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Summary of Contents for SR106

Page 1: ...g in 483 mm standard 19 in audio equipment racks or in optional Shure A30A or A105A Carrying Cases In addition the SR106 is supplied with a protective power switch cover and the SR106 2E is supplied w...

Page 2: ...Hz for separation of high and low frequency signals to power amplifiers 8 LlNE LEVEL INPUT 3 Pin Female Connector Provides balanced bridging high impedance in put connection from audio console or mixe...

Page 3: ...line cord The plug should be installed by qualified service personnel Brown lead goes to hot or live terminal blue lead to neutral terminal and greenfyellow lead to ground or earth terminal Select pr...

Page 4: ...acks 4 5 provide balanced or unbalanced connections Biamplification The principle of biamplification is to separate the high and low frequency signal components ahead of the power amplifier and to use...

Page 5: ...rity The low frequency output is in phase with the input and the phase of the high frequency output is re versed This phase relationship is consistent with the requirements of the passive 12 dB octave...

Page 6: ...wer amplifier and performing a listening test to establish that the desired compen sation has been achieved The effects of shelving the high and low frequency outputs are shown in Figures H and J resp...

Page 7: ...rsonnel Replacement Parts Parts that are readily available through local elec tronic parts distributors are not shown on the accom panying Parts List Their values are shown on the Circuit Diagram Figu...

Page 8: ...transistors the ohmmeter should be set to the 100 or 1 000 ohm scale Transistors and diodes must be removed from the circuit before testing If all conditions in the following table are met the tran si...

Page 9: ...e 3 Pin Audio LlNE LEVEL INPUT Connector Phone Jack 3 Conductor Open Circuit LlNE LEVEL INPUT and LOW and HlGH LEVEL OUTPUT Connector Male 3 Pin Audio LOW and HlGH LEVEL OUTPUT Connector 3 Pin AC MAIN...

Page 10: ...r Silicon Low Power NPN Description Q2 Q 4 0 6 1 1 86 348 1 Transistor Silicon Low Q10 Power PNP Q8 Q12 I RKC66 I 1 1 86A335 1 Transistor Silicon PNP Parts listed as RKC Kits should be ordered by that...

Page 11: ...he board per form Dc Voltage Measurements as described below to isolate the problem area AC Voltage Measurements The numbers within rectangular symbols 0on the Circuit Diagram denote the ac voltage at...

Page 12: ...SR106 2E POWER SUPPLY...

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