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Shandong China Coal Industry and Mining supplies Group
Shandong China Coal Industry and Mining supplies Group  

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Portable Magneto Telephone in good price 

Price: 3000.0 RMB 
Payment Terms: T/T,WU,Paypal,Money Gram 
Place of Origin: Shandong, China (Mainland) 
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Product Detail

Model No.: HCX-3
Production Capacity: 1000 sets per month
Delivery Date: 5-10 days after your paymen...
Means of Transport: Ocean,Land,Air
Packing: carton box, plastic bags, w...
Brand Name: china coal

best durable product in unbeatable price
we provide service of enterprise's customs declaration, inspect.
Credibility is life,Customers are God

chinacoal11

www.chinacoalintl.com

m.chinacoalintl.com

we provide service of enterprise's customs declaration, inspection.

1 Match light are multiplexed lines. 800Hz telephone impedance is 800Ω ± 20%.
2 Through two telephones on the same model, even in less than 75db audio noise conditions, the 

communication distance up to 21 km.
3 In temperature -40 °C (using cold battery) - +50 °C 750 ± 30mmHg pressure and temperature of +40 °C

, relative humidity up to 98% of the reliable work environment.
4 All parts are fixed on the rack into one, along with mobile phones are loaded into the enclosure, solid

 structure to carry and easy to use.
5 volume:222X195X107(mm)3 
6 weight:2.5Kg

HCX-3

 portable magneto telephone application environment

1,1, phone nominal impedance of 800 ohms, lightweight design selected by double-track line is, if you use ultra-light is double-track, side tone bigger.
2,1, phone nominal impedance of 800 ohms, lightweight design selected by double-track line is, if you use ultra-light is double-track, side tone bigger.
3,the transmit reference attenuation: Use 3V battery voltage is +4.0 - +1.2 N. Receive reference 

attenuation is -0.8 ± 0.25N.
4,in the 75db noise environment, in order to communicate the same model phone when the call light is 

multiplexed online distance 24 km.
5,bells Sensitivity: 75db noise level in the environment and light is 30 km double-track conditions, using the same type of interaction shake telephone two generators, two meters can be

 heard ringing.
6, the machine box: thermoplastics repression, durable.
7,the use of the environment: Ambient temperature: -40 °C - +50 °C range. Relative humidity: up to 

temperature of +40 °C, relative humidity 95 +3% Atmospheric Pressure: 760 - 780 mm water column height

 yin range.


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 Mr. mike jiang

Tel: 86-537-2350961
Contact to this supplier

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Company Info

Shandong China Coal Industry and Mining supplies Group [China (Mainland)]


Business Type:Manufacturer, Trading Company
City: Jining
Province/State: Shandong
Country/Region: China (Mainland)

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