Vehicle-mounted hi-fi pickup
Advantage:
We are adopting robust, durable, and beautiful metal casing with electroplated surface treatment, away from the interference of environmental noise.
The waterproof grade of the pickups can be IP67
Built-in lightning strike protection, reverse power supply polarity protection, and electrostatic protection.
- TIENUO
- CHINA
- 3-7days
- 30 pcs/day
- Information
Functions:
With Ambient noise cancellation (ANC), with adaptive environmental noise cancellation technology.
Adaptive dynamic noise reduction processing with built-in high-speed DSP digital signal processor.
Built-in digital noise reduction signal processing circuit to effectively prevent voice signal distortion and attenuation.
Alliott digital noise reduction algorithm, automatic shielding electromagnetic interference
Using a unique production process, potting closed pressure line processing, to solve high-frequency bumps broken line.
Accord to ROHS Standard and structurally free of hazardous substances banned in the EU.
We passed the EU CE standard, US FCC certification, ISO9000 quality certification system.
Specification:
No. | Item | Specification |
1 | Pickup area | 5-100 square meters |
2 | Audio transmission distance | 3000m |
3 | Sensitivity | -30dB |
4 | Frequency response | 20Hz～20kHz |
5 | Pointing characteristics | Omni-directional |
6 | Signal-to-noise ratio | 80dB (1m 40 dB source SPL) 50dB (10m 40 dB source SPL) 1KHz at 1 Pa |
7 | Dynamic range | 104dB (1KHz at Max dB SPL) |
8 | Maximum withstand sound pressure | 120 dB SPL (1KHz, THD 1%)
|
9 | Output impedance | 600 Ohm unbalanced
|
10 | Output signal amplitude | 2.5Vpp/-25db |
11 | Microphone | Waterproof high-fidelity silver-plated diaphragm condenser microphone |
12 | Signal processing circuit | ALC automatic level control, high-speed DSP digital signal processor, AGC automatic gain control |
13 | Waterproof | IP67 |
14 | Protection circuit | 30KV Air contact ESD, lightning protection, power reverse polarity protection |
15 | Drive capability | Built-in pre-amplifier circuit, can directly drive headphones. |
16 | Supply voltage | DC regulated power supply DC 12V (9V-18V) |
17 | Power supply current | 60mA |
18 | Operating ambient temperature | -25℃～70℃ |
19 | Color | Silver |
20 | Housing Material | Metal |
21 | Dimension | 80mm×20mm |
22 | Weight | 150g |
About Us:
We are a leading supplier of onboard IP CCTV system solution for rolling stock worldwide.based in Jinan Shandong, China; with more than 21+ years of experience.we have passed IRIS, ISO9001:2015, ISO45001:2018, ISO14001:2015, CRCC, etc., certificates along with more than 50+patents.
Our solutions for railway transit security as follows:
CCTV system solutions for Rolling Stock(passenger train,EMU,electric locomotive,diesel locomotive etc)
Fire surveillance system for diesel locomotive
Intelligent Fire Fighting Video Linkage System for Rolling Stock
CMD System Onboard Subsystem
Coach Video Surveillance Device
Driver Status Alert System
Driver Health Management System
Monitor Display
What does your company strength?
* 21+ years experience for onboard CCTV system solutions for rolling stock in China.
* Own the most advanced and high customizable NVR for rail security.
* Capture 70% market share of locomotive CCTV system in china.
* THE ONLY VENDOR to provide CCTV solutions for 160km/h EMUs about train head, coaches and pantograph in china.
* Core professional vendor for CRRC.
* 35% of our employees are R&D engineers. (200 employees)
* IRIS, ISO, CRCC, etc. certificates
* More than 50+ patents
Certificate:
Equipment List
Why choose us?
