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Solutions
1- Case studies
2- Replacing the digital board of SS-2220
3- Is Voyager phone Digital Spread Spectrum (DDS)?
4- I can buy other consumer 900Mhz or 2.4GHz phone for a lot less. Why is you phone more expensive?
5- How can I improve my range?
6- Can I connect more than one phone line into Voyager system?
7- Do I need a roof antenna?
8- Can I use Voyager phone in a concrete building?
CASE STUDIES
All of the following scenarios are real life examples of how our clients have used our phone systems. Think of how you could adapt one of these scenarios to your application.
PROBLEM
A foreign government, who shall remain nameless, routinely has several large ships anchored 10-60km off shore. Currently this government uses INMARSAT satellite phones for communication, and they use the phones a LOT. The sat phones work great, but you would not believe how high the bills are.
SOLUTION
A 30 watt GT2600SP point to point system with high gain antennas get the job done. All calls made on the ship are placed from a land line on shore, and billed at the rate of $0. Faxes come through over twice as than they do with a satellite phone. The government is happy, that tax payers are happy, everybody is happy. The sat phone company is probably not too enthused.
PROBLEM
Kenya - Customer has a ranch 70 kilometers from the nearest phone line. Currently uses a satellite phone at a cost of roughly $8/min. What other choice can he possibly have than to pay $8/min? After all he is in the middle of the bush and there are no phone lines for 70 kilometers.
SOLUTION
A XL7200 system was configured at a cost of under $3,000. Not only does our client have clear voice communication, he also has fax and internet access
Please note that after replacing the digital board by new one, you are requested to make rF value setting to match the RF Module frequency. Since the SS-2220 on your hand is working on CT1-CEPT-80CH. Please set the rF value to be "6" as following process:
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Replacing the digital board of SS-2220
Base Unit
1. Plug in the power supply.
2. Press HOLD key during "VOYAGER" showed on the display. Then, you will see "Are you sure?" on the display.
3. Press MENU key to enter test mode.
4. Press INT key.
5. Press HOLD key.
6. Press Arrow key to adjust the rF value (= 00) to be 6.
7. Press OK key.
8. Press MENU key.
9. Press C key.
10. Re-set channel group, security code, CO line No. etc.
Remote Station
1. Plug in the power supply.
2. Press STO key during "VOYAGER" showed on the display. Then, you will see "Are you sure?" on the display.
3. Press MENU key to enter test mode.
4. Press INT key.
5. Press STO key.
6. Press Arrow key to adjust the rF value (= 00) to be 6.
7. Press OK key.
8. Press MENU key.
9. Press C key.
10. Re-set channel group, security code, CO line No. etc.
After above re-setting for the rF values, you are also requested to re-set channel group and security code for base and remote.
Please let us know your result.
The location U18 on digital board of SS-2220 base unit is "LTV817". It is to control the ringer function only
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3-Is Voyager phone Digital Spread Spectrum (DDS)?
No. Digital Spread Spectrum phones are generally used in the newer 2.4 GHz digital phones. The DSS technology works by taking a phone signal and dividing it into multiple channels. The phone broadcasts its signal through all these multiple channels at the same time. There are 2 drawbacks:
a. The power from the phone is divided into multiple channels (as many as it is divided into) to supply the same amount of power to each channel. Generally, less power means less range.
b. The signal is broadcast through the multiple channels from the phone in a fan-pattern. If you try to install two phones side-by-side, the signals overlap and cause interference. DSS phones are not very good for multi-phone systems
4-I can buy other consumer 900Mhz or 2.4GHz phone for a lot less. Why is you phone more expensive?
The Voyager phones are designed for commercial applications (though they can just as easily be used for the home). Many standard features such as Auto Voice Attendant, Digital Voice Scrambler, Digital Answering Machine, Adjustable Ringer and Speaker Volumes, and expandability to multi-line and multi-handsets are all already built-in. The main feature is its long-range capabilities. The signal from your conventional cordless phone will probably lose its signal after about 1 block. The Voyage phones should easily give you a range of at least half a mile. All Voyager phones systems can easily penetrate through 15 floors of concrete and still provide a clean signal.
5-How can I improve my range?
Installing an omni-directional roof antenna will dramatically increase the range of the phone, especially if you can install it higher than most of the surrounding buildings. A yagi antenna is designed to channel the signal in only one direction and it will give you greater distance than a standard omni-directional antenna.
6-Can I connect more than one phone line into your system?
No. One base unit can accommodate only one phone line. You can have a multi-phone system by installing more base units.
7-Do I need a roof antenna?
No. It is not mandatory but it will dramatically increase the range of your phone.
7-Do I need a roof antenna?
Yes. The Voyager CL-2200XP Series phones were tested and we were able to penetrate through at least 15 floors of concrete without loosing any signal quality. All the other Voyager phone will give you the same performance, if not better.
Other Solutions :
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