User manual ROLLS RA163

[. . . ] DISTRIBUTION AMPLIFIER STEREO RA163 2 LEFT 1 3 4 CONFIGURATION SWITCH 1 2 RIGHT MADE IN USA www. rolls. com MONO 1 2 3 4 STEREO MONO 2X4 1X8 5 6 7 3 4 GAIN 0 dB +20 dB DISTRIBUTION AMPLIFIER PRO PLUS pwr 8 Channel Mono 4 Channel Stereo RA163 7 8 FEATURES · Stereo 4 channel or Mono 8 channel audio distribution · Front panel volume controls · Balanced inputs and outputs SPECIFICATIONS Input Impedance: Max Input Level: Output Impedance: Max Output Level: Max Gain: S/N Ratio: Frequency Response: THD: Power: Size: Weight: ROLLS CORPORATION SALT LAKE CITY, UTAH 08/09 20 K Balanced +22 dBV 100 Balanced +24 dB 20 dB >90 dB 10 Hz - 40 kHz, +/- 1 dB <. 008% 120 VAC 50-60 Hz, 15VA 19" x 1. 75" x 6. 5" (48 x 4. 5 x 17 cm) 7 lbs. [. . . ] NOTE: THIS MANUAL ASSUMES THE USER HAS A BASIC WORKING KNOWLEDGE OF AUDIO ELECTRONICS, BALANCED AND UNBALANCED CONNECTIONS, AND PROPER SIGNAL LEVEL SETTING. DESCRIPTION FRONT PANEL STEREO INSTALLATION Install the RA163 in a standard 19" rack. The unit is intended for installations where several zones or areas need to be controlled and a high level balanced signal is required to drive the input lines. SCHEMATIC XLR JACK M XLR JACK M XLR JACK M J1 J2 XLR JACK M R12 51 C11 10U Sheet 1 of 1 Date: 1 JULY 2009 POWER D5 LDSG Rev: A RA163 BALANCED DISTRIBUTION AMP -12V -12V -12V Title T1 ROLLS P/N 812 -12 +12V SW SPST +12V PLUG AC MALE J6 XLR JACK M SW2 J7 XLR JACK M PL1 +12V J8 XLR JACK M C1 503 C2 503 C3 503 C71 10U 10U 3 3 C62 10U C72 10U C81 10U 3 R64 51 51 R72 51 R74 120PF R82 R84 51 7 4560 C83 U8B U8A 5 3 P8 10K CH 8 -12 R83 1 6 2 4 10K +12 4560 R81 10K 120PF 8 51 7 C63 7 4560 4560 C73 U6B 10K +12 +12 R63 U7B 6 5 6 R61 10K 4560 U6A 4560 U7A -12 R71 10K 1 1 5 2 3 2 P6 10K 3 CH 6 CH 7 P7 10K -12 R73 10K 120PF C82 10U 2 1 4 2 8 4 1 4 8 J3 R32 51 C31 10U C41 10U 3 J4 3 C10 503 C32 10U C42 10U ROLLS CORPORATION 3 10U 3 C12 10U C21 4. 7K C4 1000UF 16V R24 51 CONFIGURATION SWITCH www. rolls. com MONO 1 2 3 4 STEREO MONO pwr 5 6 7 8 120PF 120PF +12V 2X4 1X8 7 D4 1N4001 1N4001 C18 503 U3B 10K +12 +12 U4B R13 10K U1B R23 503 +12 +12 U2B C20 D2 D3 R33 R43 C19 D1 4560 4560 4560 U3A 4560 +20dB/0dB Gain switch: Depressing this switch provides 20 dB of gain to the input signal. pwr: LED indicating the unit's power status. R31 10K 1 R11 10K 1 R21 10K 1 U1A U2A -12 -12 2 3 2 3 U4A -12 R41 10K 1 P1 10K C18 120PF 100K 4560 SERIAL NUMBER MADE IN USA www. rolls. com 120 VAC 50/60 Hz 15 VA MODEL RA163 U9A R1 -12 2 S1A DPDT 100K RISK OF ELECTRIC SHOCK DO NOT OPEN 2X4 INPUTS OUTPUTS 20 dB BOOST RISQUE DE CHOC - NE PAS ENLEVER RIGHT LEFT RIGHT LEFT STEREO R3 10K C9 120PF R9 4560 U10A R2 10K 20 dB BOOST 1 R54 -12 R17 10K R16 10K 7 7 120PF R8 +12 10K 4560 10K R5 10K R15 +12 C16 R10 10K 6 R610K 1U C6 XLR JACK F 120PF C8 102 R1810K 1U C15 XLR JACK F 120PF C14 102 R19 10K R7 10K 4560 J10 1U C25 3 C24 J9 1U C17 3 2 3 CH 5 P5 10K 4 ________________________________________________________________ U5A 1 R51 10K MONO 1 - 8, STEREO 1 - 4: Balanced XLR output jacks. C7 6 5 6 5 5 C26 -12 R53 10K 120PF U9B U10B +12 U5B INPUTS Right/Mono and Left: Balanced XLR jacks. 4560 4560 C53 7 120PF 2 3 R62 3 8 4 120 VAC 50/60 HZ 15 VA: IEC Power Connector - Connect to the power cord, and to a properly grounded AC source. 51 51 C61 4 3 2 1 4 3 2 1 C52 10U WARNING: DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER. [. . . ] Follow the silk screening on the unit for proper connection. CH 2 P2 10K CH 3 P3 10K CH 1 CH 4 5 S1B DPDT MONO 1X8 SW2 SPST 1 CIRCUIT GROUND P4 10K 2 3 2 3 Size: 6 5 6 6 5 6 5 5 Ba 8 4 8 Mono 1 - 8 / Stereo 1 - 4: These volume controls vary the level of signal for each indicated output. 8 7 C33 C43 7 7 4560 10K 10K 1N4001 1N4001 4560 4560 C13 C23 4560 503 -12V 8 Channel Mono 4 Channel Stereo RA163 Document Number: RA163. SCH 120PF 120PF MADE IN USA 5968 S 350 W MURRAY, UT 0 dB +20 dB R22 51 R4 GAIN R1451 DISTRIBUTION AMPLIFIER PRO PLUS R42 51 1 2 LEFT 3 4 1 2 RIGHT 3 4 C5 1000UF 16V R34 51 R44 51 84107 C22 10U 1 2 1 2 4 1 8 1 2 1 4 2 8 2 [. . . ]