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Help CenterWireless Gate Intercom System Talkie Walkie 20km Range
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Wireless gate intercom system talkie walkie 20km range
S/N |
Feature |
Details |
1 |
Working Voltage: |
7.4 V DC |
2 |
Modulation Type: |
F3E |
3 |
Maximum Frequency Deviation: |
≤± 5KHz(W), <2.5KHz(N) |
4 |
Spurious Radiation: |
<-60 dB |
5 |
Frequency Stability: |
±2.5ppm |
6 |
Receiving Sensitivity: |
<0.18 µ V (12dB SINAD) |
7 |
Audio Power: |
500m W |
8 |
Spurious Power: |
≤7.5uW |
9 |
Noise Response: |
≥ 65dB |
10 |
Work Temperature: |
-20 ℃ to +60℃ |
1) 0-9 grade squelch level
2) Emergency alarm
3) PC Programming password setting
4) Side key function setting
5) 60-254.1Hz non-standard CTCSS setting
6) 000-777 non-standard DCS setting
7) high capacity battery Lithium Polymer Battery
8) High/Low Power Output
9) Low battery alert
10) End-tone elimination
11)12.5K/25K wide/narrow band selectable
12) Time out timer
1. Can not talk with other members in the group?
First, confirm that the frequency and sub-audio signal that you are using the same with the other members of the group; if no problem, please confirm other members in the group are in the service area.
2. Appear other group members' voices in the channel?
Please change the sub-audio tone, while the group must change the tone of all the walkie-talkie, or apply to change the frequency.
3. When the battery is properly charged, but the battery life is not long ?
Battery life is up, replace the batteries(Nickel-metal hydride battery charge and discharge times of normal use is generally 500 times, lithium batteries 1000 times)
4. Intercom can not scan?
Not included in the channel scan (professional setting) or the machine's scanning function is disabled when the intercom programming.
5.The whole band have noise after programming?
When programming the intercom mute/noise all open. Non-professionals do not recommend adjustment parameters.
6. Regular "beep beep" sounds after the programming?
Interphone programming mistakes. Prepared frequency exceeds a predetermined walkie-talkie
frequency range or the machine does not match the selected model.
7. headphones become silence after a period of using ?
Talkie ear seat broken . Send repair station maintenance.
Send Inquiry to This Supplier
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