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AEV ITB302 - dual digital telephone hybrid  

   AEV Broadcast Srl  via della Tecnica 33, 40050 Argelato  (BO) ITALY 

www.aev.eu

 - mail : 

[email protected]

  

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ITB 302

              

 

 
 
 
 

Guarantee 

The equipment is warranted for a period of 2 years from the date of invoice (ex-works). The 
warranty does not cover faults provoked by carelessness, natural causes and parts subject to 

wear. In addition, the cost of labour and shipment is not covered. The warranty will be voided 
if the equipment is mishandled. 
AEV  VIA DELLA TECNICA N.33 I-40050 ARGELATO BOLOGNA ITALY WWW.AEV.eu WWW. E-
MAIL: [email protected] 

 

Feedback 

AEV welcomes your comments on our products. Your suggestions may be extremely useful to 
develop new equipment and manuals and this will be of benefit to you too! Let us have your 
comments on our products and we will be pleased to read them. 
S e n d your information by e-mail to the following address: [email protected], or send a letter 
to the AEV SERVICE Department. 
 

Technical Support 

If you require technical support, contact AEV SERVICE giving a clear and concise account of 
your specific problem. Quote the serial number of your equipment by referring to the AEV 
nameplate attached to the equipment itself as this is the most important piece of information 
to be provided. 
 

Factory Service and Repairs 

If problems arise while the equipment is being installed, consult this manual and check that 
the 
installation is being carried out properly. If the problems still cannot be solved, call the AEV 
SERVICE Department for further information. If the problem is a minor one we can a telephone 
call will probably suffice. If, on the other hand, the equipment is to be shipped to AEV for 
service or repairs. 
 No repairs will be made if the cost of shipment is charged to AEV. In this case, we will not 
accept the delivery. 
 

Shipping Instruction 

When shipping the equipment to AEV, use the original package in order to be certain that it will 
be fully protected during handling. If you need the original package, call us for a new one. 
If you ship the equipment in a different packing container, take care to provide a double 
package 
by interposing padding material between the two containers in order to fully protect the 
equipment during shipment. The package should be marked "FRAGILE" in red. 
Remember that the RMA number must be clearly visible on the package. If it is not, the 
equipment will not be accepted. 
 

SAFETY PRECAUTIONS 

IMPORTANT: 

Carefully read this paragraph as it contains important instructions concerning 

operator safety and directions regarding the installation, operation and maintenance of the 
equipment. 
Failure to observe the safety instructions and information given in this manual 

constitutes an 

infringement of the safety rules and design specifications provided for this piece of 
equipment

Futurcom declines all responsibility 

if any one of the safety rules given herein is not 

observed. 

Futurcom declines all responsibility 

if the end-user resells the product. 

Summary of Contents for ITB 3O2

Page 1: ...AEV ITB302 dual digital telephone hybrid AEV Broadcast Srl via della Tecnica 33 40050 Argelato BO ITALY www aev eu mail info aev eu 1 AEV ITB 3O2 Dual Digital Telephone Hybrid...

Page 2: ...allation is being carried out properly If the problems still cannot be solved call the AEV SERVICE Department for further information If the problem is a minor one we can a telephone call will probabl...

Page 3: ...equipment away from drops of water or sprinkling systems Never use the equipment near high heat sources or explosive material Do not introduce any extraneous matter into the equipment Do not allow ch...

Page 4: ...AEV ITB 302 5 Installation 5 General Description 6 The front panel 6 The rear panel 6 The remote control 7 On telephone lines 8 Connections to mixer and lines 8 Hanging on a line 8 Adjusting levels 8...

Page 5: ...echo canceller that allows to reduce drastically or even eliminate the feedback In this way the diaphony is improved thanks to the use of a DSP Audioconferencing allows simultaneous communication betw...

Page 6: ...which allow adjustment of the receive and send transmission levels each one fitted with a LED level display DOT mode and a trimmer to adjust line levels The following controls are located in the third...

Page 7: ...ront panel functions of the unit for the sections related to the two lines and to the general one Two buttons are located on the upper part BUZZER ON AUTOLOCK SWI TCH Successively pressed it enables o...

Page 8: ...jecting the 1 KHz test signal with the corresponding button or with a standard signal and calibrate the levels for a near zero reading on the LED meters Conference mode Once the line has been hang on...

Page 9: ...alanced and floating Impedance 600 RX Level 20 0 dBm TX Level 8 dBm Hybrid null 40 dB Full Band on urban telephon line Frequency response 230 3400 Hz Distortion 0 8 4 WIRE SECTION Impedance 600 RX Lev...

Page 10: ...10 Connections SEND 1 GROUND RECEIVE 1 GROUND 2 INPHASE 2 INPHASE 3 RETURN 3 RETURN option INSERT 1 MIC 2 GND 3 IN SIGNAL Insert 4 GND 5 OUT SIGNAL 10 dB Head 6 MIC 7 GND 8 GND 9 OUT SIGNAL 0 dB Inse...

Page 11: ...OUTPUT 9 EXPANDER OUTPUT Remote 4 Hook 2 active low TTL input internal pull up 4K7 16 Meeting 2 active low TTL input internal pull up 4K7 18 Hook 1 active low TTL input internal pull up 4K7 17 Meetin...

Page 12: ...AEV ITB302 dual digital telephone hybrid AEV Broadcast Srl via della Tecnica 33 40050 Argelato BO ITALY www aev eu mail info aev eu 12...

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