Listen Technologies LA-350 Stereo Receiver User Manual


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139
LA-140
LT-82
Design Guide
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Supplementary
Frequently Asked Questions
Q
How many radiators can an LT-82 power?
A
Up to two radiators can be powered using an LT-82. You must use an external power
supply (LA-205) for more radiators.
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Q
How many radiators can an LA-205 power?
A
Up to two radiators can be powered using an LA-205 external power supply.
Q
What do the LEDs on the front of my radiator tell me?
A
Refer to page 57 for detailed information about the LED indicators on the front of the LA-140 Radiator.
Q
Can I turn off the LEDs on the front of my radiator and still have it function normally.
A
Yes, you can disable the LED indicators if you desire to do so. Turn SW1 on the rear of the radiator to
the OFF position. See page 56 for more information.
Q
What is the life-span of the Listen LA-140 Radiator?
A
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at approximately 8,000 hours. This is equivalent to three years of operating at eight hours per day.
Q
If one of the LEDs on a radiator fails, how many LEDs will stop working?
A
If a diode goes out, the radiator has been designed to minimize the impact on the rest of the LEDs.
Worse case, 12 diodes out of 84 stop working.
Q
If I want to mount two radiators side by side can I do this and what part to I need to order?
A
Yes this is possible and often times it is recommended. You will need to order Listen part number
LA-342. See page 77 for more information about the dual mounting bracket.
Q
I am using Non-Listen receivers with Listen LT-82 Transmitters,how do I know which channel to use?
A
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Q
I am using a non-Listen transmitter with a Listen LA-140 radiator, what do I need to know?
A
It is important that SW2 on the rear of the radiator is switched to “compatibility mode.” This will allow
the radiator to work with other manufacturers transmitters. See page 57 for more information.
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