AALogic TriTone User Manual
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Allied Analogic, Inc. 9 Copyright © 2019Gain increases the sensitivity of the amplifier. This helps when the tone is weak such asidentifying cables. Volume just makes the sound from the speaker louder. This helpful innoisy areas. If the tone is faint, increase the GAIN rather than the volume. If you can heartone but it is not loud enough, increase the VOLUME.5.2.1 SQUELCHThe Squelch feature may help when tone is present on a number of pairs andit is not easy to determine which pair has the strongest tone by listening.Always Reset the squelch when beginning to probe for pairs to ensure any toneon the pairs can be heard.• Press the [LEVEL] key until SET SQL is displayed above the [F1] keyand [F2] RST SQL is displayed.• Press [F2] to reset the squelch. This allows any tone to be heard.• Place the probe near the one pair that has strong tone and press the [F1]SET SQL.o The squelch is set and ᴠ symbol moves to the current tone level.Now only tone that is stronger than the set level will be heard.Probe for pairs that have stronger tone. Tone will only be heard ifa tone stronger than the set SQL level is present.o If more than one pair has tone, place the probe near one of pairsand press [F1] SET SQL setting a new level and retest the pairs.Repeat this process until only one pair is heard.• Pressing [F2] RST SQL at any time clears the squelch and any tones onthe pairs is heard. This is done when identifying another pair.The display will indicate received tone levels even though the speaker is silent until astronger tone is received.5.3 DSL FREQ MODEThe DSL Frequency mode allows the user to probe for one of three digital modes, HDSL,T1, VDSL. This can be used to identify potential special circuits prior to transfers orother operations.• Press [F2] Probe• Press [F2] DSL FREQ.o The Rcve XXXX screen displays the Gain, Volume, currentlyselected digital mode, and the signal level.o The bar graph shows a relative tone level from 0 to 100 and anumeric % value below the graph. These indications are useful inshowing the difference in tone level on two or more pairs or comparecoupled tone to actual tone on a pair.o Rcve mode is changed by pressing the [FREQ] key. This togglesbetween HDSL, T1, and VDSL.o GAIN or VOLUME is changed by pressing the [LEVEL] key. Thecurrently selected option has a box around the value and the selection |
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