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Summary of Contents for Lab 12 Suara
- Page 1 Owner’s Manual suara Parallel tubes 2 x 50W Class A Power Amplifier www.lab12.gr manual v1.0 Page 1 of 10...
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Page 2: Table Of Contents
Lab12 suara 2 x 50W Class A Power Amplifier Table of Contents It is yours (page 3) Features (page 4) Installation & Placement (page 4) Suara Tubes Position (page 5) Front Panel (page 6) Rear Panel (page 7) Main connections (page 8) -
Page 3: It Is Yours
6n1p, 2x 6n2p NOS Russian driver tubes and 4 x KT150 on power stage. Suara can cooperate gratefully with any preamplifier on the market and it is the perfect match for Lab12 pre1. Suara has the ability to nail you down on your couch and make you listen all your music collection again. 50 watt of power for any pair of speakers is available but the most remarkable point is that you will receive a fluid, wide and addictive consonant sound with any choice of music style. -
Page 4: Features
Carefully put the tubes in dedicated sockets. Make sure that tubes are perfectly snap into sockets. See bellow page. Due to high power tubes design, suara’s chassis could be hot so you should never place another hot component directly near this device. Make sure that the device has enough space to ventilate. -
Page 5: Suara Tubes Position
Insert the tubes carefully in each position. All of the tubes are marked with the position number was placed during calibration and factory burn in of suara. All in box tubes are perfectly matched during calibration to achieve a perfect balanced operation. -
Page 6: Front Panel
Lab12 suara 2 x 50W Class A Power Amplifier Front Panel Suara Front panel At front panel you will see three indication LEDs and two VU meters. The three LEDs (C) indicate that the device is powered on. To the left of 3 LEDs you see a retro analog VU meter (A). You can accurately monitor the output level of left channel on dB scale. -
Page 7: Rear Panel
Lab12 suara 2 x 50W Class A Power Amplifier Rear Panel SUARA Rear panel In rear panel you will find the connection inputs and outputs. To the right side you will find an IEC AC input including a main fuse holder (C). -
Page 8: Main Connections
Always do this selection with your amplifier turned off. Notes: Suara is fully compatible with the best octal tubes (6550, KT88, KT120). You can use any of these three types of tubes with no problem. Please always set correct bias immediately after any tube change, always use matched pairs of tubes (contact lab12). -
Page 9: Bias Setting
! Make sure that all of your equipment is turned off before any connection. ! To avoid damaging your speakers you have to turn on suara some seconds after turning on your preamplifier and turn it off some seconds before turning off your preamplifier. -
Page 10: Specifications
Lab12 suara 2 x 50W Class A Power Amplifier Technical Specifications • Power: 210 - 240VAC 50Hz (110 - 120VAC 60Hz) • Power consumption: 350 VA max • Output power: 50 watt per channel (KT 150) • Frequency response: 20 Hz-25 KHz (-0.9dB) •...
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