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TRA

T

ELEPHONE TO

R

ADIO

A

DAPTER

INSTRUCTION

MANUAL

Manual Revision:

2006-10-31

Software Version:

4.2 & Higher

1

1
2
3
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Summary of Contents for TRA

Page 1: ...LEPHONE TO RADIO ADAPTER INSTRUCTION MANUAL Manual Revision 2006 10 31 Software Version 4 2 Higher 1 American Communication Systems Discover the Power of Communications TO ORDER VISIT http www ameradi...

Page 2: ...e 2 Band Width Motorola Two Tone 1 3 Band Width General Electric Two Tone 1 6 Band Width Reach 1 7 COR Click Counter 1 9 Click Timeout 0 9 seconds Outputs Ringing Output 33 Hz 70V RMS Ringing Period 2...

Page 3: ...rity is set by selecting polarity of squelch diode D3 using JU7 Resistor R88 can be changed to provide more or less current Do not conflict with grey lead This lead is not necessary for the TRA to fun...

Page 4: ...ndicating to the user that he can now give a voice message The user can stay on line at this point and talk to the unit they called provided they called a talk back paging portable If the user called...

Page 5: ...f decoding a phone number in order to reset the deadbeat disable feature 3 2 Connect Disconnect ANI The Automatic Number Identification locations contain the connect and disconnect ANI sequences There...

Page 6: ...a channel with an interconnect for TRA to Landline conversations Front Porch Lead In Delay This determines the period of time the TRA will wait with no modulation after applying PTT and before encodin...

Page 7: ...to the next channel or the Least Significant Bit LSB of a binary address See installation section for the Violet Wire This can be wired to the channel advance button on many synthesized radios or to...

Page 8: ...ram the connect ANI with the number 12A it would be necessary to enter the following sequence 1 2 flash 2 flash 04 4 3 Programming the Memory Dial Numbers Press and hold it down while taking the phone...

Page 9: ...ull between a low frequency howl and a high frequency howl Set the hybrid balance pot in the quiet zone between the two howls then turn back down the receive input and the ear piece levels according t...

Page 10: ...is needed The horn transistor Q10 is a VMOS power FET and provides a momentary ground to honk the horn for the time programmed in Horn Period Channel Scanning There are two types of channel scanning o...

Page 11: ...CODES TIMINGS TONE CODE EUROPEAN FIVE SIX TONE FREQUENCIES IN HZ MOTOROLA NUMBER DIGIT EEA CCIR ZVEI DZVEI DDZVEI NATEL EIA MODAT TONE 0 0 1981 1981 2400 2200 2400 1633 600 637 5 TONE 1 1 1124 1124 1...

Page 12: ...11 11 11 11 23 23 23 24 24 25 34 34 35 46 2 22 22 22 22 22 13 13 13 14 14 15 22 22 22 22 22 22 43 43 53 64 3 33 33 12 12 12 33 33 33 41 41 51 33 33 33 42 42 52 33 33 33 56 4 44 12 44 15 21 44 31 31 4...

Page 13: ...ONE 1 A C 2 C A 3 B D 4 D B 5 A D 6 D A 7 A E 8 E A 9 B E 0 E B TABLE 11 REACH TWO TONE SINGLE TONE PAGING FREQUENCIES TONE GROUP A GROUP B GROUP C GROUP D GROUP E NUM CHN FREQ CHN FREQ CHN FREQ CHN F...

Page 14: ...ble 4 C Time 1 0 000 9 999 seconds Enter the desired time for the first tone This separate timing makes possible a preamble tone If nothing is entered industry standard timings will be used D Time 2 0...

Page 15: ...t Dialing Time 0 0 9 9 seconds The amount of time PTT will remain up between entries F VOX Hold Timer 0 9 seconds Amount of time that PTT will remain open on an unmodulated signal Recommended 5 to 8 s...

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