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TEMA TELECOMUNICAZIONI SRL 

                           

Audio Amplifier AD301R

 

MAS-AD301R-REV01EN 

 

 

Page 4 of 12

 

 

 

 

1.

 

PRESENTATION OF THE AD301R AUDIO AMPLIFIER ............................................................. 5

 

2.

 

MAIN FEATURES.............................................................................................................................. 5

 

3.

 

PARTS COMPRISING THE SYSTEM (PACKING LIST) .............................................................. 6

 

4.

 

TECHNICAL SPECIFICATIONS ...................................................................................................... 6

 

5.

 

OPERATION ...................................................................................................................................... 7

 

6.

 

DESCRIPTION OF THE CONNECTION TERMINALS.................................................................. 8

 

7.

 

INSTALLATION EXAMPLES ........................................................................................................... 9

 

7.1.

 

Basic connection of the speakers ....................................................................................... 9

 

7.2.

 

Basic connection with 4 horn speakers ............................................................................ 10

 

7.3.

 

Basic connection with use of the AA-10/PA and AA-11/PA interfaces to send 

announcement from telephone/PBX.................................................................................................. 11

 

7.4.

 

Connection with different power speakers on the 100V speaker line ............................ 12

 

 

INDEX 

    PAGE 

Содержание AD301R

Страница 1: ...ave not supplied 2 The device has been carefullly manufactured and tested In any case the product is not recommended for use in situations in which incorrect operating may result in damage to persons and or property 3 We recommend that you carefully read all this manual before starting to use the device 4 Do not expose the device to sunlight and protect it from sources of heat dust humidity and ch...

Страница 2: ...39D3 AD330 15T AD330 35T AD330 40T AD332 60T AD333 30T AD334 10T AD335 10T AD335 20T to which this declaration relates is in conformity with the essential requirements and other relevant requirements of the R TTE Directive 1999 5 EC The product is in conformity with the followings standards and or other normative docu ments HEALT SAFETY EN 60950 1 2006 A11 2009 A1 2010 A12 2011 EN 62311 2008 EMC E...

Страница 3: ...ycling tech niques Specific treatment for WEEE is indispensable in order to avoid the dispersion of pollutants and other hazard ous substances into the waste stream while recycling leads to reduction of disposal of waste and the nega tive impacts on environment and human health That is priority is given to reuse of WEEE in its components subassemblies and consumables As the final holder the user h...

Страница 4: ...4 TECHNICAL SPECIFICATIONS 6 5 OPERATION 7 6 DESCRIPTION OF THE CONNECTION TERMINALS 8 7 INSTALLATION EXAMPLES 9 7 1 Basic connection of the speakers 9 7 2 Basic connection with 4 horn speakers 10 7 3 Basic connection with use of the AA 10 PA and AA 11 PA interfaces to send announcement from telephone PBX 11 7 4 Connection with different power speakers on the 100V speaker line 12 INDEX PAGE ...

Страница 5: ...ting systems or as an auxiliary amplifier to create a PA Paging System by connecting it to one of the line outputs of a more performing model For example AD301R is equipped with a mixer DSP ducking and 2 audio cascade outputs for connecting other amplifiers usually two more AD301R 2 MAIN FEATURES The main features of AD301R are Extreme simple to install and use Self resetting thermal protection in...

Страница 6: ...30WRMS on 4Ω 16VDC Maximum speaker line length 30 mt 4Ω load 200 mt 100V line with optional AD320 30 transformer Maximum efficiency 82 90 Minimum load impedance 4Ω Frequency response 80Hz 15 KHz with equalizer trimmer in flat position 30Hz 20 KHz with appropriately adjusted equalizer trimmer S N ratio Better than 90dB 20Hz 20 KHz Total harmonic distortion 0 05 1W 1KHz 68 dB 2nd harmonic 78 dB 3rd ...

Страница 7: ...trol so that a ste reo source can also be correctly distributed There are two LEDs Power indicating the powered system and Level which provides a visual indication of the audio signal output to the speakers The Level LED flashes following the audio from when the output signal is approximately at 20dB with respect to the maximum undistorted power meaning about 10 distortion it is steady for signals...

Страница 8: ... connect a stereo source by connecting the R channel here 14 GND Audio signal Ground Note When using several speakers on the same line it is essential to connect them all with the same po larity to avoid phase inversions that attenuate the reproduction of medium low tones Note It is advisable to use the AA 39D3 power supply It is possible to use the AA 39D1 power supply obtaining however half the ...

Страница 9: ...Ω impedance connected in parallel and in the same polarity to the SPK outputs of terminals 4 and 5 The system is powered by the AA 39D3 power supply able to deliver a maximum current of 3 5A at 12VDC Note that the connection of the speakers in parallel could be the model AD333 30T reduces the total impedance of the speaker system to 4Ω that however is perfectly suited to the output impedance of AD...

Страница 10: ...hem all in parallel Keep in mind that if on one side the emitter surface increases the number of speakers on the other the impedance obtained by the new connection mode does not allow to exploit all the power that can be supplied by the amplifier but only half in fact the impedance of the connected group results at 8Ω To obtain a higher sound output it might be advisable to use horn loudspeakers i...

Страница 11: ...face will make it possible for all internal appropriately enabled users of the PBX to spread a warning message by engaging the line where AA 10 PA is connected and starting to speak Upon re hooking the message will be released If an internal analog extension of the PABX will be used instead of the analog trunk the AA 11 PA interface must be used The operator can then broadcast warning messages in ...

Страница 12: ... the line By connecting a 5W speaker to the 100V line will be reached a certain sound intensity using a 10W speaker will be more power intensity All our loudspeakers are equipped with a commutator selector or several connection terminals in order to pick up different power levels from the line and adapt the sound intensity to the area that has to be sounded The important thing is not to exceed the...

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