Pioneer TAD-R1 User's Manual
Contents
1. TAD Reference One TAD R1 Speaker system Owner s Manual BEFORE YOU START Contents INTRODUCTION rere 4 CONNECTING THE LOUDSPEAKERS 12 NEED NASON Y 4 Single Wire Connections sssese 12 TAD Reference One Description 4 Bi Wire Connections eseeeeeeeeeeee 13 About The Manual And Warranty 4 Bi Amplification Connections 14 Vertical Bi Amping sseseessse 14 TECHNOLOGY Loescsixeudier veau eres hecdenecsennes 5 Horizontal BI AMPING 15 Beryllium Diaphtaeoff s etecescronteetter te atescoretae 5 ac 5 OPTIMIZING THE SYSTEM 16 Ix DIVO 6 Improving Bass Performance 16 CST Mounting CONS IUCN OM ass eren metet 7 Improving INMAGIC sssini 16 Bass Enclosure Construction 7 Final UTA Za NOM psccctssectteenscaniederscentuasceesee 16 C Mace c Q 7 Endosute Finishes rcc 7 LOUDSPEAKER CARE n 17 INSTALLATION AND PLACEMENT 9 SPECIFICATIONS issascissniuussisn ck2L Id cjr in 18 EST ED IAS Me On THUS ueritas DEAR CUSTOMER entes 19 Installing The Spikes esses 9 Removing The Grille Covers 9 Choosing Where To Place The Loudspeakers 10 Parts include2. of the natural wood used in its enclosure Note that the color and pattern of the wood is slightly different for each unit TAD Reference One Owner s Manual 7 jJ INSTALLATION AND PLACEMENT Caution About installation This unit is sold with the understanding that it is to be installed by a properly trained and equipped specialist All matters concerning installation and mounting should be handled by specialists or by your local dealer Pioneer waives all responsibility for damages to this unit as the result of improper installation mounting improper use remodeling alteration and natural disasters Caution About the placement of this unit This product weighs 150 kg 330 Ib Make sure that you place this product upon a surface that can easily sustain this weight Additionally note that when using spikes each spike supports some 50 kg 110 Ib and as such may cause damage to flooring underneath a carpet or other surfaces To avoid causing such damage be sure to place a sufficiently large and strong cushion underneath each spike As a precautionary measure be sure to not place the unit anywhere where it might fall on a sleeping individual in the event of an earthquake Concerning The Placement Of This Unit There is an aluminum plate attached to the bottom of the unit s cabinet It can be placed normally upon a flat surface This unit comes with two types of spikes that you can use to adjust the unit to the
3. specific network Take care to connect both wires to the amplifier terminals and both wires to the amplifier terminals Pre Amplifier rear OUTPUT one channel shown Y Adaptor Not supplied Amplifier rear SPEAKERS OUTPUT Terminal Panel TAD Reference One Figure 10 Connecting a TAD Reference One loudspeaker in a vertical bi amplified system 14 TAD Reference One Owner s Manual Horizontal Bi Amping With this configuration you may use different stereo amplifiers for the low and high frequency sections of the loudspeaker e g tube amplifiers for high frequency and solid state for low frequency Each channel of one amplifier drives the low frequency section of each loudspeaker and each channel of the other amplifier drives the high frequency section as shown in Figure 11 This method requires that both amplifiers have the same gain otherwise an imbalance will be heard between the low and high frequency reproduction from the loudspeaker If in doubt please consult your TAD dealer Pre Amplifier rear OUTPUT OUTPUT one channel shown Y Adaptor Not supplied Amplifier Amplifier rear l rear l Use for high frequencies Use for low frequencies SPEAKERS OUTPUT SPEAKERS OUTPUT one channel shown one channel shown TAD Reference One Figure 11 Connecting a TAD Reference One loudspea
4. will produce a very dry lifeless sound and require lots more power to drive the loudspeakers to adequate sound levels The optimum is somewhere in between Avoid hard unbroken parallel walls especially side walls as these impart strong flutter type echoes and will have a bad influence on the imaging Try and break up long expanses of walls with drapes wall hangings or bookshelves and try not to introduce too much asymmetry into the room layout as this will also affect the imaging LOUDSPEAKER CARE Fach TAD Reference One loudspeaker has a polymer finish that requires care similar to a grand piano For accumulated dust and fingerprints simply wipe the cabinet with the included cleaning cloth N CAUTION Do not use any cleaners or polishes on the cabinet or grille In areas of high humidity use a dehumidifier and in areas of excessive dryness use a humidifier to adjust the room s humidity level Avoid exposure to direct sunlight and do not install in areas near by heating appliances Conditions considered unpleasant by humans are detrimental to speakers as well Providing a comfortable environment for the speakers will assist them in demonstrating their best performance Please maintain the usage environment as follows Temperature 15 C to 25 C Relative Humidity 35 to 65 winter 40 to 70 summer When using room air conditioners or stoves to rapidly cool or heat room spaces take precautions to
5. 40 U S A TEL 800 421 1404 PIONEER ELECTRONICS OF CANADA INC 300 Allstate Parkway Markham Ontario L8R OP2 Canada TEL 1 877 283 5901 PIONEER EUROPE NV Haven 1087 Keetberglaan 1 B 9120 Melsele Belgium TEL 03 570 05 11 PIONEER ELECTRONICS ASIACENTRE PTE LTD 253 Alexandra Road 04 01 Singapore 159936 TEL 65 6472 7555 PIONEER ELECTRONICS AUSTRALIA PTY LTD 178 184 Boundary Road Braeside Victoria 3195 Australia TEL 03 9586 6300 PIONEER ELECTRONICS DE MEXICO S A DE C V Blvd Manuel Avila Camacho 138 10 piso Col Lomas de Chapultepec Mexico D F 11000 TEL 55 9178 4270 K002 A En lt SRB1341 A gt
6. are subject to change without notice The TAD logo is a registered trademark of Technical Audio Devices Inc 21 1 2 in Wi mm a 50 7 8 in 1293 mm Figure 12 Overall dimensions of the TAD Reference One loudspeaker 921 Lain 21 13 16 in 554 sin i DEAR CUSTOMER Selecting fine audio equipment such as the unit you ve just purchased is only the start of your musical enjoyment Now it s time to consider how you can maximize the fun and excitement your equipment offers This manufacturer and the Electronic Industries Association s Consumer Electronics Group want you to get the most out of your equipment by playing it at a safe level one that lets the sound come through loud and clear without annoying blaring or distortion and most importantly without affecting your sensitive hearing Sound can be deceiving Over time your hearing comfort level adapts to higher volumes of sound So what sounds zormal can actually be loud and harmful to your hearing Guard against this by setting your equipment at a safe level BEFORE your hearing adapts To establish a safe level Start your volume control at a low setting Slowly increase the sound until you can hear it comfortably and clearly and without distortion Once you have found a comfortable sound level Set the volume control and leave it there We Want You Listening For A Lifetime Taking a minute to do this now will help to prevent hearing damage
7. avoid excessive dehumidification Do not try to force a low powered amplifier to produce loud volumes of sound the amplifier s harmonic distortion will be increased and you may damage the speaker TAD Reference One Owner s Manual 17 SPECIFICATIONS Model Name TAD Reference One Model No TAD RI Design 3 way vented box Drive units Dass ublVel asiarra 25 cm 10 in cone x2 Midrange DWeelel ssnzcesneseyenctavsxcessaters concentric 16 cm 6 2 in cone 3 5 cm 1 8 in dome Performance Data Frequency Range 21 Hz to 100 kHz 10 dB 25 Hz to 20 kHz 3 dB frontal average response Crossover Frequencies 250 Hz and 2 kHz Amplifier Requirements 50 W to 300 W Sensitivity 90 dB 2 83 V and 1 m anechoic conditions Maximu COE DH aenean R 115 dB Nominal Impedance 4 ohms minimum 4 1 ohms Physical Data b sce 150 kg 330 Ib Dimensions a rere ere 1293 mm 50 8 in AE Does OEE EEE 554 mm 21 19 16 in PSU O AE 698 mm 27 1 2 in 18 TAD Reference One Owner s Manual Supplied accessories Guide to unpacking unit Attached to exterior of packaging Accessory kit e Cleaning cloth x 1 e Shorting links x 2 e Cone shaped spikes x 3 e Round spikes x 3 e Hex wrench x 1 This Owner s Manual x 1 Note Included parts may vary slightly by region The specifications and construction details in this and related TAD publications
8. d Check that the following items are located in the accessory kit e Shorting links x 2 Cone shaped spikes x 3 Round spikes x 3 Cleaning cloth x 1 e Hex wrench x 1 This Owner s Manual x 1 Guide to unpacking unit x 1 Attached to exterior of packaging Note Included parts may vary slightly by region TAD Reference One Owner s Manual WAND INTRODUCTION TAD History Founded in 1975 Technical Audio Devices TAD has continued to stand at the frontier of cutting edge sound technology maintaining a well established tradition of creating high performance speakers for professional use TAD products are designed crafted and produced with strict adherence to the most rigorous standards demanded by musicians and professional audio system designers around the world TAD loudspeaker components are found in studio monitors sound reinforcement systems public address and concert hall speakers cinema theater audio systems and many other applications that require the highest quality sound reproduction With this high standard of quality world class recording studios rely on TAD components for original recordings and digital remastering of audio performances In recent years TAD has met the demand for high quality home audio speakers by delivering world class audio components that carry the TAD pedigree into the home 4 TAD Reference One Owner s Manual TAD Reference One Description The TAD Refer
9. ence One loudspeaker is a breakthrough product for the home audio market and represents the culmination of over 30 years experience in developing class leading loudspeakers for the professional studio monitoring environment Central to the performance of the TAD Reference One loudspeaker is the Coherent Source Transducer CST a concentric unit featuring TAD s unique beryllium diaphragm design Beryllium is used for both the tweeter dome and the midrange cone to provide a point source radiator covering the frequency range from 250 Hz to 100 kHz The CST is supplemented by dual 25 cm 10 in bass drivers enclosed in structurally inert cabinet The result is a very wide band resonance free monitor loudspeaker of the highest quality About The Manual And Warranty To obtain optimum performance from this product please carefully read the remaining pages of this owner s manual along with manuals of other components in your system To register for warranty support please fill out and mail the enclosed warranty card TECHNOLOGY Beryllium Diaphragms Fach TAD Reference One loudspeaker features proprietary beryllium manufacturing technology for the midrange and tweeter diaphragms The lightest and most rigid metal available for diaphragms beryllium performs with strength and damping characteristics unmatched by any of the materials currently used in high end audio loudspeaker manufacturing as shown in Figure 1 Beryl
10. g posts bass driver specific network Then connect a second set of wires to the top binding posts CST specific network Next connect both sets of wires to the appropriate terminals on your amplifier Take care to connect both wires to the amplifier terminals and both wires to the amplifier terminals as shown in Figure 9 Amplifier rear SPEAKERS OUTPUT one channel shown Terminal Panel TAD Reference One Figure 9 Connecting a TAD Reference One loudspeaker in a bi wired system TAD Reference One Owner s Manual 13 Bi Amplification Connections Bi Amplification allows the best performance from the T AD Reference One loudspeaker by using dedicated amplifiers for low and high frequency sections There are two possible configurations commonly referred to as horizontal and vertical bi amping WARNING Remove the shorting links before connecting speaker cables in bi wiring connections Failure to do so may result in damage to your amplifiers Vertical Bi Amping With this configuration identical stereo amplifiers are used for each loudspeaker One channel of each amplifier drives the low frequency section and the other channel drives the high frequency section as shown in Figure 10 Connect one set of wires and amplifier channel to the bottom set of binding posts bass driver specific network Then connect a second set of wires and the other amplifier channel to the top binding posts CST
11. it Figure 6 Removing the grille from the TAD Reference One loudspeaker TAD Reference One Owner s Manual 9 Choosing Where To Place The Loudspeakers Loudspeaker placement within the listening room will have a great impact upon the total performance of TAD Reference One loudspeakers in terms of bass performance tonal accuracy and imaging All rooms are different and so this section is intended as a guide only Experimentation in your room will yield optimum results Begin by placing the rear of the loudspeakers approximately one to two feet in from the front walls and the sides one to two feet in from the side walls of your listening room as shown in Figure 7 Your listening position should be roughly equal to the distance between the two loudspeakers Also turn the loudspeakers inward so each axis points toward the listening position Next connect the audio system as described in CONNECTING THE LOUDSPEAKERS on the next page Then optimize the loudspeaker placement as described in OPTIMIZING THE SYSTEM on page 16 WARNING Keeping the spikes inserted can cause damage to the bottom of the unit in the event that you move N the loudspeaker Be sure to remove the spikes before moving the loudspeaker to another location In order to protect the bottom of the unit from damage when moving the loudspeaker you should place a thick cloth or mat beneath the system before moving it to a new location 10 TAD Reference One Owner s Manual 12 i
12. ker in a horizontal bi amplified system TAD Reference One Owner s Manual 1 5 OPTIMIZING THE SYSTEM Improving Bass Performance Select a music track with well recorded bass such as acoustic string bass Listen for all the bass notes having roughly equal level If any notes jump out at you more strongly than others try moving the TAD Reference One loudspeakers until you get the most even progression of the notes Typically moving them towards the walls will increase low bass output but can result in more unevenness higher up the musical scale Moving them closer to the side walls will not produce the same effect as moving closer to the back wall so try experimenting moving both ways for the most pleasing sound Also listen to drum sounds The kick drum should sound tight and fast without low frequency boom Changes in loudspeaker position of as little as a few inches can have a large effect upon bass performance so take time and try many positions A useful tip to speed up the process is to have a partner move around the room while talking Listen to where the voice sounds most natural without added chestiness and position the loudspeaker in that location Improving Imaging Now select music with a strong center image Listen for that image to be exactly centered between the loudspeakers and to be well focused If the image is unclear and spreads wide the side walls are probably creating strong reflection
13. lium s combination of light weight and exceptional strength enables diaphragm resonance to be pushed far beyond the operating band of its drive units This produces near perfect piston behavior in the speakers resulting in cleaner sound and greater accuracy of reproduction Velocity m s 18 000 B Aluminum 16 000 Beryllium 14 000 Boron Alloy 12 000 e Ceramic Carbon 10 000 Ceramic Graphite 8 000 _ x Paper 6 000 xe x Titanium 4 000 2 000 ok 0 0 005 0 015 0 025 Inner Loss Figure 1 Velocity properties of beryllium and other materials CST The heart of the system is the Coherent Source Transducer CST shown in Figure 2 The tweeter diaphragm is mounted concentrically within the apex of the midrange cone and provides a point source of sound from 250 Hz to 100 kHz It is time coherent due to the shallow midrange cone profile made possible by the superior strength of beryllium and produces a superbly controlled radiation pattern CST ensures a perfect spectral balance between the direct and reflected sounds that arrive at the listener s ears providing a more consistent sound throughout the listening room and improved imaging capability Figure 2 The TAD Reference Ones Coherent Source Transducer TAD Reference One Owner s Manual 5 Bass Drivers The foundation of the TAD Reference One loudspeaker is the bass drivers as shown in Figure 3 The driver cones are constructed from a tri laminate of fr
14. n to 24 in 305 mm to 610 mm Left Right TAD Reference One TAD Reference One D E YSN 12 in to 24 in 12 in to 24 in 305 mm to 610 mm 305 mm to 610 mm Listening Position e g on couch e Distance A must be greater than distance B e Each TAD Reference One is turned toward listening position Figure 7 Placement ofa pair of TAD Reference One Loudspeakers for stereo music listening TAD Reference One Owner s Manual 1 1 jm CONNECTING THE LOUDSPEAKERS Single Wire Connections For single wire connections connect the high and low frequency sections of the crossover network with the shorting link that was included with this unit then connect the wire from your amplifier to either red binding post and the wire from your amplifier to either black binding post as shown in Figure 8 Amplifier rear SPEAKERS OUTPUT Teraina Panel one channel shown One TAD Reference Figure 8 Connecting a TAD Reference One loudspeaker in a single wired system 12 TAD Reference One Owner s Manual Bi Wire Connections In a bi wiring connection you independently plug in the loudspeakers running from the amp to their respective high and low frequency plugs This results in the CST driver and bass drivers being independently connected directly to the amplifier offering you the freedom to optimize the cable type for each of the drivers Connect one set of wires to the bottom set of bindin
15. ng The bass reflex port was modeled after the design concept of the TAD compression driver and horn resulting in the reduction of wind noise for clear deep bass In order to fully realize the drive unit s potential the drivers are securely mounted to the enclosure and the enclosure is slanted at a four degree tilt back optimizing the unit s center of balance The 150 kg 330 Ib mass of this system produces a correspondingly powerful bass sound that is both clean and subtle The teardrop shape both reduces sound diffraction allowing for excellent acoustics and also serves to eliminate unnecessary resonance and internal standing waves Crossover Networks The crossover networks use only the finest components Air cored coils noninductive resistors and film capacitors in the signal path are all carefully chosen and optimized for the CST driver to provide the greatest transparency to the signal The bass drivers use laminated steel core inductors for highpower handling and low saturation All components are built on high grade glass epoxy printed circuit boards with thick copper traces to ensure stability and repeatability of performance Enclosure Finish The enclosure features rare elegant natural wood that is treated with a transparent finish Its surface has a beautifully polished mirrored finish the result of the meticulous painstaking work of skilled craftsmen This product is designed to elicit the full potential
16. ont and rear woven aramid fibers that sandwich a foamed acrylic core This provides enormous strength to the cone in order to resist any flexing due to the high forces exerted during loud bass passages To achieve high drive linearity the motor structure employs short coil and long gap geometry Faraday shorting rings and a novel flux path for even lower distortion Combined with advanced spider and BASIE E A eel ete multi roll surround design the bass driver has over 30 mm 1 25 in of linear drive capability as shown in Figure 4 Excursion mm Figure 4 BL versus excursion for the TAD Reference One s bass driver 6 TAD Reference One Owner s Manual CST Mounting Construction The CST driver is mounted into an extremely firm enclosure that features a headboard specially formed to optimize the sound emitted from the driver To further enhance the performance ISO Drive technology is used to mechanically isolate the CST driver from its mounting This greatly reduces the mechanical energy that is the source for enclosure vibration resulting in reduced delayed resonances and improved resolution of fine detail Bass Enclosure Construction The enclosure of the TAD Reference One s bass drivers features a frame of 21 mm 0 9 in thick laminated birch plywood supported by a CNC processed plywood back board spine up to 137 mm 5 7 in thick clad with 50 mm 2 in curved side panels created by high frequency heati
17. or loss in the future After all we want you listening for a lifetime Used wisely your new sound equipment will provide a lifetime of fun and enjoyment Since hearing damage from loud noise is often undetectable until it is too late this manufacturer and the Electronic Industries Association s Consumer Electronics Group recommend you avoid prolonged exposure to excessive noise This list of sound levels is included for your protection dB Level Example 30 Quiet library or soft whispers 40 Living room refrigerator or bedroom away from traffic 50 Light traffic normal conversation or quiet office 60 Air conditioner at 20 feet or sewing machine 70 Vacuum cleaner hair dryer or noisy restaurant 80 Average city traffic garbage disposals or alarm clock at two feet The following noises can be dangerous under constant exposure 90 Subway motorcycle truck traffic or lawn mower 100 Garbage truck chain saw or pneumatic drill 120 Rock band concert in front of speakers or thunderclap 140 Gunshot blast or jet plane 180 Rocket launching pad Information courtesy of the Deafness Research Foundation Published by Technical Home Audio Copyright 2006 Technical Audio Devices Inc All rights reserved TAD Reference One Owner s Manual 19 PIONEER CORPORATION 4 1 Meguro 1 Chome Meguro ku Tokyo 153 8654 Japan PIONEER ELECTRONICS USA INC P O BOX 1540 Long Beach California 90810 15
18. s Try moving the loudspeakers closer together to reduce this effect If this brings them too close try instead toeing in the loudspeakers so that the axis crosses in front of the listening position Because of the superior off axis 16 TAD Reference One Owner s Manual performance of the CST driver the strength of the side wall reflections will be reduced and at the same time the image will be stabilized and focused Now listen to music with well recorded acoustics Check that the image is wide and deep Limited depth suggests that the speakers are placed too close to the front wall Try moving them forward Final Optimization You may find that as you move the loudspeakers to optimize one aspect of performance another worsens for example trading improved image accuracy for poorer bass response If this occurs try moving your listening position Bass response is governed strongly by both loudspeaker and listening positions whereas imaging is mostly determined by the loudspeaker position Therefore you may find that if optimizing for imaging compromises bass then changing the listening position will bring back bass performance The room characteristics will also have a profound influence upon the sound Live rooms with few soft furnishings and hard floors will impart an artificial sense of spaciousness to the sound but reduce the intimacy and accuracy Overly dead rooms with lots of furnishing carpets and drapes
19. shape of the floor for best possible placement We recommend the following placement methods For flat surfaces no spikes Thick carpet or mat cone shaped spikes Thin carpet or mat round spikes wi ly Cone shaped Round spike spike 8 TAD Reference One Owner s Manual Installing The Spikes WARNING Be sure to use two people when installing the spikes Be careful to not pinch your N fingers under the loudspeaker and make sure the loudspeaker does not fall on its side The installation of spikes on the bottom of the unit allows you to establish a firm connection between the ground and the loudspeaker when placing the loudspeaker on uneven surfaces The bottom of the cabinet features three areas for these spikes The use of three spikes for support eliminates the need for fine adjustments allowing you to keep the loudspeaker firmly in place See Choosing Where To Place The Loudspeakers on page 10 for help deciding where to place the loudspeaker and Figure 5 for how to install the spikes There are screw holes on the aluminum plates located on the bottom of the cabinets Figure 5 Installing the spikes Removing The Grille Covers The bass drivers come equipped with grille covers that should be removed when the loudspeaker are in use see Figure 6 T o remove them grasp each grille along the edges pull it out and store it in a safe place in case of future use when moving or storing this un
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