5050_Test_Spec 电路图.pdf

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1、- ,. TESZSYECIFICATION: TL Audio IVORY 5050 COMP/PRE-AMP Ref. Num10.5 dBu then select Rl19 ra1ue. 1.1.2 COMPRESSOR GAIN. Select CaMP BYPASS OUT .(LED On) Set RV5 for 0.0 dBu. 1.1.3 HUM &. NOISE. MUTE the Output of the Signal Generator. The output value should read -80 dBu or better. 11.4 MIC INPUT.

2、Stgnalln -60 dBu to MIC XLR. MIC/LINE Switch to MIC. Set INPUT GAIN control to Maximum, Check for 0.0 dBu +1- 2.0 dBu, 11.5 MIC NOISE Return Signal In to LINE JACK, Connecl 150R resistor across MIC XLR pins 2 &. 3. Chcck for a change in 3lue of -67 dBu or better. 11.6 INSTRUMENT INPUT, Signal In a -

3、20 dBu to Front Panel Jack Socket.(Singie Pole) Set INPUT GAIN to mid-position. Chcck for a reading between I - 3 dBu, .1.1.7 90Hz Filter. Signalln 0.0 dBu lO Rear Panel LINE JACK. Signal Out from Output JACK Note ,alue vith 90Hz switeh OUT . Press 90Hz switch IN. Value should drop by -3 dBu, LeaC 9

4、0Hz $1tch OUT. RevisionHtsto Front S:rial Nuntber: 54()(x) To tl NumOOr: RadioFans.CN 收音机爱 好者资料库 - TEST SPECI.FICATION: TL Audio I.VORY 5050 COMP/PRE-AMP Ref. Number: TSSO50 (ssle 1. Page or. Too +1-03 dBu. OOIPlls +1.1 dBu, UlIi.,.oIl_ stAlcd T nWsl be p.:rf insequak, wilhclIrolsclw1g.xl i.odiI.tJ.

5、 1.1.8 DISTORTION Set Signal In to 1kHz. Set AMlyser to read 11iD+N(%) Check for a value bettcr than 0.2%. Set Signal In to 100 Hz. Set THRESHOLD & RATIO controls Clockwisc. Check for a 3lue better Ulan 2.00/0. Return Analyscr lO read dBu. 11.9 COMPRESSORrnRESHOLD. Signailn = +4.0dBu. Set THRESHOLD

6、& RATIO controls clockwisc. . Set RV4 for -9.0 dBu. 11.10 METER CALffiRATION. Set THRESHOLD control anu-clockwise. Set RV2 on Front Panel PCB for Zero dBu on Right lCiand Meter. Set THRESHOLD control clockwise. Set RATIO until reading is -2.0 dEn. Set RVI on Front Panel PCB for -6 dBu on Left Hand Meter 11.11 GAIN MAKE-UP. Set THRESHOLD anu-c(ockwisc and GMU clock1se. Check reading is 22.0 dBu +/- 2.0 dEu. 11.12 METER SEGMENTS. Set 3I1 Front Panel pots clock1sc and check that 81.1 LED scgments ilI.uminate in sequence. ) From Serial Nuntber: 54()()()I. To Sen.l Number: