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SINGLE-ENDED INPUTS

These RCA connectors accept single-ended inputs from preamplifiers with
single-ended (RCA) outputs.

Connect the left-channel single-ended outputs of your preamplifier to the
left-channel single-ended input on the AMP. Repeat for the remaining
channel(s).

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Summary of Contents for AMP2

Page 1: ...PR O C E E D AMP 2 AMP 3 Power Amplifiers...

Page 2: ...en closure that may be of sufficient magnitude to constitute a risk of electric shock to per sons The exclamation point within an equilateral triangle is intended to alert the user to the presence of...

Page 3: ...assistance 3 AC extension cords are not recommended for use with this product If an extension cord must be used be sure it is an approved type and has sufficient current carrying capacity to power thi...

Page 4: ...Madrigal Audio Laboratories thank you for choosing the Proceed power amplifier A great deal of effort went into the design and construction of this precision device Used properly it will give you many...

Page 5: ...Front Panel 12 Rear Panel 13 Remote turn on tip polarity 14 Bridged Operation 17 Bridging Explained 17 Balanced Bridging 17 Balanced Bridging Kit 17 Balanced Bridged Input Connection 18 Single Ended...

Page 6: ...of the AMP must be kept free from any obstruction which would reduce the flow of air through the unit The best rule of thumb is this if the top of your AMP is too hot to touch when idle it needs bett...

Page 7: ...aler AMP bottom panel label WARNING BEFORE ATTEMPTING TO OPERATE THIS DEVICE REFER TO OWNER S MANUAL FOR PROPER OPERATING INSTRUCTIONS AND SAFETY PRECAUTIONS HAZARDOUS VOLTAGE AVAILABLE INSIDE DISCONN...

Page 8: ...s both balanced XLR and single ended RCA inputs with a small switch between the two con nectors to select between them Using these switches select the appropriate input for each channel given your int...

Page 9: ...ht the amplifier is either not receiving AC power or its pro tection circuitry has been engaged 7 SLOWLY RAISE THE VOLUME ON YOUR PREAMPLIFIER Congratulations Y ou should now be able to enjoy your fav...

Page 10: ...elds an optimal environment in which the amplifier may operate to its maximum potential Balanced inputs Each channel of your AMP is individually configurable to receive either balanced or single ended...

Page 11: ...peakers As you can see from this list there is nothing about the Home THX amplifier specification that is particularly radical It simply ensures a certain minimum standard of performance In particular...

Page 12: ...l unit such as the PAV PRE or even the CDP Power consumption in standby mode is extremely small just a few watts for the circuitry which controls the turn on procedure Note that if the amplifier has b...

Page 13: ...ont outputs input select channel 3 left when viewed from the front outputs input select channel 2 center when viewed from the front 1 2 3 4 5 6 7 Rear Panel Caution Turn the volume on your preamplifie...

Page 14: ...r to the fol lowing table for replacement values AMP 2 AMP 3 100V to 120VAC 8 amp 12 amp 200V to 240VAC 4 amp 6 amp Caution ALWAYS remove the AC cord before removing the fuse 4 SPEAKER BINDING POSTS T...

Page 15: ...that the ap propriate output pin connects to the equivalent input pin If you are planning to use balanced connections between your preamplifier and any particular channel of the AMP select the balance...

Page 16: ...nnectors accept single ended inputs from preamplifiers with single ended RCA outputs Connect the left channel single ended outputs of your preamplifier to the left channel single ended input on the AM...

Page 17: ...imped ance loudspeakers 8 or higher that have a greater need for voltage than for current It is not recommended for low impedance loudspeakers as the speaker s impedance is split by the two halves of...

Page 18: ...er using a balanced input signal follow these steps 1 DISCONNECT YOUR AMPLIFIER FROM EVERYTHING Start with your amplifier totally disconnected from inputs outputs and AC power It is always best to pow...

Page 19: ...on preserves the polarity of the signal sent to the loudspeaker In practice the most important thing is to be con sistent throughout the system as inconsistency will result in out of phase loudspeaker...

Page 20: ...e circuit that includes the loudspeakers Important Do not attempt to operate your amplifier in a bridged mode without first strapping the black output terminals together Failure to establish a common...

Page 21: ...RE ACROSS TWO SIDE BY SIDE RED OUTPUT TERMINALS In this case you may use either the upper or the lower red output terminals Connect the positive red binding post of your loudspeaker to the red out put...

Page 22: ...ific to the loud speaker in question In general however biamping is done in one of two ways active biamplification or passive biamplification Active biamping refers to the presence of an active electr...

Page 23: ...biamping illustrated above refers to the practice of using a single stereo amplifier for each loudspeaker say an AMP 2 driving each loud speaker Vertical biamping allows the amplifier to be placed ext...

Page 24: ...a soft cloth Dampen the cloth with alcohol first and then lightly clean the surface of the amplifier with the cloth Do not use excessive amounts of alcohol that might drip off the cloth and into the...

Page 25: ...authorization must first be obtained by either calling or writing the factory prior to shipping the component The factory will pay for return shipping charges only in the event that the component is...

Page 26: ...nd the Madrigal Technical Services Department locate and repair the difficulty as quickly as possible A copy of the original bill of sale will serve to verify warranty status Please include it with th...

Page 27: ...at idle AMP 3 Mains voltage determined by the needs of country for which the unit was manufactured cannot be reset by dealer or user Overall dimensions See Dimensions Shipping weight 47 lbs 21 4 kg f...

Page 28: ...imensions AMP 2 16 0 98 4 45 4 33 a m p 17 25 4 45 1 00 14 25 2 00 2 0 98 16 toroidal transformer toroidal transformer channel power amplifier p o w e r 0 8 0 8 0 325 0 325 L U C A S F I L M PR O C E...

Page 29: ...AMP 3 L U C A S F I L M 0 325 0 325 a m p 3 channel power amplifier 16 0 98 4 45 4 33 17 25 4 45 1 00 14 25 2 00 0 98 16 toroidal transformer toroidal transformer toroidal transformer p o w e r 0 8 0...

Page 30: ...n U S A PR O C E E D R is a registered trademark of Madrigal Audio Laboratories Inc a Harman International company Madrigal Audio Laboratories Inc 2081 South Main Street P O Box 781 Middletown Connect...

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