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BJ-V77 Interphone

PRODUCT > Amateur Walkie Talkie > BJ-V77 Interphone
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BJ-V77 Interphone

1.Product Parameter（Specification）of the BJ-V77

General Specifications
Frequency RangeFM:87-108MHZ（Receiving）
VHF: 136-174.995MHZ、 UHF1: 400-470.995MHZ
Memory Channels128 channels
Voltage7.5V
Operating Temperature-30℃—+60℃
Working ModeCo-channels or dis-channels simplex
Antenna Impedance50Ω
Frequency Stability±2.5ppm
WeightAbout 191g
Transmitter
Carrier Output PowerHigh: 4W/Low: 1W
Modulation Mode16KφF3E / 11KφF3E
Maximumpermissible Frequency DeviationChannel Spacing:       25KHz±5KHz / 12.5KHz±2.5KHz
Audio Modulation Characteristic3dB is according to 6dB;  octavepre-emphas is between 0.3-3KHz
Adjacent Channel PowerChannel spacing: 25KHz (≥65dB)
Spurious Radiation＜7μW
Modulation Distortion≤5%
Receiver
Sensitivity(12dB SINAD)  0.18μV
Noise Quieting Sensitivity≤0.8μV
Squelch Sensitivity≤0.2μV
Audio Output Power500mW
Audio Distortion≤8%
Audio Response(300-3000Hz) ＋1dB—－3dB
Co-channel Rejection≥-0.8dB
Limiting Characteristic≤3
Adjacent Channel Selectivity≥55dB
Channel Spacing25KHz ≥70dB / 12.5KHz ≥60dB
Intermodulation Characteristic≥65dB
Block≥84dB
Spurious Radiation9KHz-1GHz ≤-57dBm
2.FAQ

Q1: Are you the manufacturer or trade company?

A1: We are a manufacturer and trade company. A small company though we are, Made In Faith is our belief and we put our customers in a prominent position. By years of consistent perseverance, we have developed series of quality products and established strong business relationships worldwide.


Q2: Do you accept Customized?

A2: As a manufacturer and trade company, OEM&ODM  are welcomed. we will try our best to meet your requirements with our products and services.


Q3: What's the best price? 

A3: Due to the differences of various products, we have quite a wide price range. You are always welcome to contact us, and we will quote the best price ASAP.


Q4: What about your warranty?

A4: Before delivery, we will check the item’s quality strictly one by one.

One year-warranty for radio,please contact us immediately when you get the defective,thanks.


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