Shenzhen Hongsheng Gaoke Electronics Co., Ltd.

Main Products: Household gas alarms, fire and fire alarm systems, smoke alarms, explosion-proof fire alarm accessories, gas shutoff valves

3

contact number

15920006598

Your present location: Shenzhen Hongsheng Hi-Tech Electronics Co., Ltd. > Fire and Fire Alarm System > Fire Broadcast Host / Telephone > KT9221 / B Wall Mounted Power Amplifier / Fire Power Supply

company information

Contact:
Tang Min
Phone:
****** 755-29508996
Phone:
15920006598
After sales phone:
15920006598
Fax:
****** 755-29365369
Address:
2 Fumin Road, Guanlan Street, Longhua New District, Shenzhen
Postcode:
518105
URL:
www.szhsj119.com
Shop:
http://www.fashionpho.com/st55555/
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KT9221 / B wall-mounted power amplifier / fire power supply manufacturer
Wall-mounted power amplifier / fire power supply manufacturer
price $ 17
  • KT9221/B Model KT9221 / B
  • Brand
  • 生产商 Manufacturer nature
  • 深圳市 Location Shenzhen

Updated: 2018-09-18 17:00:22 Views: 1276

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【a brief introdction】
KT9221 / B wall-mounted power amplifier / fire-fighting power supply manufacturer is one of the ancillary products of the fire alarm broadcast system. It cooperates with preamplifier and other field equipment to complete the fire alarm broadcast. Because the power amplifier's power supply and output use high-quality toroidal transformers and perfect overheating and overload protection circuits, it has abundant power, beautiful sound quality, and safe and reliable work.

产品概述 Product Overview

KT9221 / B wall-mounted power amplifier is one of the supporting products for fire alarm broadcast system. It cooperates with preamplifier and other field equipment to complete the fire alarm broadcast. Because the power amplifier's power supply and output use high-quality toroidal transformers and perfect overheating and overload protection circuits, it has abundant power, beautiful sound quality, and safe and reliable work.

性能参数 Performance parameters of wall-mounted power amplifier / fire-fighting power supply manufacturers

Input impedance: 600 ohms (unbalanced input)

Input level: 300mV ~ 775mV

Constant voltage output: 120V

Frequency characteristics: 100Hz ~ 10KHz (± 3dB)

Harmonic distortion: 100Hz ~ 10KHz is not more than 3%

Signal to noise ratio: ≥70dB

Maximum output power: 100W (RMS)

Power supply: AC 220V (+10%,-15%, 50Hz ± 1%)

DC24V (± 10%)

尺寸图 Wall-mounted power amplifier / fire-fighting power supply manufacturer size chart

KT9221 wall-mounted broadcast power amplifier wiring diagram

1. Broadcast button 2. Single-channel status indicator 3. Single-channel status control button 4. Output volume indication

5.Volume (increase) adjustment key 6.Volume (decrease) adjustment key 7.Over temperature indication 8.Overload indication

9. Microphone input 10. Power switch 11. Power indication



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