TacT Audio BOZ 216 Owner's Manual

Summary of BOZ 216

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    Boz 2 1 6 / 2 2 0 0 owner’s manual b o z 2 1 6 / 2 2 0 0

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    3 welcome thank you for choosing what we believe is the world’s finest and most advanced digital amplifier. Every boz unit has been engineered to be an uncompromising listener’s tool, designed to satisfy the most demanding enthusiast. You’ll find that we devote considerable attention to satisfying your...

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    4 boz boz line introduction the tact millennium tact audio introduced the tact millennium, the world’s first true digital amplifier, back in 1998. It was not only heralded as the most important technological breakthrough in decades, it was also immediately recognized as the greatest sonic improvement ...

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    5 mono block design each amplification channel in the boz-2200 is self contained with a separate processor-controlled power supply and a pwm circuit. Floating point processing high precision floating point processing. All real time audio signal processing algorithms are imple- mented with floating poin...

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    6 boz unique technology the boz 216/2200 is not really an amplifier the boz 216/2200 is not an amplifier at all. No signal amplification takes place whatsoever! The boz-2200 modules are an ultra high precision d/a converters operating in pwm mode with a master clock set at a speed 2,222 times higher t...

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    7 technological advantages high resolution at normal listening levels high resolution at normal listening levels: with a normal amplification chain, resolution is depen- dent on the volume setting. The power amp is always on maximum level - even when listening at low levels. In most cases, only the h...

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    General index introduction getting started safety precautions important safety instructions cleaning and maintenance unpacking the boz 216/2200 accessories operating voltage boz - 216 front panel boz - 216 back panel boz - 2200 front panel boz - 2200 back panel connecting the boz-2200 to the boz-216...

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    Boz navigation system individual menu screens accessing your boz system navigating the menus the first screen using the optical control knob hierarchical menu system amps option group option menu option the ping command 32 33 33 33 34 34 35 36 37 the first screen amps menu amp menu delay menu level ...

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    10 boz registration please record your serial number here for future reference. You will need this for future upgrades and in the event that you should require any service on your boz 216/2200. Boz-216 serial number: boz-2200 serial number: contact information technical support is available via phon...

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    3 getting started safety precautions safety instructions & maintenance unpacking the boz 216/2200 boz-216 front panel boz-216 back panel boz-2200 front panel boz-2200 back panel connecting boz-2200 to boz-216 the remote control.

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    12 boz safety precautions warning to reduce the risk of fire or electric shock, do not expose this appliance to rain or moisture. Caution risk of electric shock do not open caution: to reduce the risk of electrical shock, do not remove cover. No user-serviceable parts inside. Refer servicing to quali...

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    13 13 important safety instructions 1. Read these instructions entirely before installing or operating this equipment. 2. Keep these instructions. 3. Heed all warnings. 4. Do not use this equipment near water or allow it to become wet. 5. Do not block any ventilation openings. Install in accordance ...

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    14 unpacking the boz 216/2200 carefully remove the boz 216/2200 and the accessory kit from the carton and check for shipping damage. Contact both the shipper and tact audio immediately if the unit shows any sign of dam- age from rough handling. All tact audio equipment is carefully inspected before ...

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    15 boz - 216 front panel 1. Main power switch. Use this switch to turn the boz 216/2200 on and off. 2. Mute button. Push this button to mute and un-mute entire system. 3. Standby button. Push this button to place the boz-216 into standby mode and to turn it back on again. When in standby mode, all t...

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    16 boz - 216 back panel the back panel connectors consist of two ac power connectors, input and aux rs232 con- nectors, and eight blocks of rs232 and power connectors labeled 1 through 8. These blocks are referred to as boz-216 i/o blocks. 1. First ac connector. Note that the boz-216 has two ac conn...

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    17 boz - 2200 front panel 1. Power switch. This switch can be used to turn a boz-2200 module off. However, it is recommended that a boz-2200 be turned off through the boz-216 control unit’s front panel display. Individual boz-2200 modules can be turned off or on via the amp menu. The power status of...

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    18 boz - 2200 back panel 1. Right channel output - negative terminal. Connect this output to the corresponding loudspeaker input. 2. Right channel output - positive terminal. Connect this output to the corresponding loud- speaker input. 3. Digital input 1. This is the modules aes/ebu digital input. ...

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    19 connecting boz-2200 to boz-216 1. Connect ac power to this connector. Note that in this example there are only two boz-2200 modules and that they are connected to power blocks 1 and 2. Since power blocks 1-4 are powered by the transformer connected to ac power through this connector(1), there is ...

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    20 remote control boz 216/2200 216/2200 216/2200

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    21 1-standby the standby button will turn the boz-216/2200 “on” or it will place it into “standby” mode. When in standby mode, the unit is placed into a lower power “idling’ state. 2-digital the digital button is not used with this unit. 3-analog the analog button is not used with this unit. 4-corre...

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    22 specifications power (rms. Per channel) 8 ohm 2 x 200 w * power (rms. Per channel) 4 ohm 2 x 400 w * output current (peak, per channel) >50 a signal-to-noise ration (a-weighted) >110 db dynamic range (20 hz - 20 khz) >130 db thd+n (all power levels 10 hz - 20 khz) digital resolution 16 - 24 bit l...

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    3 system configurations speaker configurations active & passive configurations normal operation daisy-chaining and signal flow horizontal bi-amping vertical bi-amping.

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    24 boz boz boz speaker configurations passive setup: crossovers are handled within the physical speakers. Active setup: crossovers are handled digitally by the ampli- fication system. + - + - the modular design of the boz system means that you can configure it to virtually any active or passive speake...

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    25 + - + - + - + - from source digital signal (coax/spdif) amp-1 amp 2 - needed in bi-amped configuration amp 3 - needed in tri-amped configurations additional amplifiers can be daisy-chained to accommodate for multi-amped configurations. Daisy chaining and signal flow when two or more boz-2200 amplifier...

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    26 boz boz boz + - + - + - in horizontal bi-amping, one boz-2200 amplifier drives the low-frequency drivers in both speakers. The other boz-2200 amplifier drives the high-frequency drivers in both speakers. Horizontal bi-amplification + - + - + - + - 216/2200 216/2200 216/2200

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    27 3 in/out menu setup for horizontal bi-amplification, each boz-2200 module is set to the following specifications: left out = left in right out = right in the inout menu needs to be set accordingly: the inout menu is described on p. 46. It is accessed via the front panel through the amps menu. Sy st...

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    28 boz boz boz + - + - + - in vertical bi-amping, one amplifier drives both the high and low frequency drivers of the left chan- nel. The other amplifier drives both the high and low frequency drivers of the right channel. Vertical bi-amplification + - 216/2200 216/2200 216/2200

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    29 in/out menu setup in vertical bi-amplification, the inout menus for the left and right amplifiers have to be set as fol- lows: left channel amplifier has to be set to left on both outputs. Right channel amplifier has to be set to right on both channels. In this way, the left channel amplifier will ope...

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    3.

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    3 boz navigation system accessing the menus navigating the menus the hierarchical menu system.

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    32 accessing your boz system to enable ir control, you must access the options menu. The options menu can be found on p.59. For the complete re- mote control diagram, see p.20. For a comprehensive explanation of al the boz-216 control unit front panel controls, see p.15. Boz boz optical rotary navig...

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    33 the first screen is described in detail on p.40. Navigating the menus the first screen when you turn on your system, the “first screen” will be visible in the front panel display. This first screen gives you access to your entire boz system through four portals: amps: access to menus for setting i...

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    34 hierarchical menu system the amps option menus are individually described starting on p.41. The cro menu and rcs menus are accessible only if your unit has the crossover and room correction pack- ages installed; they are not standard features. Boz 216/2200 216/2200 the first screen display of the...

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    35 select group menu choices: 1,2,3,4 ... 8, all, edit purpose: allows you to select an amplifier group. Volume control affects only amps in the se- lected group. Also allows you to edit group settings. The edit butt and edit butt sq menus are sub-menus of the cro menu. The table left and table right...

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    36 hierarchical menu system boz boz boz 216/2200 216/2200 main menu hierarchy 216/2200 menu main menu choices: opts, disp, comm, lock, ver, time, lic1, lic2, lic3 purpose: this menu gives you access to system control parameters. Unlike in the amp menu, changes made here will affect the whole system,...

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    37 boz-216 back panel i/o blocks are explained on p.16. The first screen is diagramed on p.40. The amps menu is diagramed on p.41. B o z n a vig a tio n the ping command the ping command is used to “ping”, or send out a signal to, every boz-2200 amplification module that is connected to your system. ...

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    38 boz boz 216/2200

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    3 3 the individual menus the first screen the amps option the group menu the menu option.

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    40 boz-216 i/o blocks: there is a total of 8 input/output blocks on the back panel of the boz-216 control unit. The blocks consist of one rs232 connector and one power con- nector. The boz-2200 modules connect to the boz-216 via these blocks. The amp number of a module is determined by the i/o block...

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    41 this menu serves as your conduit to manipulating the individual amplifier modules. Ping: the ping command here serves the same purpose as it did on the first screen. It is included here again to assist you in selecting the proper module for specific manipulation. Amps menu use this screen to enter ...

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    42 boz-2200 on/off: although the boz- 2200’s all have front panel power buttons, using the amp menu is the recommended way to individually turn the modules on/off. Boz amp menu amps option use this screen to set individual amplifier parameters. Each boz-2200 amplifier module connected to the boz-216 c...

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    43 delay menu usage: if your system is loaded with the room correction package, you will not need to manually set the channel delay times. The rcs technology will calibrate proper correction settings for every channel in your system. If your system does not have rcs, use this menu to manually adjust...

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    44 boz level menu amps option use this screen to set a boz-2200’s left and right channel level. The channel level can be changed in increments of 0.1 db. The maximum channel level is 0 db and the minimum is -99.9 db. To adjust the channel level, position the cursor over the desired channel. Click an...

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    45 polarity menu amps option use this screen to set a boz-2200’s left and right channel polarity. A “+” sign indicates that the output signal is in phase with the input signal. A “-“ sign indicates that the output signal is out of phase with respect to the input signal. To adjust the channel polarit...

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    46 bi-amplification: a diagram of horizon- tal bi-amplification can be found on p.26. A diagram of vertical bi-amplification can be found on p.28. The left out = left in right out = left in configuration is specified for one of the two amplifiers within a vertically bi-amped systems full diagram on p..29 ...

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    47 the left out = left in right out = left in configuration is specified for one of the two amplifiers within a vertically bi-amped systems full diagram on p..29. In the example below, both the left output channel and the right output channel will receive the right input channel signal. In the example ...

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    48 boz options menu amps option use this screen to set a boz-2200’s options. A unique set of amplifier options is assigned to each amplifier module connected to the boz-216 control unit. To change a setting, position the cursor over the desired property and click the rotary control knob. Depending upo...

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    49 both the crossover package and room correction package are add-on options and do not come standard with the boz system. They can be purchased and easily installed by the user at any time. Mode menu amps option use this screen to view the selected amplifier’s mode of operation. Each boz-2200 is cap...

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    50 presets: a system preset will specify a filter type for both the left and right channel - in any com- bination of bypass, butt, or butt sq. Cro usage: crossover mode and room correction mode can not occur simultaneously. Boz cro menu amps option use this screen to set a boz-2200’s crossover filter ...

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    51 edit butt and edit butt sq menu use this screen to set the amplifier’s butterworth and butterworth squared filter parameters. In this manual section, only the editing of butterworth filters is described. Editing of butterworth squared filter is the same. A. Lowpass filter order field or left side filter...

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    52 boz 3. Left channel filter selection and filter parameter adjustment: a. Click on this field to toggle between lp-lowpass, hp-highpass, bp-bandpass and “---” no filtering. B. Use this fields to set lo filter order as described in “2” c. Use this fields to set ho filter order as described in “2” d. Use th...

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    53 pareq menu amps option use this screen to either select one of ten pre-programmed pareq filter settings or to bypass them. 1. Indicates the amplifier number. The amplifier number is determined by the connector number on the back of the boz-216 to which the amplifier is connected. 2. Place the cursor ...

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    54 boz pareq left & right channel table menu use this screen to edit the parametric equalizer filter parameters. The properties are displayed in table format, with four rows per display. To change a setting, position the cursor over the desired property and click the rotary control knob. Hold down th...

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    55 room correction presets: presets are defined on a computer and are transferred to your system via the rs232 connection. Rcs menu amps option use this screen to select the desired room correction preset or to bypass the room correction al- gorithm. To make a selection, position the cursor over the ...

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    56 the “boz wheel” controls the master volume settings - it alters the level of all the amplifiers in the selected group. Boz select group menu group option use this screen to select one of eight amplifier groups or to select the all group option. If one of the eight groups is selected, the volume con...

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    57 edit group menu use this screen to edit all of the eight groups. You can assign to each group any combination of eight amplifiers (boz-2200 modules) connected to the boz-216 control unit. To assign an amplifier to a group or to remove an amplifier from a group, highlight that amplifier and push the r...

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    58 boz main menu menu option the main menu screen is designed to provide easy access to system control parameters. Unlike the amp menu, the changes made in this menu will affect the whole system. To enter a menu, position the cursor over the desired option and click the rotary control knob. You can a...

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    59 standby mode vs. On: when in standby mode, the boz-216 is not completely pow- ered down. It is in low power mode and is still able to receive some ir and rs232 commands. All the boz-2200 mod- ules are powered down in standby mode. Options menu menu option the options menu allows you to change fou...

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    60 boz display menu menu option the display menu allows you to change the visual properties of the displays. Changes made to the boz-216 control unit’s display properties are also reflected in each boz-2200’s display. 1. Place the cursor over this menu option to adjust the display’s “on” brightness. ...

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    61 communication menu menu option the communications menu is used to specify how your boz system sends and receives informa- tion between a computer, a tact tcs, or a tact rcs 2..2x. 1. Use this field to set the boz-216 device address. This address is used by the pc program to communicate with the bo...

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    62 boz lock menu menu option the lock menu is used to disable the remote control and front panel buttons of your boz sys- tem. 1. Displays the lock status. If lock status is set to locked, all the menu options, with the exception of this one, are disabled. 2. Use this field to enter the lock password...

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    63 versions menu menu option the versions menu displays your serial number, the version of boz-216 firmware you are running, and the website address for tact audio inc. 1. This field displays you boz-216 serial number. You will need this number if you decide to purchase the crossover, parametric eq or...

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    64 boz time menu menu option the time menu is used to set the time for your system. The time is displayed on the top right cor- ner of the first screen. To change the current time setting, position the cursor over the desired preset field (hour or min- ute) and click the rotary control knob. Turn the...

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    65 lic1 menu menu option the license 1 menu stores your crossover package license number. 1. This field displays current your unit’s license status. If this field displays disabled you will not have access to the boz-216 crossover feature. If this is the case, please contact tact audio to purchase pro...

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    66 boz lic2 menu menu option the license 2 menu stores your parametric equalizer package license number. 1. This field displays your current license status. If this field displays disabled you will not have access to the boz-216 parametric equalizer feature. If this is the case, please contact tact au...

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    67 lic3 menu menu option the license 3 menu stores your room correction package license number. 1. This field displays your current license status. If this field displays disabled you will not have access to the boz-216 room correction feature. If this is the case, please contact tact audio to purchas...

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    Tact audio inc. 201 gates road unit g, little ferry, new jersey 07643 usa phone: +1.201.440.9300 - fax: +1.201.440.5580 - email: [email protected] www.Bozaudio.Com www.Roomcorrection.Com www.Tactlabs.Com owner’s manual.