11) Size: 16*16*2.8mmPacking: Tape & Reel
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
LPT1628AS buzzer

LPT1628AS buzzer

Features: Model:LPT1628AS-HS-03-4.0-16-R1) Rated voltage (Vp-p): 32) Resonance frequency (kHz): 4.0+/-0.53) Max. input voltage (Vp-p): 1 - 254) Capacitance at 120Hz (pF): 16,000+/-30%5) Sound output at 10cm (dB) more than 756) Operating temperature: -20 ~ +70°C7) Storage temperature: -30 ~ +80°C8) Rated current (mA): less than 19) Weight (g): 1.210) Housing material: PPS11) Size: 16*16*2.8mmPacking: Tape & Reel
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
Electron Magnetic Transducer

Electron Magnetic Transducer

Specifications:1) Model no.: LET9650B-03O-2.731-25-4.0-R2) Rated voltage (Vo-p): 33) Operating voltage (Vo-p):2~54) Resonant frequency (Hz): 2731+/-3005)Coil Resistance (ohm) 25+/-36) Sound output at 10cm (dB): more than 857) Current consumption (mA): less than 808) Operating temperature (°C): -20 ~ +709) Storage temperature (°C): -30 ~ +8010) Weight (g): 0.9Packing:Exported standard packing
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
No Photo

Electron Magnetic Transducer

Specifications:1) Model no.: LET9040B-03O-2.731-16-4.0-R2) Rated voltage (Vo-p): 33) Operating voltage (Vo-p):2~54) Resonant frequency (Hz): 2731+/-3005)Coil Resistance (ohm) 16+/-26) Sound output at 10cm (dB): more than 857) Current consumption (mA): less than 808) Operating temperature (°C): -20 ~ +709) Storage temperature (°C): -30 ~ +8010) Weight (g): 0.7Packing:Exported standard packing
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
No Photo

Electron Magnetic Transducer

Specifications:1) Model no.: LET6636-03O-2.731-15-3.0-R2) Rated voltage (Vo-p): 33) Operating voltage (Vo-p):2~44) Resonant frequency (Hz): 2731+/-3005)Coil Resistance (ohm) 15+/-26) Sound output at 10cm (dB): more than 837) Current consumption (mA): less than 1008) Operating temperature (°C): -20 ~ +709) Storage temperature (°C): -30 ~ +8010) Weight (g): 0.3Packing:Exported standard packing
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
Piezo Buzzer

Piezo Buzzer

Part Number : LPB2418A-TB-06-2.8-15.0Rate Voltage (VDC): 6Operating Voltage (VDC): 1~20Rated Current (mA): less than25Sound Output at 10cm (dB): more than 90Resonant Frequency (kHz): 2.8 +/- 0.5Operating Temperature: -20 ~ +70Storage Temperature: -30 ~ +80Weight (g): 5.4Part Number : LPB2418A-TB-09-3.2-15.0Rate Voltage (VDC): 9Operating Voltage (VDC): 3~20Rated Current (mA): less than12Sound Output at 10cm (dB): more than 90Resonant Frequency (kHz): 3.2+/- 0.5Operating Temperature: -20 ~ +70Storage Temperature: -30 ~ +80Weight (g): 5.4Part Number : LPB2418A-TB-09-3.2-15.0Rate Voltage (VDC): 9Operating Voltage (VDC): 3~20Rated Current (mA): less than12Sound Output at 10cm (dB): more than 90Resonant Frequency (kHz): 2.8+/- 0.5Operating Temperature: -20 ~ +70Storage Temperature: -30 ~ +80Weight (g):
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
Piezo Buzzer

Piezo Buzzer

Part Number : LPB2413W-TA-09-4.52Rate Voltage (VDC): 9Operating Voltage (VDC): 3~20Rated Current (mA): less than 12Sound Output at 10cm (dB): more than 90Resonant Frequency (kHz): 4.5 +/- 0.5Operating Temperature: -20 ~ +70Storage Temperature: -30 ~ +80Weight (g): 3.6Part Number : LPB2413W-TA-12-3.0Rate Voltage (VDC): 12Operating Voltage (VDC): 3~20Rated Current (mA): less than 15Sound Output at 10cm (dB): more than 90Resonant Frequency (kHz): 3.0 +/- 0.5Operating Temperature: -20 ~ +70Storage Temperature: -30 ~ +80Weight (g): 3.6Part Number : LPB2413W-TA-12-4.5Rate Voltage (VDC): 12Operating Voltage (VDC): 3~20Rated Current (mA): less than 15Sound Output at 10cm (dB): more than 90Resonant Frequency (kHz): 4.5 +/- 0.5Operating Temperature: -20 ~ +70Storage Temperature: -30 ~ +80Weight (g): 3.6Case material and color : ABS/BlackPacking: carton
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
LPF2412B buzzer

LPF2412B buzzer

Features:1) Model: LPF2412B-HA-12-3.5-R2) Rated voltage (VDC): 123) Operating voltage (VDC): 3~274) Rated current (mA): less than 125) Sound output at 10cm (dB): more than 906) Resonant frequency (Hz): 3,500+/-5007) Operating temperature (°C): -20~+708) Storage temperature (°C): -30~+809) Weight (g): 3.510) Case material and color: ABS, blue/BlackDimension:24*12mm
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
Piezo Buzzers

Piezo Buzzers

Features:1) Model: LPF3917-GB-09-3.42) Rated Voltage (VDC): 93) Operating Voltage (VDC): 3 - 284) Rated current: less than 15mA5) Sound output at 10cm: more than 95dB6) Resonant Frequency: 3400+/-500Hz7) Operating temperature: -20 ~+70%°C8) Storage temperature: -30 ~+80°C9) Weight: 15g10) Housing material: black PBT and nylonPacking: export standard packing
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
Ultrasonic Annunciator

Ultrasonic Annunciator

Features: 1) Model no.: LDG412) Rated voltage (Vp-p): 203) Operating voltage (Vp-p): 30 max.4) Resonant frequency (Hz): 19,000+/-1,0005) Sound output at 50cm (dB): more than 85 at 7,500Hz6) Sound output at 50cm (dB): 90 at 19,000Hz7) Operating temperature: -20 ~ +50°C8) Storage temperature: -20 ~ +50°C9) Weight (g): 610) Case material and color: ABS / blackPacking: export standard packing
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
Piezo Transducer

Piezo Transducer

Features: 1) Rated voltage (Vp-p): 122) Operating voltage (Vp-p): 3~503) Resonant frequency (Hz): 2,200~4,0004) Capacitance 120Hz (PF): 250,000+/-30 5) Sound output at 50cm (dB): more than 956) Current consumption (mA): less than 307) Operating temperature: -40~+958) Storage temperature: -40~+1059) Weight (g): 11.0
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
Piezo Transducer

Piezo Transducer

Features: 1) Rated voltage: 12vp-p2) Operating voltage: 3~50Vp-p3) Current consumption: less than 20mAh4) Capacitance at120Hz (PF): 25,000+/-30%5) Sound output at 10cm: more than 95dB6) Resonant frequency: 2500+/-500Hz7) Operating temperature: -20 ~ +70oC8) Storage temperature: -30 ~ +80oC9) Weight: 2.0g10) Dimensions: 46*23.2mmCarton Packing
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
LPT2270S piezo buzzer

LPT2270S piezo buzzer

Features: 1) Model no.: LPT2270S-HS-12-4.0-15-R2) Resonance frequency: 4.0+/-0.5kHz3) Max. input voltage: 1 - 20Vp-p4) Capacitance at 120Hz: 15,000pF +/- 30%5) Sound output at 10cm: than 90dB at 4.0kHz, square wave 12Vp-p6) Operating temperature: -20 ~ +70oC7) Storage temperature: -30 ~ +80oC8) Rated current: less than 5mAh9) Weight: 2.8g10) Housing material: PPS11) Dimensions: 22 x 7.0mm
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
LPT1760S piezo buzzer

LPT1760S piezo buzzer

Features: Part No. LPT1760S-HS-05-4.0-15-R1) Rated voltage: 5Vp-p2) Operating voltage: 1 - 20Vp-p3) Current consumption: less than 10mAh4) Capacitance at120Hz (PF): 15,000+/-30%5) Sound output at 10cm: more than 90dB6) Resonant frequency: 4,000+/-500Hz7) Operating temperature: -20 ~ +70oC8) Storage temperature: -30 ~ +80oC9) Weight: 2.0g10) Housing material: PPSPart No. LPT1760S-HS-12-4.0-15-R1) Rated voltage: 12Vp-p2) Operating voltage: 1 - 20Vp-p3) Current consumption: less than 10mAh4) Capacitance at120Hz (PF): 15,000+/-30%5) Sound output at 10cm: more than 90dB6) Resonant frequency: 4,000+/-500Hz7) Operating temperature: -20 ~ +70oC8) Storage temperature: -30 ~ +80oC9) Weight: 2.0g10) Housing material: PPS11) Dimensions: 17 x 6.0mm
Changzhou Wujin Lianhua Electronics Co., Ltd.
China
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