Niles Audio ZR-4 manual Specifications, Tuner Section

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Specifications

TUNER SECTION

FM Tuner

Frequency Range:

87.5 – 108 MHz

AM Tuner

Frequency Range:

530-1710 kHz

IF Rejection: >= 40dB

Image Rejection: >= 30dB

Selectivity:

>= 20dB (+/- 20KHz)

Usable Sensitivity:

<= 63dBu (S/N = 20dB)

S/N Ratio: >= 42dB

AMPLIFIER SECTION

Power Output:

20 watts per channel RMS at 8 ohms, from 20Hz to 20kHz with no more than 0.2% THD any zone driven

Frequency Response:

20Hz to 20kHz +0db/-3dB

Signal to Noise Ratio: 102dB

TONE ADJUSTMENTS

Treble (@10kHz):

+12dB/-12dB

Bass (@50Hz)

+12dB/-12dB

Variable Loudness:

Automatic

AUDIO INPUTS

Connectors:

Three pairs of stereo line-level analog inputs with gold-plated female RCA connectors

Input Impedance:

~10K ohms

28

CONTROL INTERFACES

Keypad Connector Ports

(4) RJ-45 Jacks

12V Control Output

3.5mm female tip-positive

IR Control Input

3.5mm female tip-positive

Flasher Outputs (2-4)

(3) 3.5mm female tip-positive (30mA peak)

Flasher Output HP

3.5mm female tip-positive (1A peak)

RS-232C

3.5mm female tip-positive

Expansion Port

RJ-45

GENERAL

Power Supply:

110V, 60 Hz

Power Consumption:

200 Watts

Dimensions:

17" wide x 1.75" high x 13" deep (43.2cm wide x 4.4cm high x 33cm deep) Weight: 15 lbs, 6.8 kg

REMOTE CONTROL

Transmitter: Infrared

Signal Range:

Approximately 15-30 Feet (5m-10m)

Power Supply

Two “AA” batteries (1.5Vx 2)

NILES AUDIO CORPORATION – 1-800-BUY-HIFI305-238-4373

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Contents ZR-4SERIES Congratulations Introduction Niles ZR-4 MultiZone Receiver KitFour-Source, Four-Zone MultiZone Receiver Hand-Held Learning Remote ControlParty or Whole House Mode Built-In AM/FM TunerContents ZR-4 MultiZone ReceiverWeather-Resistant Keypad Three seconds turns off the entire system all zonesPlacement of the ZR-4 Multizone Receiver Installation ConsiderationsSystem configuration CAT-5 Cable T568A TerminationMicroFlasher Outputs Source ComponentsKeypads Global 12V Control OutputSystem Configuration Volt Speaker WireExpansion Connection Source component controlExternal Control IR Control Input HT SyncZR-4 can share source components with a home theater system RS-232 Connection Niles ZR-KE Keypad ExpanderPre-Amp Output 12V Trigger OutputTelephone and/or doorbell paging Attach the Rack Mount Ears if Needed Connect the Speaker WiresPreparation Connect the Audio Input CablesConnect the Slave ZR-4 MultiZone Receiver Connect the IR FlashersConnect the Keypad CAT-5 Cables ChassisConnect the HT Home theater Sync if Needed Connect the Main Power CableConnect the Global 12V OUT Connect External Control if NeededChoose a Mounting Location Keypad InstallationInstall the Master KEYs Changing the Keypad ColorConfiguring the MultiZone receiver Main PowerConfiguration Mode Master/SlaveMode Volume Paging volume level for all selected zones is adjustableZR-4 will return to normal operating mode Default TURN-ON Volume Zone 4 SpeakersSetting up the AM/FM Tuner Configuring the zoneInstalling Batteries Bass AdjustmentTreble adjustment Battery Use And SafetySearching for Your Code Configure TV and AuxConfiguring the Hand-Held remote Checking the CodesProgramming a Learned Key Configuring sources 2,3,Learning Precautions Deleting a Single Learned KeyProgramming a device-Dependent Sequence Restoring all Key Functions to Factory settingsProgramming a Sequence Play The AM/FM TunerParty Mode TroubleshootingPlay Sources HAND-HELD Remote Control Troubleshooting Specifications Tuner SectionNiles Audio Corporation 1-800-BUY-HIFI L e s a u d i o C o r p o r a t i o n
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ZR-4 specifications

The Niles Audio ZR-4 represents a significant advancement in multi-room audio technology, designed to deliver an exceptional listening experience throughout your home. As a zone amplifier, it is engineered to serve multiple rooms or zones simultaneously, making it a perfect choice for music enthusiasts who want to enjoy high-quality audio in various settings without the need for multiple audio systems.

One of the standout features of the ZR-4 is its ability to support up to four different audio sources, allowing users to simultaneously play different music in multiple zones. This feature is particularly appealing for families or households with diverse musical tastes, as it provides the flexibility to cater to everyone’s preferences. Each of the four zones can be individually controlled, enabling different volumes and selections, thus ensuring a personalized listening experience.

The ZR-4 is built with advanced technologies aimed at enhancing audio quality and performance. It utilizes a Class D amplification design, which not only increases efficiency but also helps deliver a clean and powerful audio signal. This design allows the unit to maintain high sound quality without generating excessive heat, ensuring continuous operation without the need for elaborate cooling systems.

Another impressive characteristic of the ZR-4 is its user-friendly operation. The system is compatible with the Niles Audio IC series of in-wall and in-ceiling speakers, making installation straightforward for both professionals and DIY enthusiasts. Additionally, the ZR-4 offers 12-volt trigger outputs, which can be utilized to control external devices, streamlining the integration of the ZR-4 into existing home automation systems.

Connectivity is also a significant aspect of the ZR-4, as it includes a variety of input options, including line-level inputs and speaker-level inputs, making it adaptable to various audio setups. Its compact design allows for easy placement within cabinets or racks, conserving valuable space while maintaining an unobtrusive presence.

Overall, the Niles Audio ZR-4 embodies sophistication and versatility in multi-room audio distribution. With its powerful amplification, source flexibility, and advanced features, it is an ideal solution for those looking to enhance their home audio experience while enjoying the convenience of seamless control over multiple zones. This unit is not just an investment in audio; it is an investment in lifestyle, elevating the way music can be enjoyed in everyday life.