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Summary of Contents for Twin Klimax

Page 1: ...L i n n Tw i n K l i m a x D u a l S p e a k e r Powe r A m p l i f i e r...

Page 2: ...with same type and rating Attention Utiliser un fusible de rechange de m me type Disconnect supply cord before changing fuse Attention Debrancher avant de remplacer le fusible Warning To reduce the ri...

Page 3: ...a third grounding prong The wide blade or the third prong is provided for your safety When the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outle...

Page 4: ...mains plug need replacing and you are competent to do this proceed as follows If you are in doubt contact your Linn retailer or a competent electrician a Disconnect the plug from the mains supply b C...

Page 5: ...1994 Absorbed emissions EN60555 2 1987 Harmonics EN60555 3 1987 Voltage fluctuations EN55020 1987 Immunity FCC Notice Note This equipment has been tested and found to comply with the limits for a Clas...

Page 6: ...mission of the publisher Printed in the United Kingdom Klimax is a registered trademark of Linn Products Limited British Registered Design Application Number 2080160 British Patent Application Number...

Page 7: ...mode 5 So what s the problem 6 Some assorted facts 7 Inside the Klimax 8 The audio circuitry 9 Output current and protection 11 4 Installation 13 Heat 13 Mains supply 15 Signal sensing 17 Inputs and O...

Page 8: ...uses the latest technology and exemplifies our constant endeavour to make ever better sounding products We are confident that the compact elegant design and the exceptional accurate performance of the...

Page 9: ...on each side of the central heat exchanger One circuit board constitutes the power supply the other the audio circuitry The compact form of the Klimax case reflects our intention to keep the audio si...

Page 10: ...heavy slow to respond inefficient causes high mains power distortion can cause electrical and acoustic noise and requires a relatively long and exposed audio path In the Klimax amplifiers we use a te...

Page 11: ...to the value needed by the electronic circuitry and provides a safety isolation barrier from the mains supply The size of a transformer reduces as its operating frequency increases so a transformer op...

Page 12: ...facturing process The second problem which is what stops most manufacturers considering switch mode for audio is the potential high frequency electrical noise or more precisely preventing the high fre...

Page 13: ...filtering than ones the size of a beer can used in other very powerful amplifiers The semiconductor switches turn on and off in about 20nS 20 one thousandth millionths of a second The overload protec...

Page 14: ...Inside the Klimax 8...

Page 15: ...ore power and sound better than our earlier monolithic and bipolar designs So what did we choose for the Klimax Twin For several years we have been designing and building power amplifiers using monoli...

Page 16: ...hree chips per channel and like the Klimax Solo the Klimax Twin is direct coupled with no capacitors in the signal path Combined with a slightly modified Klimax Solo power supply we have achieved as w...

Page 17: ...y up to a very modest and calculable limit An electrical load be it a resistor capacitor inductor heater a loudspeaker or a hairdryer takes an amount of current dependent on the voltage applied to its...

Page 18: ...simple decision making protection circuit Either the output current is safe or it s not in which case the amplifier is shut down instantly for a few seconds An unsafe output current is defined as a l...

Page 19: ...s two methods of cooling natural convection and forced air convection Both require an ample supply of air for ventilation Natural air convection cooling operates for all normal listening conditions by...

Page 20: ...e whatever your normal use is If you only ever listen at moderate level you may never notice the temperature rise above idling The high thermal mass of the case absorbs short periods of high power inp...

Page 21: ...x Twin is a high fidelity music playing amplifier not an industrial servo motor drive amplifier or an arc welder Given adequate ventilation it will operate continuously in any music or AV system at an...

Page 22: ...om the mains distortion present in the rest of the house it s to reduce how much of the mains distortion from the power amplifiers gets into the other audio components in the system Linn switch mode p...

Page 23: ...allations to be a good compromise between sensitivity to low level signals and immunity to noise However the residual hiss level from phono preamplifiers at moderate volume settings can be enough to t...

Page 24: ...ining of amplifiers This switch does not directly pass the audio signal but instead sends a control signal to distortionless solid state switches The standard output connectors are two Neutrik 4 conta...

Page 25: ...ut down entirely for a few seconds and dim the light There is no half way current limiting the amplifier can either do what is required of it or it will shut down entirely The amplifier will revert to...

Page 26: ...Vac 126VAc 200VAc 253VAc 50 60Hz Maximum input power 1000W typical operating input power 39W Standby power 18W Amplifier specification Input connectors Unbalanced switch position in WBTphono socket Ba...

Page 27: ...uV Output connectors Standard Neutrik Optional Binding posts Output power 230W rms into 4ohms 100W rms into 8ohms Load tolerance Unconditionally stable into all loudspeaker loads Harmonic distortion 0...

Page 28: ...so enable you to receive the Linn News and details of music available from Linn Records Warning Refer all enquiries to authorised retailers only Unauthorised servicing or dismantling of the product in...

Page 29: ...ed Floors Road Glasgow Scotland T 44 0 141 307 7777 F 44 0 141 644 4262 UK Helpline 0500 888909 E helpline linn co uk Internet http www linn co uk America LINN Incorporated 8787 Perimeter Park Bouleva...

Page 30: ...tors 20 Input impedance 20 Input level for clipping 21 Inputs 18 Inside the Klimax 8 Installation 13 Introduction 2 M Mains plug replacement iii Mains plugs i Mains supply 15 O Operation 19 Options an...

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